RegexIterator::getFlags
(PHP 5 >= 5.2.0, PHP 7, PHP 8)
RegexIterator::getFlags — Get flags
说明
public RegexIterator::getFlags(): int
Returns the flags, see RegexIterator::setFlags() for a list of available flags.
参数
此函数没有参数。
返回值
Returns the set flags.
范例
示例 #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.';
}
?>
以上例程会输出：
Filtering based on the array keys.
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