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  • DOMElement::hasAttribute()

    (PHP 5, PHP 7)

    Checks to see if attribute exists

    说明

    publicDOMElement::hasAttribute(string $name): bool

    Indicates whether attribute named$nameexists as a member of the element.

    参数

    $name

    The attribute name.

    返回值

    成功时返回TRUE,或者在失败时返回FALSE

    参见

    • DOMElement::hasAttributeNS() Checks to see if attribute exists
    • DOMElement::getAttribute() Returns value of attribute
    • DOMElement::setAttribute() Adds new attribute
    • DOMElement::removeAttribute() Removes attribute