<?php
header("Content-type:text/html;charset=utf-8");
if(isset($argv[1]))
{
if(PHP_VERSION>7)
{
$str=$argv[1];
}
else
{
$str=iconv("GBK","UTF-8",$argv[1]);//获取参数作为测试数据
}
}
//补充代码begin

echo $str;
//补充代码end
?>