PHP(8)GBK转UTF-8

<?php
header("Content-type:text/html;charset=GB2312");
echo str); //将字符串的编码从GB2312转到UTF-8

批量转码array

function array_iconv(in_charset="gbk", ret = eval('return '.iconv(out_charset,var_export(ret;
// 这里转码之后可以输出json
// return json_encode($ret);
}