javascript 总结(常用工具类的封装)(转)

 2023-09-15 阅读 29 评论 0

摘要:转载地址:http://dzblog.cn/article/5a6f48afad4db304be1e7a5f javascript 总结(常用工具类的封装) JavaScript 1. type 类型判断 isString (o) { //是否字符串return Object.prototype.toString.call(o).slice(8, -1) === 'String'

转载地址:http://dzblog.cn/article/5a6f48afad4db304be1e7a5f

javascript 总结(常用工具类的封装)

JavaScript

1. type 类型判断

isString (o) { //是否字符串return Object.prototype.toString.call(o).slice(8, -1) === 'String'
}isNumber (o) { //是否数字return Object.prototype.toString.call(o).slice(8, -1) === 'Number'
}isObj (o) { //是否对象return Object.prototype.toString.call(o).slice(8, -1) === 'Object'
}isArray (o) { //是否数组return Object.prototype.toString.call(o).slice(8, -1) === 'Array'
}isDate (o) { //是否时间return Object.prototype.toString.call(o).slice(8, -1) === 'Date'
}isBoolean (o) { //是否booleanreturn Object.prototype.toString.call(o).slice(8, -1) === 'Boolean'
}isFunction (o) { //是否函数return Object.prototype.toString.call(o).slice(8, -1) === 'Function'
}isNull (o) { //是否为nullreturn Object.prototype.toString.call(o).slice(8, -1) === 'Null'
}isUndefined (o) { //是否undefinedreturn Object.prototype.toString.call(o).slice(8, -1) === 'Undefined'
}isFalse (o) {if (o == '' || o == undefined || o == null || o == 'null' || o == 'undefined' || o == 0 || o == false || o == NaN) return truereturn false
}isTrue (o) {return !this.isFalse(o)
}isIos () {var u = navigator.userAgent;if (u.indexOf('Android') > -1 || u.indexOf('Linux') > -1) {//安卓手机// return "Android";return false} else if (u.indexOf('iPhone') > -1) {//苹果手机// return "iPhone";return true} else if (u.indexOf('iPad') > -1) {//iPad// return "iPad";return false} else if (u.indexOf('Windows Phone') > -1) {//winphone手机// return "Windows Phone";return false}else{return false}
}isPC () { //是否为PC端var userAgentInfo = navigator.userAgent;var Agents = ["Android", "iPhone","SymbianOS", "Windows Phone","iPad", "iPod"];var flag = true;for (var v = 0; v < Agents.length; v++) {if (userAgentInfo.indexOf(Agents[v]) > 0) {flag = false;break;}}return flag;
}browserType(){var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串var isOpera = userAgent.indexOf("Opera") > -1; //判断是否Opera浏览器var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1 && !isOpera; //判断是否IE浏览器var isEdge = userAgent.indexOf("Edge") > -1; //判断是否IE的Edge浏览器var isFF = userAgent.indexOf("Firefox") > -1; //判断是否Firefox浏览器var isSafari = userAgent.indexOf("Safari") > -1 && userAgent.indexOf("Chrome") == -1; //判断是否Safari浏览器var isChrome = userAgent.indexOf("Chrome") > -1 && userAgent.indexOf("Safari") > -1; //判断Chrome浏览器if (isIE) {var reIE = new RegExp("MSIE (\\d+\\.\\d+);");reIE.test(userAgent);var fIEVersion = parseFloat(RegExp["$1"]);if(fIEVersion == 7) return "IE7"else if(fIEVersion == 8) return "IE8";else if(fIEVersion == 9) return "IE9";else if(fIEVersion == 10) return "IE10";else if(fIEVersion == 11) return "IE11";else return "IE7以下"//IE版本过低}if (isFF) return "FF";if (isOpera) return "Opera";if (isEdge) return "Edge";if (isSafari) return "Safari";if (isChrome) return "Chrome";
}checkStr (str, type) {switch (type) {case 'phone':   //手机号码return /^1[3|4|5|6|7|8][0-9]{9}$/.test(str);case 'tel':     //座机return /^(0\d{2,3}-\d{7,8})(-\d{1,4})?$/.test(str);case 'card':    //身份证return /(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/.test(str);case 'pwd':     //密码以字母开头,长度在6~18之间,只能包含字母、数字和下划线return /^[a-zA-Z]\w{5,17}$/.test(str)case 'postal':  //邮政编码return /[1-9]\d{5}(?!\d)/.test(str);case 'QQ':      //QQ号return /^[1-9][0-9]{4,9}$/.test(str);case 'email':   //邮箱return /^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.test(str);case 'money':   //金额(小数点2位)return /^\d*(?:\.\d{0,2})?$/.test(str);case 'URL':     //网址return /(http|ftp|https):\/\/[\w\-_]+(\.[\w\-_]+)+([\w\-\.,@?^=%&:/~\+#]*[\w\-\@?^=%&/~\+#])?/.test(str)case 'IP':      //IPreturn /((?:(?:25[0-5]|2[0-4]\\d|[01]?\\d?\\d)\\.){3}(?:25[0-5]|2[0-4]\\d|[01]?\\d?\\d))/.test(str);case 'date':    //日期时间return /^(\d{4})\-(\d{2})\-(\d{2}) (\d{2})(?:\:\d{2}|:(\d{2}):(\d{2}))$/.test(str) || /^(\d{4})\-(\d{2})\-(\d{2})$/.test(str)case 'number':  //数字return /^[0-9]$/.test(str);case 'english': //英文return /^[a-zA-Z]+$/.test(str);case 'chinese': //中文return /^[\u4E00-\u9FA5]+$/.test(str);case 'lower':   //小写return /^[a-z]+$/.test(str);case 'upper':   //大写return /^[A-Z]+$/.test(str);case 'HTML':    //HTML标记return /<("[^"]*"|'[^']*'|[^'">])*>/.test(str);default:return true;}
}// 严格的身份证校验
isCardID(sId) {if (!/(^\d{15}$)|(^\d{17}(\d|X|x)$)/.test(sId)) {alert('你输入的身份证长度或格式错误')return false}//身份证城市var aCity={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"};if(!aCity[parseInt(sId.substr(0,2))]) { alert('你的身份证地区非法')return false}// 出生日期验证var sBirthday=(sId.substr(6,4)+"-"+Number(sId.substr(10,2))+"-"+Number(sId.substr(12,2))).replace(/-/g,"/"),d = new Date(sBirthday)if(sBirthday != (d.getFullYear()+"/"+ (d.getMonth()+1) + "/" + d.getDate())) {alert('身份证上的出生日期非法')return false}// 身份证号码校验var sum = 0,weights =  [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2],codes = "10X98765432"for (var i = 0; i < sId.length - 1; i++) {sum += sId[i] * weights[i];}var last = codes[sum % 11]; //计算出来的最后一位身份证号码if (sId[sId.length-1] != last) { alert('你输入的身份证号非法')return false}return true
}
}

