MongoDB\BSON\Regex
PHP マニュアル

MongoDB\BSON\Regex::__construct

Construct a new Regex

説明

final public MongoDB\BSON\Regex::__construct(string $pattern, string $flags = "")

パラメータ

pattern (string)

The regular expression pattern.

注意: The pattern should not be wrapped with delimiter characters.

flags (string)

The » regular expression flags. Characters in this argument will be sorted alphabetically.

エラー / 例外

  • Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
  • Throws MongoDB\Driver\Exception\InvalidArgumentException if pattern or flags contain null bytes.

変更履歴

バージョン 説明
PECL mongodb 1.2.0

The flags argument is optional and defaults to an empty string.

Characters in the flags argument will be sorted alphabetically when a Regex is constructed. Previously, the characters were stored in the order provided.

MongoDB\Driver\Exception\InvalidArgumentException is thrown if pattern or flags contain null bytes. Previously, values would be truncated at the first null byte.

例

例1 MongoDB\BSON\Regex::__construct example

<?php

$regex = new MongoDB\BSON\Regex('^foo', 'i');
var_dump($regex);

?>

上の例の出力は以下となります。

object(MongoDB\BSON\Regex)#1 (2) {
  ["pattern"]=>
  string(4) "^foo"
  ["flags"]=>
  string(1) "i"
}