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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

May throw a DOMException with the following error codes:

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