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DOMElement::hasAttributeNS

(PHP 5, PHP 7, PHP 8)

DOMElement::hasAttributeNS Checks to see if attribute exists

说明

public DOMElement::hasAttributeNS(?string $namespace, string $localName): bool

Indicates whether attribute in namespace namespace named localName exists as a member of the element.

参数

namespace

The namespace URI.

localName

The local name.

返回值

成功时返回 true, 或者在失败时返回 false

参见

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