collapseToStart method

Collapses, or sets the insertion point or caret at the beginning of a selection object.

HTML5 A vocabulary and associated APIs for HTML and XHTML, Section 7.6.1Internet Explorer 9

 

Syntax


HRESULT retVal = object.collapseToStart();

Parameters

This method has no parameters.

Return value

Type: HRESULT

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

Standards information

Remarks

Raises an INVALID_STATE DOMException if there are no Ranges in the selection.

Examples

The following code example puts the caret or insertion point at the beginning of the selected text.


<!DOCTYPE html>
<html>
<head>
   <title>Collapse to Start Example</title>
    <script type="text/javascript">
        function SelectAtStart () {
            if (window.getSelection) {       
                var selection = window.getSelection ();
                selection.collapseToStart ();
            }
        }
    </script>
</head>
<body>
<p>
    <div contenteditable="true" style="width:300px;">
        Select some text from this paragraph, and then click the following button.
        When you click the button, the caret, or insertion point, is set to the beginning of your selection.
    </div>
 </p>  
 <p><input type="button" name="test" value="Set caret" onclick="SelectAtStart ()" /> </p>
</body>
</html> 

See also

IHTMLSelection::collapseToEnd

 

 

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