RegexIterator::setMode

(PHP 5 >= 5.2.0, PHP 7)

RegexIterator::setModeSets the operation mode

Descrizione

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

Sets the operation mode.

Elenco dei parametri

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

Valori restituiti

Nessun valore viene restituito.

Esempi

Example #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;
}
?>

Il precedente esempio visualizzerĂ  qualcosa simile a:

str1 => 1
str3 => 123

Vedere anche:

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