<?php
$my_name='&&&&';
//echo substr(xml_entities($my_name),0,135);
ECHO xml_entities($my_name);
function xml_entities($string) {
return strtr(
$string,
array(
"<" => "",
">" => "",
'"' => "",
"'" => "",
"&" => "",
"|" => "",
"-" => "",
"–" => "",
":" => "",
"Ⅱ" => "2",
)
);
}
?>声明为空isset($_POST['user_email']),或者,empty($_POST['user_email'])在php.ini中设置error_repor...
用substr函数实现substr(md5(变量),8,16);就可以实现默认的md5(变量)输出的是32位加密方法...
<?php //设置cookie setcookie("user_name", "frank", time()+3600); /...
date.timezone = PRCdisplay_errors = On网络保存图片，以及微信获取手机号码： windows下的PHP，只需要到php.ini中把前面的&nb...
php再调用json_decode从字符串对象生成json对象时，如果使用[]操作符取数据，会得到下面的错误：Cannot use object of type stdClass as array产生...
需要用到PHP自带函数chr()方法如下:$string=str_replace(chr(0x01),"",$string);...