2. Date

/*** 格式化时间* * @param  {time} 时间* @param  {cFormat} 格式* @return {String} 字符串** @example formatTime('2018-1-29', '{y}/{m}/{d} {h}:{i}:{s}') // -> 2018/01/29 00:00:00*/
formatTime(time, cFormat) {if (arguments.length === 0) return nullif ((time + '').length === 10) {time = +time * 1000}var format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}', dateif (typeof time === 'object') {date = time} else {date = new Date(time)}var formatObj = {y: date.getFullYear(),m: date.getMonth() + 1,d: date.getDate(),h: date.getHours(),i: date.getMinutes(),s: date.getSeconds(),a: date.getDay()}var time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {var value = formatObj[key]if (key === 'a') return ['一', '二', '三', '四', '五', '六', '日'][value - 1]if (result.length > 0 && value < 10) {value = '0' + value}return value || 0})return time_str
}/*** 返回指定长度的月份集合* * @param  {time} 时间* @param  {len} 长度* @param  {direction} 方向:  1: 前几个月;  2: 后几个月;  3:前后几个月  默认 3* @return {Array} 数组* * @example   getMonths('2018-1-29', 6, 1)  // ->  ["2018-1", "2017-12", "2017-11", "2017-10", "2017-9", "2017-8", "2017-7"]*/
getMonths(time, len, direction) {var mm = new Date(time).getMonth(),yy = new Date(time).getFullYear(),direction = isNaN(direction) ? 3 : direction,index = mm;var cutMonth = function(index) {if ( index <= len && index >= -len) {return direction === 1 ? formatPre(index).concat(cutMonth(++index)):direction === 2 ? formatNext(index).concat(cutMonth(++index)):formatCurr(index).concat(cutMonth(++index))}return []}var formatNext = function(i) {var y = Math.floor(i/12),m = i%12return [yy+y + '-' + (m+1)]}var formatPre = function(i) {var y = Math.ceil(i/12),m = i%12m = m===0 ? 12 : mreturn [yy-y + '-' + (13 - m)]}var formatCurr = function(i) {var y = Math.floor(i/12),yNext = Math.ceil(i/12),m = i%12,mNext = m===0 ? 12 : mreturn [yy-yNext + '-' + (13 - mNext),yy+y + '-' + (m+1)]}// 数组去重var unique = function(arr) {if ( Array.hasOwnProperty('from') ) {return Array.from(new Set(arr));}else{var n = {},r=[]; for(var i = 0; i < arr.length; i++){if (!n[arr[i]]){n[arr[i]] = true; r.push(arr[i]);}}return r;}}return direction !== 3 ? cutMonth(index) : unique(cutMonth(index).sort(function(t1, t2){return new Date(t1).getTime() - new Date(t2).getTime()}))
}/*** 返回指定长度的天数集合* * @param  {time} 时间* @param  {len} 长度* @param  {direction} 方向: 1: 前几天;  2: 后几天;  3:前后几天  默认 3* @return {Array} 数组** @example date.getDays('2018-1-29', 6) // -> ["2018-1-26", "2018-1-27", "2018-1-28", "2018-1-29", "2018-1-30", "2018-1-31", "2018-2-1"]*/
getDays(time, len, diretion) {var tt = new Date(time)var getDay = function(day) {var t = new Date(time)t.setDate(t.getDate() + day)var m = t.getMonth()+1return t.getFullYear()+'-'+m+'-'+t.getDate()}var arr = []if (diretion === 1) {for (var i = 1; i <= len; i++) {arr.unshift(getDay(-i))}}else if(diretion === 2) {for (var i = 1; i <= len; i++) {arr.push(getDay(i))}}else {for (var i = 1; i <= len; i++) {arr.unshift(getDay(-i))}arr.push(tt.getFullYear()+'-'+(tt.getMonth()+1)+'-'+tt.getDate())for (var i = 1; i <= len; i++) {arr.push(getDay(i))}}return diretion === 1 ? arr.concat([tt.getFullYear()+'-'+(tt.getMonth()+1)+'-'+tt.getDate()]) : diretion === 2 ? [tt.getFullYear()+'-'+(tt.getMonth()+1)+'-'+tt.getDate()].concat(arr) : arr
}/*** @param  {s} 秒数* @return {String} 字符串 ** @example formatHMS(3610) // -> 1h0m10s*/
formatHMS (s) {var str = ''if (s > 3600) {str = Math.floor(s/3600)+'h'+Math.floor(s%3600/60)+'m'+s%60+'s'}else if(s > 60) {str = Math.floor(s/60)+'m'+s%60+'s'}else{str = s%60+'s'}return str
}/*获取某月有多少天*/
getMonthOfDay (time) {var date = new Date(time)var year = date.getFullYear()var mouth = date.getMonth() + 1var days//当月份为二月时,根据闰年还是非闰年判断天数if (mouth == 2) {days = year % 4 == 0 ? 29 : 28} else if (mouth == 1 || mouth == 3 || mouth == 5 || mouth == 7 || mouth == 8 || mouth == 10 || mouth == 12) {//月份为:1,3,5,7,8,10,12 时,为大月.则天数为31;days = 31} else {//其他月份,天数为:30.days = 30}return days
}/*获取某年有多少天*/
getYearOfDay (time) {var firstDayYear = this.getFirstDayOfYear(time);var lastDayYear = this.getLastDayOfYear(time);var numSecond = (new Date(lastDayYear).getTime() - new Date(firstDayYear).getTime())/1000;return Math.ceil(numSecond/(24*3600));
}/*获取某年的第一天*/
getFirstDayOfYear (time) {var year = new Date(time).getFullYear();return year + "-01-01 00:00:00";
}/*获取某年最后一天*/
getLastDayOfYear (time) {var year = new Date(time).getFullYear();var dateString = year + "-12-01 00:00:00";var endDay = this.getMonthOfDay(dateString);return year + "-12-" + endDay + " 23:59:59";
}/*获取某个日期是当年中的第几天*/
getDayOfYear (time) {var firstDayYear = this.getFirstDayOfYear(time);var numSecond = (new Date(time).getTime() - new Date(firstDayYear).getTime())/1000;return Math.ceil(numSecond/(24*3600));
}/*获取某个日期在这一年的第几周*/
getDayOfYearWeek (time) {var numdays = this.getDayOfYear(time);return Math.ceil(numdays / 7);
}

