2019獨角獸企業重金招聘Python工程師標準>>> 
CLI(Command Line Interface 命令行接口)
1：php://stdin
#!/usr/bin/env php
<?php
if(!defined("STDIN")) {define("STDIN", fopen('php://stdin','r'));
}
$strName = fread(STDIN, 100);
echo $strName;
?>
2：php://stdout
#!/usr/bin/env php
<?php
$STDOUT = fopen('php://stdout', 'w');
fwrite($STDOUT,"Hello World \n");
fclose($STDOUT);
?>3：php://stderr
<?php$stderr = fopen('php://stderr', 'w');?>
