RegexIterator::getPregFlags

Returns the regular expression flags

&reftitle.description; public `int` `RegexIterator::getPregFlags`

Returns the regular expression flags, see `RegexIterator::__construct` for the list of flags.

&reftitle.parameters; &no.function.parameters;
&reftitle.returnvalues;

Returns a bitmask of the regular expression flags.

&reftitle.examples;

### `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';
    }

    ?>

&example.outputs;

    Ignoring empty pieces

&reftitle.seealso;

- `RegexIterator::setPregFlags`