IHTMLTextAreaElement::get_onchange Method

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Retrieves a pointer to the event handler function associated with the onchange event for the TEXTAREA element. The onchange event occurs when the contents of the object have changed.

Syntax

HRESULT get_onchange(
    VARIANT *p 
);

Parameters

p

Address of a VARIANT structure that contains a pointer to the event handler, or NULL otherwise.

Return Value

Returns S_OK if successful, or an error code otherwise.

Remarks

Use the following code fragment to obtain an event handler.

pBody->get_onEvent( &_variant_t(pDisp) ); 
// pDisp a pointer to an IDispatch interface
// pBody a pointer to an element of interest

Windows CE

Windows CE	Use version 2.12 and later
Minimum availability	Internet Explorer 4.0

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IHTMLTextAreaElement::put_onchange Method

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Sets a pointer to the event handler function associated with the onchange event for the TEXTAREA element. The onchange event occurs when the contents of the object have changed.

Syntax

HRESULT put_onchange(
    VARIANT v 
);

Parameters

v

VARIANT structure that contains a pointer to the event handler to set, or NULL otherwise.

Return Value

Returns S_OK if successful, or an error code otherwise.

Remarks

Use the following code fragment to set an event handler. This method will only add a single event handler. To add multiple event handlers, see the IHTMLDocument3::attachEvent, IHTMLElement2::attachEvent, and IHTMLWindow3::attachEvent methods.

pBody->put_onEvent( &_variant_t(pDisp) ); 
// pDisp a pointer to an IDispatch interface
// pBody a pointer to an element of interest

Windows CE

Windows CE	Use version 2.12 and later
Minimum availability	Internet Explorer 4.0