3. Array

/*判断一个元素是否在数组中*/
contains (arr, val) {return arr.indexOf(val) != -1 ? true : false;
}/*** @param  {arr} 数组* @param  {fn} 回调函数* @return {undefined}*/
each (arr, fn) {fn = fn || Function;var a = [];var args = Array.prototype.slice.call(arguments, 1);for(var i = 0; i < arr.length; i++) {var res = fn.apply(arr, [arr[i], i].concat(args));if(res != null) a.push(res);}
}/*** @param  {arr} 数组* @param  {fn} 回调函数* @param  {thisObj} this指向* @return {Array} */
map (arr, fn, thisObj) {var scope = thisObj || window;var a = [];for(var i = 0, j = arr.length; i < j; ++i) {var res = fn.call(scope, arr[i], i, this);if(res != null) a.push(res);}return a;
}/*** @param  {arr} 数组* @param  {type} 1:从小到大   2:从大到小   3:随机* @return {Array}*/
sort (arr, type = 1) {return arr.sort( (a, b) => {switch(type) {case 1:return a - b;case 2:return b - a;case 3:return Math.random() - 0.5;default:return arr;}})
}/*去重*/
unique (arr) {if ( Array.hasOwnProperty('from') ) {return Array.from(new Set(arr));}else{var n = {},r=[]; for(var i = 0; i < arr.length; i++){if (!n[arr[i]]){n[arr[i]] = true; r.push(arr[i]);}}return r;}
}/*求两个集合的并集*/
union (a, b) {var newArr = a.concat(b);return this.unique(newArr);
}/*求两个集合的交集*/
intersect (a, b) {var _this = this;a = this.unique(a);return this.map(a, function(o) {return _this.contains(b, o) ? o : null;});
}/*删除其中一个元素*/
remove (arr, ele) {var index = arr.indexOf(ele);if(index > -1) {arr.splice(index, 1);}return arr;
}/*将类数组转换为数组的方法*/
formArray (ary) {var arr = [];if(Array.isArray(ary)) {arr = ary;} else {arr = Array.prototype.slice.call(ary);};return arr;
}/*最大值*/
max (arr) {return Math.max.apply(null, arr);
}/*最小值*/
min (arr) {return Math.min.apply(null, arr);
}/*求和*/
sum (arr) {return arr.reduce( (pre, cur) => {return pre + cur})
}/*平均值*/
average (arr) {return this.sum(arr)/arr.length
}

