jquery按名稱選擇jQuery select by name or jQuery element selector allows us to find all HTML elements with the given tag name. You can do any sort of manipulation like animating or any other special effects after selecting the element and that change will
jQuery addClass function is used to add one or more specified classes to the matched DOM elements. jQuery addClass函數用于向匹配的DOM元素添加一個或多個指定的類。 jQuery addClass (jQuery addClass) Here is a simple example showing usage of jQuery addClass()