(mongodb >=1.0.0)
MongoDB\BSON\Regex::__construct — Construct a new Regex
$pattern
   [, string $flags = ""
  ] )pattern (string)The regular expression pattern.
Nota: The pattern should not be wrapped with delimiter characters.
flags (string)The » regular expression flags. Characters in this argument will be sorted alphabetically.
pattern or flags contain null bytes.
| Versión | Descripción | 
|---|---|
| 1.2.0 | 
         The  
         Characters in the  
         MongoDB\Driver\Exception\InvalidArgumentException
         is thrown if  | 
Ejemplo #1 MongoDB\BSON\Regex::__construct() example
<?php
$regex = new MongoDB\BSON\Regex('^foo', 'i');
var_dump($regex);
?>
El resultado del ejemplo sería:
object(MongoDB\BSON\Regex)#1 (2) {
  ["pattern"]=>
  string(4) "^foo"
  ["flags"]=>
  string(1) "i"
}