RegexIterator::getFlags()

(PHP 5 >= 5.2.0, PHP 7)

Get flags

说明

publicRegexIterator::getFlags(void): int

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

返回值

Returns the set flags.

范例

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.';
}
?>

以上例程会输出：

Filtering based on the array keys.

参见

• RegexIterator::setFlags() Sets the flags