4. String 字符串操作

/*** 去除空格* @param  {str}* @param  {type} *       type:  1-所有空格  2-前后空格  3-前空格 4-后空格* @return {String}*/
trim (str, type) {type = type || 1switch (type) {case 1:return str.replace(/\s+/g, "");case 2:return str.replace(/(^\s*)|(\s*$)/g, "");case 3:return str.replace(/(^\s*)/g, "");case 4:return str.replace(/(\s*$)/g, "");default:return str;}
}/*** @param  {str} * @param  {type}*       type:  1:首字母大写  2:首页母小写  3:大小写转换  4:全部大写  5:全部小写* @return {String}*/
changeCase (str, type) {type = type || 4switch (type) {case 1:return str.replace(/\b\w+\b/g, function (word) {return word.substring(0, 1).toUpperCase() + word.substring(1).toLowerCase();});case 2:return str.replace(/\b\w+\b/g, function (word) {return word.substring(0, 1).toLowerCase() + word.substring(1).toUpperCase();});case 3:return str.split('').map( function(word){if (/[a-z]/.test(word)) {return word.toUpperCase();}else{return word.toLowerCase()}}).join('')case 4:return str.toUpperCase();case 5:return str.toLowerCase();default:return str;}
}/*检测密码强度
*/
checkPwd (str) {var Lv = 0;if (str.length < 6) {return Lv}if (/[0-9]/.test(str)) {Lv++}if (/[a-z]/.test(str)) {Lv++}if (/[A-Z]/.test(str)) {Lv++}if (/[\.|-|_]/.test(str)) {Lv++}return Lv;
}/*过滤html代码(把<>转换)*/
filterTag (str) {str = str.replace(/&/ig, "&amp;");str = str.replace(/</ig, "&lt;");str = str.replace(/>/ig, "&gt;");str = str.replace(" ", "&nbsp;");return str;
}

5. Number

/*随机数范围*/
random (min, max) {if (arguments.length === 2) {return Math.floor(min + Math.random() * ( (max+1) - min ))}else{return null;}}/*将阿拉伯数字翻译成中文的大写数字*/
numberToChinese (num) {var AA = new Array("零", "一", "二", "三", "四", "五", "六", "七", "八", "九", "十");var BB = new Array("", "十", "百", "仟", "萬", "億", "点", "");var a = ("" + num).replace(/(^0*)/g, "").split("."),k = 0,re = "";for(var i = a[0].length - 1; i >= 0; i--) {switch(k) {case 0:re = BB[7] + re;break;case 4:if(!new RegExp("0{4}//d{" + (a[0].length - i - 1) + "}$").test(a[0]))re = BB[4] + re;break;case 8:re = BB[5] + re;BB[7] = BB[5];k = 0;break;}if(k % 4 == 2 && a[0].charAt(i + 2) != 0 && a[0].charAt(i + 1) == 0)re = AA[0] + re;if(a[0].charAt(i) != 0)re = AA[a[0].charAt(i)] + BB[k % 4] + re;k++;}if(a.length > 1) // 加上小数部分(如果有小数部分){re += BB[6];for(var i = 0; i < a[1].length; i++)re += AA[a[1].charAt(i)];}if(re == '一十')re = "十";if(re.match(/^一/) && re.length == 3)re = re.replace("一", "");return re;
}/*将数字转换为大写金额*/
changeToChinese (Num) {//判断如果传递进来的不是字符的话转换为字符if(typeof Num == "number") {Num = new String(Num);};Num = Num.replace(/,/g, "") //替换tomoney()中的“,”Num = Num.replace(/ /g, "") //替换tomoney()中的空格Num = Num.replace(/¥/g, "") //替换掉可能出现的¥字符if(isNaN(Num)) { //验证输入的字符是否为数字//alert("请检查小写金额是否正确");return "";};//字符处理完毕后开始转换,采用前后两部分分别转换var part = String(Num).split(".");var newchar = "";//小数点前进行转化for(var i = part[0].length - 1; i >= 0; i--) {if(part[0].length > 10) {return "";//若数量超过拾亿单位,提示}var tmpnewchar = ""var perchar = part[0].charAt(i);switch(perchar) {case "0":tmpnewchar = "零" + tmpnewchar;break;case "1":tmpnewchar = "壹" + tmpnewchar;break;case "2":tmpnewchar = "贰" + tmpnewchar;break;case "3":tmpnewchar = "叁" + tmpnewchar;break;case "4":tmpnewchar = "肆" + tmpnewchar;break;case "5":tmpnewchar = "伍" + tmpnewchar;break;case "6":tmpnewchar = "陆" + tmpnewchar;break;case "7":tmpnewchar = "柒" + tmpnewchar;break;case "8":tmpnewchar = "捌" + tmpnewchar;break;case "9":tmpnewchar = "玖" + tmpnewchar;break;}switch(part[0].length - i - 1) {case 0:tmpnewchar = tmpnewchar + "元";break;case 1:if(perchar != 0) tmpnewchar = tmpnewchar + "拾";break;case 2:if(perchar != 0) tmpnewchar = tmpnewchar + "佰";break;case 3:if(perchar != 0) tmpnewchar = tmpnewchar + "仟";break;case 4:tmpnewchar = tmpnewchar + "万";break;case 5:if(perchar != 0) tmpnewchar = tmpnewchar + "拾";break;case 6:if(perchar != 0) tmpnewchar = tmpnewchar + "佰";break;case 7:if(perchar != 0) tmpnewchar = tmpnewchar + "仟";break;case 8:tmpnewchar = tmpnewchar + "亿";break;case 9:tmpnewchar = tmpnewchar + "拾";break;}var newchar = tmpnewchar + newchar;}//小数点之后进行转化if(Num.indexOf(".") != -1) {if(part[1].length > 2) {// alert("小数点之后只能保留两位,系统将自动截断");part[1] = part[1].substr(0, 2)}for(i = 0; i < part[1].length; i++) {tmpnewchar = ""perchar = part[1].charAt(i)switch(perchar) {case "0":tmpnewchar = "零" + tmpnewchar;break;case "1":tmpnewchar = "壹" + tmpnewchar;break;case "2":tmpnewchar = "贰" + tmpnewchar;break;case "3":tmpnewchar = "叁" + tmpnewchar;break;case "4":tmpnewchar = "肆" + tmpnewchar;break;case "5":tmpnewchar = "伍" + tmpnewchar;break;case "6":tmpnewchar = "陆" + tmpnewchar;break;case "7":tmpnewchar = "柒" + tmpnewchar;break;case "8":tmpnewchar = "捌" + tmpnewchar;break;case "9":tmpnewchar = "玖" + tmpnewchar;break;}if(i == 0) tmpnewchar = tmpnewchar + "角";if(i == 1) tmpnewchar = tmpnewchar + "分";newchar = newchar + tmpnewchar;}}//替换所有无用汉字while(newchar.search("零零") != -1)newchar = newchar.replace("零零", "零");newchar = newchar.replace("零亿", "亿");newchar = newchar.replace("亿万", "亿");newchar = newchar.replace("零万", "万");newchar = newchar.replace("零元", "元");newchar = newchar.replace("零角", "");newchar = newchar.replace("零分", "");if(newchar.charAt(newchar.length - 1) == "元") {newchar = newchar + "整"}return newchar;}

