Alternative mysql_real_escape_string without mysql connection

function.php

#Function
#Refer: https://www.php.net/manual/pt_BR/function.mysql-real-escape-string.php#101248
function escape_string($param) {
    if(is_array($param))
        return array_map(__METHOD__, $param);

    if(!empty($param) && is_string($param)) {
        return str_replace(array('\\', "\0", "\n", "\r", "'", '"', "\x1a"), array('\\\\', '\\0', '\\n', '\\r', "\\'", '\\"', '\\Z'), $param);
    }

    return $param;
}

#Using example
$name       = @trim(escape_string(stripslashes($_POST['name']))); 

%?

Better to use https://github.com/abreksa4/mysql-escape-string-polyfill/blob/master/src/functions.php

The functions are similar, the difference is in the more complete character map in the recommended function.

%?

Better to use https://github.com/abreksa4/mysql-escape-string-polyfill/blob/master/src/functions.php