Checks whether serialized data is of string type.
Parameters
$data
string
Required
Serialized data.
Return
bool False if not a serialized string, true if it is.
Source
File: wp-includes/functions.php.
View all references
function is_serialized_string( $data ) {
// if it isn"t a string, it isn"t a serialized string.
if ( ! is_string( $data ) ) {
return false;
}
$data = trim( $data );
if ( strlen( $data ) < 4 ) {
return false;
} elseif ( ":" !== $data[1] ) {
return false;
} elseif ( ! str_ends_with( $data, ";" ) ) {
return false;
} elseif ( "s" !== $data[0] ) {
return false;
} elseif ( """ !== substr( $data, -2, 1 ) ) {
return false;
} else {
return true;
}
}