6. Http

/*** @param  {setting}*/
ajax(setting){//设置参数的初始值var opts={method: (setting.method || "GET").toUpperCase(), //请求方式url: setting.url || "", // 请求地址async: setting.async || true, // 是否异步dataType: setting.dataType || "json", // 解析方式data: setting.data || "", // 参数success: setting.success || function(){}, // 请求成功回调error: setting.error || function(){} // 请求失败回调}// 参数格式化function params_format (obj) {var str = ''for (var i in obj) {str += i + '=' + obj[i] + '&'}return str.split('').slice(0, -1).join('')}// 创建ajax对象var xhr=new XMLHttpRequest();// 连接服务器open(方法GET/POST,请求地址, 异步传输)if(opts.method == 'GET'){xhr.open(opts.method, opts.url + "?" + params_format(opts.data), opts.async);xhr.send();}else{xhr.open(opts.method, opts.url, opts.async);xhr.setRequestHeader("Content-Type","application/x-www-form-urlencoded");xhr.send(opts.data);}/*** 每当readyState改变时,就会触发onreadystatechange事件** readyState属性存储有XMLHttpRequest的状态信息** 0 :请求未初始化** 1 :服务器连接已建立** 2 :请求已接受** 3 : 请求处理中** 4 :请求已完成,且相应就绪*/xhr.onreadystatechange = function() {if (xhr.readyState === 4 && (xhr.status === 200 || xhr.status === 304)) {switch(opts.dataType){case "json":var json = JSON.parse(xhr.responseText);opts.success(json);break;case "xml":opts.success(xhr.responseXML);break;default:opts.success(xhr.responseText);break;}}}xhr.onerror = function(err) {opts.error(err);}
}/*** @param  {url}* @param  {setting}* @return {Promise}*/
fetch(url, setting) {//设置参数的初始值let opts={method: (setting.method || 'GET').toUpperCase(), //请求方式headers : setting.headers  || {}, // 请求头设置credentials : setting.credentials  || true, // 设置cookie是否一起发送body: setting.body || {},mode : setting.mode  || 'no-cors', // 可以设置 cors, no-cors, same-originredirect : setting.redirect  || 'follow', // follow, error, manualcache : setting.cache  || 'default' // 设置 cache 模式 (default, reload, no-cache)}let dataType = setting.dataType || "json", // 解析方式  data = setting.data || "" // 参数// 参数格式化function params_format (obj) {var str = ''for (var i in obj) {str += `${i}=${obj[i]}&`}return str.split('').slice(0, -1).join('')}if (opts.method === 'GET') {url = url + (data?`?${params_format(data)}`:'')}else{setting.body = data || {}}return new Promise( (resolve, reject) => {fetch(url, opts).then( async res => {let data = dataType === 'text' ? await res.text() :dataType === 'blob' ? await res.blob() : await res.json() resolve(data)}).catch( e => {reject(e)})})}

7. DOM

$ (selector){ var type = selector.substring(0, 1);if (type === '#') {if (document.querySelecotor) return document.querySelector(selector)return document.getElementById(selector.substring(1))}else if (type === '.') {if (document.querySelecotorAll) return document.querySelectorAll(selector)return document.getElementsByClassName(selector.substring(1))}else{return document['querySelectorAll' ? 'querySelectorAll':'getElementsByTagName'](selector)}
} /*检测类名*/
hasClass (ele, name) {return ele.className.match(new RegExp('(\\s|^)' + name + '(\\s|$)'));
}/*添加类名*/
addClass (ele, name) {if (!this.hasClass(ele, name)) ele.className += " " + name;
}/*删除类名*/
removeClass (ele, name) {if (this.hasClass(ele, name)) {var reg = new RegExp('(\\s|^)' + name + '(\\s|$)');ele.className = ele.className.replace(reg, '');}
}/*替换类名*/
replaceClass (ele, newName, oldName) {this.removeClass(ele, oldName);this.addClass(ele, newName);
}/*获取兄弟节点*/
siblings (ele) {console.log(ele.parentNode)var chid = ele.parentNode.children,eleMatch = []; for(var i = 0, len = chid.length; i < len; i ++){ if(chid[i] != ele){ eleMatch.push(chid[i]); } } return eleMatch;
}/*获取行间样式属性*/
getByStyle (obj,name){if(obj.currentStyle){return  obj.currentStyle[name];}else{return  getComputedStyle(obj,false)[name];}
}

