'queryCommandState()' Example : queryCommandState : Node Operation JAVASCRIPT DHTML TUTORIALS

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'queryCommandState()' Example



    
<html>
<body>
<script language="JavaScript">
function function1() {
    var myText = document.selection.createRange();
    if (!myText==""){
        if (myText.queryCommandEnabled("Delete") == true) {
          document.execCommand("Delete");
        }
    }
    var m = myText.queryCommandState("Delete");
    if (m == false) {
       alert("Delete command has not been executed");
    } 
} 
</script>
<p id="myText">
Select text in this paragraph, and then click button.</p>
<input type="button" 
       value="Click to delete selection and verify command state" 
       onclick="function1();">
</body>
</html>