RegexIterator::getPregFlags
(PHP 5 >= 5.2.0, PHP 7, PHP 8)
RegexIterator::getPregFlags — Returns the regular expression flags
说明
public RegexIterator::getPregFlags(): int
Returns the regular expression flags, see RegexIterator::__construct() for the list of flags.
参数
此函数没有参数。
返回值
Returns a bitmask of the regular expression flags.
范例
示例 #1 RegexIterator::getPregFlags() example
<?php
$test = array ('str1' => 'test 1', 'teststr2' => 'another test', 'str3' => 'test 123');
$arrayIterator = new ArrayIterator($test);
$regexIterator = new RegexIterator($arrayIterator, '/\s/', RegexIterator::SPLIT);
$regexIterator->setPregFlags(PREG_SPLIT_NO_EMPTY | PREG_SPLIT_OFFSET_CAPTURE);
if ($regexIterator->getPregFlags() & PREG_SPLIT_NO_EMPTY) {
echo 'Ignoring empty pieces';
} else {
echo 'Not ignoring empty pieces';
}
?>
以上例程会输出：
Ignoring empty pieces
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