RegexIterator::getFlags

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

RegexIterator::getFlags — Get flags

Description

public RegexIterator::getFlags(): int

Returns the flags, see RegexIterator::setFlags() for a list of available flags.

Parameters

This function has no parameters.

Return Values

Returns the set flags.

Examples

Example #1 RegexIterator::getFlags() example

<?php

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

$arrayIterator = new ArrayIterator($test);
$regexIterator = new RegexIterator($arrayIterator, '/^test/');
$regexIterator->setFlags(RegexIterator::USE_KEY);

if ($regexIterator->getFlags() & RegexIterator::USE_KEY) {
    echo 'Filtering based on the array keys.';
} else {
    echo 'Filtering based on the array values.';
}
?>

The above example will output:

Filtering based on the array keys.

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