Php/docs/regexiterator.getflags
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RegexIterator::getFlags
(PHP 5 >= 5.2.0, PHP 7)
RegexIterator::getFlags — Get flags
说明
public RegexIterator::getFlags ( ) : int
Returns the flags, see RegexIterator::setFlags() for a list of available flags.
返回值
Returns the set flags.
范例
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.';}?>
以上例程会输出：
Filtering based on the array keys.