8. Storage 储存操作

class StorageFn {constructor () {this.ls = window.localStorage;this.ss = window.sessionStorage;}/*-----------------cookie---------------------*//*设置cookie*/setCookie (name, value, day) {var setting = arguments[0];if (Object.prototype.toString.call(setting).slice(8, -1) === 'Object'){for (var i in setting) {var oDate = new Date();oDate.setDate(oDate.getDate() + day);document.cookie = i + '=' + setting[i] + ';expires=' + oDate;}}else{var oDate = new Date();oDate.setDate(oDate.getDate() + day);document.cookie = name + '=' + value + ';expires=' + oDate;}}/*获取cookie*/getCookie (name) {var arr = document.cookie.split('; ');for (var i = 0; i < arr.length; i++) {var arr2 = arr[i].split('=');if (arr2[0] == name) {return arr2[1];}}return '';}/*删除cookie*/removeCookie (name) {this.setCookie(name, 1, -1);}/*-----------------localStorage---------------------*//*设置localStorage*/setLocal(key, val) {var setting = arguments[0];if (Object.prototype.toString.call(setting).slice(8, -1) === 'Object'){for(var i in setting){this.ls.setItem(i, JSON.stringify(setting[i]))}}else{this.ls.setItem(key, JSON.stringify(val))}}/*获取localStorage*/getLocal(key) {if (key) return JSON.parse(this.ls.getItem(key))return null;}/*移除localStorage*/removeLocal(key) {this.ls.removeItem(key)}/*移除所有localStorage*/clearLocal() {this.ls.clear()}/*-----------------sessionStorage---------------------*//*设置sessionStorage*/setSession(key, val) {var setting = arguments[0];if (Object.prototype.toString.call(setting).slice(8, -1) === 'Object'){for(var i in setting){this.ss.setItem(i, JSON.stringify(setting[i]))}}else{this.ss.setItem(key, JSON.stringify(val))}}/*获取sessionStorage*/getSession(key) {if (key) return JSON.parse(this.ss.getItem(key))return null;}/*移除sessionStorage*/removeSession(key) {this.ss.removeItem(key)}/*移除所有sessionStorage*/clearSession() {this.ss.clear()}}

9. Other 其它操作

/*获取网址参数*/
getURL(name){var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");var r = window.location.search.substr(1).match(reg);if(r!=null) return  r[2]; return null;
}/*获取全部url参数,并转换成json对象*/
getUrlAllParams (url) {var url = url ? url : window.location.href;var _pa = url.substring(url.indexOf('?') + 1),_arrS = _pa.split('&'),_rs = {};for (var i = 0, _len = _arrS.length; i < _len; i++) {var pos = _arrS[i].indexOf('=');if (pos == -1) {continue;}var name = _arrS[i].substring(0, pos),value = window.decodeURIComponent(_arrS[i].substring(pos + 1));_rs[name] = value;}return _rs;
}/*删除url指定参数,返回url*/
delParamsUrl(url, name){var baseUrl = url.split('?')[0] + '?';var query = url.split('?')[1];if (query.indexOf(name)>-1) {var obj = {}var arr = query.split("&");for (var i = 0; i < arr.length; i++) {arr[i] = arr[i].split("=");obj[arr[i][0]] = arr[i][1];};delete obj[name];var url = baseUrl + JSON.stringify(obj).replace(/[\"\{\}]/g,"").replace(/\:/g,"=").replace(/\,/g,"&");return url}else{return url;}
}/*获取十六进制随机颜色*/
getRandomColor () {return '#' + (function(h) {return new Array(7 - h.length).join("0") + h;})((Math.random() * 0x1000000 << 0).toString(16));
}/*图片加载*/
imgLoadAll(arr,callback){var arrImg = []; for (var i = 0; i < arr.length; i++) {var img = new Image();img.src = arr[i];img.onload = function(){arrImg.push(this);if (arrImg.length == arr.length) {callback && callback();}}}
}/*音频加载*/
loadAudio(src, callback) {var audio = new Audio(src);audio.onloadedmetadata = callback;audio.src = src;
}/*DOM转字符串*/
domToStirng(htmlDOM){var div= document.createElement("div");div.appendChild(htmlDOM);return div.innerHTML
}/*字符串转DOM*/
stringToDom(htmlString){var div= document.createElement("div");div.innerHTML=htmlString;return div.children[0];
}/*** 光标所在位置插入字符,并设置光标位置* * @param {dom} 输入框* @param {val} 插入的值* @param {posLen} 光标位置处在 插入的值的哪个位置*/
setCursorPosition (dom,val,posLen) {var cursorPosition = 0;if(dom.selectionStart){cursorPosition = dom.selectionStart;}this.insertAtCursor(dom,val);dom.focus();console.log(posLen)dom.setSelectionRange(dom.value.length,cursorPosition + (posLen || val.length));
}/*光标所在位置插入字符*/
insertAtCursor(dom, val) {if (document.selection){dom.focus();sel = document.selection.createRange();sel.text = val;sel.select();}else if (dom.selectionStart || dom.selectionStart == '0'){let startPos = dom.selectionStart;let endPos = dom.selectionEnd;let restoreTop = dom.scrollTop;dom.value = dom.value.substring(0, startPos) + val + dom.value.substring(endPos, dom.value.length);if (restoreTop > 0){dom.scrollTop = restoreTop;}dom.focus();dom.selectionStart = startPos + val.length;dom.selectionEnd = startPos + val.length;} else {dom.value += val;dom.focus();}
}

