DOMElement::toggleAttribute

(PHP 8 >= 8.3.0)

DOMElement::toggleAttribute — Toggle attribute

Опис

public DOMElement::toggleAttribute(string $qualifiedName, ?bool $force = null): bool

Toggle the attribute.

Параметри

qualifiedName

The qualified name of the attribute.

force

if null, the function will toggle the attribute.
if true, the function adds the attribute.
if false, the function removes the attribute.

Значення, що повертаються

Returns true if the attribute is present after finishing the call, false otherwise.

Приклади

Приклад #1 DOMElement::toggleAttribute() example

<?php

$dom = new DOMDocument();
$dom->loadXML("<?xml version='1.0'?><container selected=\"\"/>");

var_dump($dom->documentElement->toggleAttribute('selected'));
echo $dom->saveXML() . PHP_EOL;

var_dump($dom->documentElement->toggleAttribute('selected'));
echo $dom->saveXML();
?>

Поданий вище приклад виведе:

bool(false)
<?xml version="1.0"?>
<container/>

bool(true)
<?xml version="1.0"?>
<container selected=""/>

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