DOMElement::setAttribute

    (PHP 5, PHP 7, PHP 8)

    DOMElement::setAttribute — Adds new or modifies existing attribute

    Description

    public DOMElement::setAttribute(string $qualifiedName, string $value): DOMAttr|bool

    Sets an attribute with name qualifiedName to the given value. If the attribute does not exist, it will be created.

    Parameters

    qualifiedName

    The name of the attribute.

    value

    The value of the attribute.

    Return Values

    The created or modified DOMAttr or false if an error occurred.

    Errors/Exceptions

    DOM_NO_MODIFICATION_ALLOWED_ERR

    Raised if the node is readonly.

    Examples

    Example #1 Setting an attribute

    <?php
    $doc     = new DOMDocument("1.0");
    $node = $doc->createElement("para");
    $newnode = $doc->appendChild($node);
    $newnode->setAttribute("align", "left");
    ?>

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