PHPerKaigi 2024

DOMElement::insertAdjacentElement

(PHP 8 >= 8.3.0)

DOMElement::insertAdjacentElementInsert adjacent element

Beschreibung

public DOMElement::insertAdjacentElement(string $where, DOMElement $element): ?DOMElement

Inserts an element at a relative position given by where.

Parameter-Liste

where

  • beforebegin - Insert before the target element.
  • afterbegin - Insert as the first child of the target element.
  • beforeend - Insert as the last child of the target element.
  • afterend - Insert after the target element.

element

The element to insert.

Rückgabewerte

Return DOMElement or null on failure.

Beispiele

Beispiel #1 DOMElement::insertAdjacentElement() example

<?php

$dom
= new DOMDocument();
$dom->loadXML('<?xml version="1.0"?><container><p>foo</p></container>');
$container = $dom->documentElement;
$p = $container->firstElementChild;

$p->insertAdjacentElement('beforebegin', $dom->createElement('A'));
echo
$dom->saveXML();
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

<?xml version="1.0"?>
<container><A/><p>foo</p></container>

Siehe auch

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