CascadiaPHP 2024


(PHP 5 >= 5.2.0, PHP 7, PHP 8)

RegexIterator::setFlagsSets the flags


public RegexIterator::setFlags(int $flags): void

Sets the flags.

Bağımsız Değişkenler


The flags to set, a bitmask of class constants.

The available flags are listed below. The actual meanings of these flags are described in the predefined constants.

RegexIterator flags
value constant
1 RegexIterator::USE_KEY

Dönen Değerler

Hiçbir değer dönmez.


Örnek 1 RegexIterator::setFlags() example

Creates a new RegexIterator that filters all entries whose key starts with 'test'.

= array ('str1' => 'test 1', 'teststr2' => 'another test', 'str3' => 'test 123');

$arrayIterator = new ArrayIterator($test);
$regexIterator = new RegexIterator($arrayIterator, '/^test/');

foreach (
$regexIterator as $key => $value) {
$key . ' => ' . $value . "\n";

Yukarıdaki örneğin çıktısı:

teststr2 => another test

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