PHP 8.1.0 RC 4 available for testing

RegexIterator::setMode

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

RegexIterator::setModeSets the operation mode

Açıklama

public RegexIterator::setMode(int $mode): void

Sets the operation mode.

Değiştirgeler

mode

The operation mode.

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

RegexIterator modes
value constant
0 RegexIterator::MATCH
1 RegexIterator::GET_MATCH
2 RegexIterator::ALL_MATCHES
3 RegexIterator::SPLIT
4 RegexIterator::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

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