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2010-05-26T08:22:24Z

1 версия

в 18:30, 25 мая 2010

2010-05-25T18:30:12Z

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=="queryCommandState()" Example==



<source lang="javascript">

<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>

</source>

=="queryCommandState()" is applied to==



<source lang="javascript">
Names noted with an asterisk (*) are JavaScript properties only.
+----------------+--------------------------------------------------------------+
| Applied_To |controlRange* document |
| |TextRange |
+----------------+--------------------------------------------------------------+

</source>

=="queryCommandState()" Syntax, Parameters and Note==



<source lang="javascript">
Note:
Has the command already been executed.
Returns true or false.

Syntax:

controlRangeName.queryCommandState(param1)
objectName.queryCommandState(param1)
Parameters:
param1 Required; the name of the command.
For a complete list of commands, go to
http://msdn.microsoft.ru/workshop/author/dhtml/reference/commandids.asp.

</source>

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JavaScript Reference/Javascript Methods/queryCommandState - История изменений

Admin: 1 версия

в 18:30, 25 мая 2010