RegexIterator::setMode

    (PHP 5 >= 5.2.0, PHP 7, PHP 8)

    RegexIterator::setMode — Sets the operation mode

    Açıklama

    publicRegexIterator::setMode(int$mode): void

    Sets the operation mode.

    Bağımsız Değişkenler

    mode

    The operation mode.

    The available modes are listed below. The actual meanings of these modes are described in the predefined constants.

    RegexIterator modes
    valueconstant
    0RegexIterator::MATCH
    1RegexIterator::GET_MATCH
    2RegexIterator::ALL_MATCHES
    3RegexIterator::SPLIT
    4RegexIterator::REPLACE

    Dönen Değerler

    Hiçbir değer dönmez.

    Örnekler

    Örnek 1 RegexIterator::setMode() example

    <?php
    $test     = array ('str1' => 'test 1', 'test str2' => 'another test', 'str3' => 'test 123');

    $arrayIterator = new ArrayIterator($test);
    // Filter everything that starts with 'test ' followed by one or more numbers.
    $regexIterator = new RegexIterator($arrayIterator, '/^test (\d+)/');
    // Operation mode: Replace actual value with the matches
    $regexIterator->setMode(RegexIterator::GET_MATCH);

    foreach (    $regexIterator as $key => $value) {
    // print out the matched number(s)
    echo $key . ' => ' . $value[1] . PHP_EOL;
    }
    ?>

    Yukarıdaki örnek şuna benzer bir çıktı üretir:

    str1 => 1 str3 => 123

    Ayrıca Bakınız

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