MongoDB\BSON\Regex::__construct

    (mongodb >=1.0.0)

    MongoDB\BSON\Regex::__construct — Construct a new Regex

    Description

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

    Parameters

    pattern (string)

    The regular expression pattern.

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

    flags (string)

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

    Errors/Exceptions

    Changelog

    Version Description
    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.

    Examples

    Example #1 MongoDB\BSON\Regex::__construct() example

    <?php

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

    ?>

    The above example will output:

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

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