DOMElement::setAttributeNS

    (PHP 5, PHP 7, PHP 8)

    DOMElement::setAttributeNS — Adds new attribute

    说明

    public DOMElement::setAttributeNS(?string $namespace, string $qualifiedName, string $value): void

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

    参数

    namespace

    The namespace URI.

    qualifiedName

    The qualified name of the attribute, as prefix:tagname.

    value

    The value of the attribute.

    返回值

    没有返回值。

    错误／异常

    DOM_NO_MODIFICATION_ALLOWED_ERR

    Raised if the node is readonly.

    DOM_NAMESPACE_ERR

    Raised if qualifiedName is a malformed qualified name, or if qualifiedName has a prefix and namespace is null.

    参见

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