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DOMElement::hasAttribute

(PHP 5, PHP 7, PHP 8)

DOMElement::hasAttributeChecks to see if attribute exists

说明

public DOMElement::hasAttribute(string $qualifiedName): bool

Indicates whether attribute named qualifiedName exists as a member of the element.

参数

qualifiedName

The attribute 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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