CSS

1. pc-reset PC样式初始化

/* normalize.css */html {line-height: 1.15;/* 1 */-ms-text-size-adjust: 100%;/* 2 */-webkit-text-size-adjust: 100%;/* 2 */
}body {margin: 0;
}article,
aside,
footer,
header,
nav,
section {display: block;
}h1 {font-size: 2em;margin: 0.67em 0;
}figcaption,
figure,
main {/* 1 */display: block;
}figure {margin: 1em 40px;
}hr {box-sizing: content-box;/* 1 */height: 0;/* 1 */overflow: visible;/* 2 */
}pre {font-family: monospace, monospace;/* 1 */font-size: 1em;/* 2 */
}a {background-color: transparent;/* 1 */-webkit-text-decoration-skip: objects;/* 2 */
}abbr[title] {border-bottom: none;/* 1 */text-decoration: underline;/* 2 */text-decoration: underline dotted;/* 2 */
}b,
strong {font-weight: inherit;
}b,
strong {font-weight: bolder;
}code,
kbd,
samp {font-family: monospace, monospace;/* 1 */font-size: 1em;/* 2 */
}dfn {font-style: italic;
}mark {background-color: #ff0;color: #000;
}small {font-size: 80%;
}sub,
sup {font-size: 75%;line-height: 0;position: relative;vertical-align: baseline;
}sub {bottom: -0.25em;
}sup {top: -0.5em;
}audio,
video {display: inline-block;
}audio:not([controls]) {display: none;height: 0;
}img {border-style: none;
}svg:not(:root) {overflow: hidden;
}button,
input,
optgroup,
select,
textarea {font-family: sans-serif;/* 1 */font-size: 100%;/* 1 */line-height: 1.15;/* 1 */margin: 0;/* 2 */
}button,
input {/* 1 */overflow: visible;
}button,
select {/* 1 */text-transform: none;
}button,
html [type="button"],/* 1 */[type="reset"],
[type="submit"] {-webkit-appearance: button;/* 2 */
}button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {border-style: none;padding: 0;
}button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {outline: 1px dotted ButtonText;
}fieldset {padding: 0.35em 0.75em 0.625em;
}legend {box-sizing: border-box;/* 1 */color: inherit;/* 2 */display: table;/* 1 */max-width: 100%;/* 1 */padding: 0;/* 3 */white-space: normal;/* 1 */
}progress {display: inline-block;/* 1 */vertical-align: baseline;/* 2 */
}textarea {overflow: auto;
}[type="checkbox"],
[type="radio"] {box-sizing: border-box;/* 1 */padding: 0;/* 2 */
}[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {height: auto;
}[type="search"] {-webkit-appearance: textfield;/* 1 */outline-offset: -2px;/* 2 */
}[type="search"]::-webkit-search-cancel-button,
[type="search"]::-webkit-search-decoration {-webkit-appearance: none;
}::-webkit-file-upload-button {-webkit-appearance: button;/* 1 */font: inherit;/* 2 */
}details,/* 1 */menu {display: block;
}summary {display: list-item;
}canvas {display: inline-block;
}template {display: none;
}[hidden] {display: none;
}/* reset */html,
body,
h1,
h2,
h3,
h4,
h5,
h6,
div,
dl,
dt,
dd,
ul,
ol,
li,
p,
blockquote,
pre,
hr,
figure,
table,
caption,
th,
td,
form,
fieldset,
legend,
input,
button,
textarea,
menu {margin: 0;padding: 0;box-sizing: border-box;
}

2. Phone-reset

/* normalize.css */html {line-height: 1.15;/* 1 */-ms-text-size-adjust: 100%;/* 2 */-webkit-text-size-adjust: 100%;/* 2 */
}body {margin: 0;
}article,
aside,
footer,
header,
nav,
section {display: block;
}h1 {font-size: 2em;margin: 0.67em 0;
}figcaption,
figure,
main {/* 1 */display: block;
}figure {margin: 1em 40px;
}hr {box-sizing: content-box;/* 1 */height: 0;/* 1 */overflow: visible;/* 2 */
}pre {font-family: monospace, monospace;/* 1 */font-size: 1em;/* 2 */
}a {background-color: transparent;/* 1 */-webkit-text-decoration-skip: objects;/* 2 */
}abbr[title] {border-bottom: none;/* 1 */text-decoration: underline;/* 2 */text-decoration: underline dotted;/* 2 */
}b,
strong {font-weight: inherit;
}b,
strong {font-weight: bolder;
}code,
kbd,
samp {font-family: monospace, monospace;/* 1 */font-size: 1em;/* 2 */
}dfn {font-style: italic;
}mark {background-color: #ff0;color: #000;
}small {font-size: 80%;
}sub,
sup {font-size: 75%;line-height: 0;position: relative;vertical-align: baseline;
}sub {bottom: -0.25em;
}sup {top: -0.5em;
}audio,
video {display: inline-block;
}audio:not([controls]) {display: none;height: 0;
}img {border-style: none;
}svg:not(:root) {overflow: hidden;
}button,
input,
optgroup,
select,
textarea {font-family: sans-serif;/* 1 */font-size: 100%;/* 1 */line-height: 1.15;/* 1 */margin: 0;/* 2 */
}button,
input {/* 1 */overflow: visible;
}button,
select {/* 1 */text-transform: none;
}button,
html [type="button"],/* 1 */[type="reset"],
[type="submit"] {-webkit-appearance: button;/* 2 */
}button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {border-style: none;padding: 0;
}button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {outline: 1px dotted ButtonText;
}fieldset {padding: 0.35em 0.75em 0.625em;
}legend {box-sizing: border-box;/* 1 */color: inherit;/* 2 */display: table;/* 1 */max-width: 100%;/* 1 */padding: 0;/* 3 */white-space: normal;/* 1 */
}progress {display: inline-block;/* 1 */vertical-align: baseline;/* 2 */
}textarea {overflow: auto;
}[type="checkbox"],
[type="radio"] {box-sizing: border-box;/* 1 */padding: 0;/* 2 */
}[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {height: auto;
}[type="search"] {-webkit-appearance: textfield;/* 1 */outline-offset: -2px;/* 2 */
}[type="search"]::-webkit-search-cancel-button,
[type="search"]::-webkit-search-decoration {-webkit-appearance: none;
}::-webkit-file-upload-button {-webkit-appearance: button;/* 1 */font: inherit;/* 2 */
}details,/* 1 */menu {display: block;
}summary {display: list-item;
}canvas {display: inline-block;
}template {display: none;
}[hidden] {display: none;
}/* reset */html,
body,
h1,
h2,
h3,
h4,
h5,
h6,
div,
dl,
dt,
dd,
ul,
ol,
li,
p,
blockquote,
pre,
hr,
figure,
table,
caption,
th,
td,
form,
fieldset,
legend,
input,
button,
textarea,
menu {margin: 0;padding: 0;box-sizing: border-box;
}html,
body {/* 禁止选中文本 */-webkit-user-select: none;user-select: none;font: Oswald, 'Open Sans', Helvetica, Arial, sans-serif
}/* 禁止长按链接与图片弹出菜单 */a,
img {-webkit-touch-callout: none;
}/*ios android去除自带阴影的样式*/a,
input {-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}input[type="text"] {-webkit-appearance: none;
}

