* * @internal */ final class Php70 { public static function intdiv($dividend, $divisor) { $dividend = self::intArg($dividend, __FUNCTION__, 1); $divisor = self::intArg($divisor, __FUNCTION__, 2); if (0 === $divisor) { throw new \DivisionByZeroError('Division by zero'); } if (-1 === $divisor && ~PHP_INT_MAX === $dividend) { throw new \ArithmeticError('Division of PHP_INT_MIN by -1 is not an integer'); } return ($dividend - ($dividend % $divisor)) / $divisor; } public static function preg_replace_callback_array(array $patterns, $subject, $limit = -1, &$count = 0) { $count = 0; $result = ''.$subject; if (0 === $limit = self::intArg($limit, __FUNCTION__, 3)) { return $result; } foreach ($patterns as $pattern => $callback) { $result = preg_replace_callback($pattern, $callback, $result, $limit, $c); $count += $c; } return $result; } public static function error_clear_last() { static $handler; if (!$handler) { $handler = function() { return false; }; } set_error_handler($handler); @trigger_error(''); restore_error_handler(); } public static function intArg($value, $caller, $pos) { if (is_int($value)) { return $value; } if (!is_numeric($value) || PHP_INT_MAX <= ($value += 0) || ~PHP_INT_MAX >= $value) { throw new \TypeError(sprintf('%s() expects parameter %d to be integer, %s given', $caller, $pos, gettype($value))); } return (int) $value; } }