php special character processing function_PHP tutorial

But we can replace it with regular expressions:

Copy code The code is as follows:

function dhtmlspecialchars( $string) {
if(is_array($string)) {
foreach($string as $key => $val) {
$string[$key] = dhtmlspecialchars($val);
}
} else {
$string = preg_replace('/&((#(d{3,5}|x[a-fA-F0-9]{4})|[a-zA -Z][a-z0-9]{2,5});)/', '&\1',
str_replace(array('&', '"', '<', '> '), array('&', '"', '<', '>'), $string));
}
return $string;
}
?>

http://www.bkjia.com/PHPjc/319420.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/319420.htmlTechArticleBut we can replace it with regular expressions: Copy the code as follows: ?php function dhtmlspecialchars($string) { if( is_array($string)) { foreach($string as $key = $val) { $string[$key...