3. 公共样式提取

/* 禁止选中文本 */
.usn{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;-o-user-select:none;user-select:none;
}
/* 浮动 */
.fl { float: left; }
.fr { float: right; }
.cf { zoom: 1; }
.cf:after {content:".";display:block;clear:both;visibility:hidden;height:0;overflow:hidden;
}/* 元素类型 */
.db { display: block; }
.dn { display: none; }
.di { display: inline }
.dib {display: inline-block;}
.transparent { opacity: 0 }/*文字排版、颜色*/
.f12 { font-size:12px }
.f14 { font-size:14px }
.f16 { font-size:16px }
.f18 { font-size:18px }
.f20 { font-size:20px }
.fb { font-weight:bold }
.fn { font-weight:normal }
.t2 { text-indent:2em }
.red,a.red { color:#cc0031 }
.darkblue,a.darkblue { color:#039 }
.gray,a.gray { color:#878787 }
.lh150 { line-height:150% }
.lh180 { line-height:180% }
.lh200 { line-height:200% }
.unl { text-decoration:underline; }
.no_unl { text-decoration:none; }
.tl { text-align: left; }
.tc { text-align: center; }
.tr { text-align: right; }
.tj { text-align: justify; text-justify: inter-ideograph; }
.wn { /* 强制不换行 */word-wrap:normal;white-space:nowrap;
}
.wb { /* 强制换行 */white-space:normal;word-wrap:break-word;word-break:break-all;
}
.wp { /* 保持空白序列*/overflow:hidden;text-align:left;white-space:pre-wrap;word-wrap:break-word;word-break:break-all;
}
.wes { /* 多出部分用省略号表示 , 用于一行 */overflow:hidden;word-wrap:normal;white-space:nowrap;text-overflow:ellipsis;
}
.wes-2 { /* 适用于webkit内核和移动端 */display: -webkit-box;-webkit-box-orient: vertical;-webkit-line-clamp: 2;overflow: hidden;
} 
.wes-3 {display: -webkit-box;-webkit-box-orient: vertical;-webkit-line-clamp: 3;overflow: hidden;
}
.wes-4 {display: -webkit-box;-webkit-box-orient: vertical;-webkit-line-clamp: 4;overflow: hidden;
}/* 溢出样式 */
.ofh { overflow: hidden; }
.ofs {overflow: scroll; }
.ofa {overflow: auto; }
.ofv {overflow: visible; }/* 定位方式 */
.ps {position: static; }
.pr {position: relative;zoom:1; }
.pa {position: absolute; }
.pf {position: fixed; }/* 垂直对齐方式 */
.vt {vertical-align: top; }
.vm {vertical-align: middle; }
.vb {vertical-align: bottom; }/* 鼠标样式 */
.csd {cursor: default; }
.csp {cursor: pointer; }
.csh {cursor: help; }
.csm {cursor: move; }/* flex布局 */
.df-sb {display:flex;align-items: center;justify-content: space-between;
}
.df-sa {display:flex;align-items: center;justify-content: space-around;
}/* 垂直居中 */
.df-c {display: flex;align-items: center;justify-content: center;
}
.tb-c {text-align:center;display:table-cell;vertical-align:middle;
}
.ts-c {position: absolute;left: 50%; top: 50%;transform: translate(-50%, -50%);
}
.ts-mc {position: absolute;left: 0;right: 0;bottom: 0; top: 0;margin: auto;
}/* 辅助 */
.mask-fixed-wrapper {width: 100%;height: 100%;position: fixed;left:0;top:0;background: rgba(0, 0, 0, 0.65);z-index: 999;
}
.bg-cover {background-size: cover;background-repeat: no-repeat;background-position: center center;
}
.bg-cover-all {background-size: 100% 100%;background-repeat: no-repeat;background-position: center center;
}

github地址

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