function Connection::sqlFunctionSubstringIndex

SQLite compatibility implementation for the SUBSTRING_INDEX() SQL function.

File

core/modules/sqlite/src/Driver/Database/sqlite/Connection.php, line 303

Class

Connection

SQLite implementation of \Drupal\Core\Database\Connection.

Namespace

Code

public static function sqlFunctionSubstringIndex($string, $delimiter, $count) {
    // If string is empty, simply return an empty string.
    if (empty($string)) {
        return '';
    }
    $end = 0;
    for ($i = 0; $i < $count; $i++) {
        $end = strpos($string, $delimiter, $end + 1);
        if ($end === FALSE) {
            $end = strlen($string);
        }
    }
    return substr($string, 0, $end);
}