Speed up is_serialized() with strpbrk(). Props Rasmus. see #14429

git-svn-id: https://develop.svn.wordpress.org/trunk@15636 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren 2010-09-20 18:11:06 +00:00
parent df6d5550db
commit d46e7dbfc0
1 changed files with 10 additions and 2 deletions

View File

@ -232,10 +232,18 @@ function is_serialized( $data ) {
if ( !is_string( $data ) )
return false;
$data = trim( $data );
if ( 'N;' == $data )
if ( 'N;' == $data )
return true;
if ( !preg_match( '/^([adObis]):/', $data, $badions ) )
if ( function_exists('strpbrk') ) {
if ( strlen($data) > 1 && strpbrk($data,'adObis') == $data && $data[1] == ':' ) {
$badions = array();
$badions[1] = $data[0];
} else {
return false;
}
} elseif ( !preg_match( '/^([adObis]):/', $data, $badions ) ) {
return false;
}
switch ( $badions[1] ) {
case 'a' :
case 'O' :