共用方式為

selectionStart property

  • 發行項

Gets or sets the starting position or offset of a text selection.

 

Syntax

HRESULT value = object.put_selectionStart( v);HRESULT value = object.get_selectionStart(* p);

Property values

Type: long

The starting position of the text selection.

Standards information

Examples

The following code example shows how to set a text selection's start and end positions.

<!DOCTYPE html>
<html>
<head>
<title>Selection Start and End example</title>
    <script type="text/javascript">
        function SelectSomeText () {
            var input = document.getElementById ("Textbox");
                input.selectionStart = 4;
                input.selectionEnd = 13;                
        }
    </script>
</head>
<body>
    <p><input type="text" id="Textbox" size="40" value="The text selection appears here"/></p>
    <p><button onclick="SelectSomeText ()">See selection</button></p>
    
</body>
</html>