hasAttribute method (Internet Explorer)

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hasAttribute method

[This documentation is preliminary and is subject to change.]

Determines whether an attribute with the specified name exists.

Document Object Model (DOM) Level 3 Core Specification, Section 1.4

Syntax

object.hasAttribute(name, )

Standards information

Document Object Model (DOM) Level 3 Core Specification, Section 1.4

Parameters

name [in]

Type: BSTR

String that specifies the name of the attribute.

pfHasAttribute [out, retval]

Type: VARIANT_BOOL

VARIANT_FALSE (false): The specified attribute does not exist.
VARIANT_TRUE (true): The specified attribute exists.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Type: BooleanVARIANT_FALSEfalse

The specified attribute does not exist.

VARIANT_TRUEtrue

The specified attribute exists.

Remarks

Windows Internet Explorer 8 and later. The hasAttribute method requires IE8 Standards mode and is not supported in IE7 Standards mode or IE5 (Quirks) mode mode. For more information, see Defining Document Compatibility.

The hasAttribute method tests for the existence of an attribute specified by name. The hasAttributes method, on the other hand, determines whether the element has any attributes at all.