JavaScript Reference/Javascript Methods/setExpression

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"setExpression()" Example

    
<html>
<body>
<script language="JScript">
function function1() {
   myDiv.style.setExpression("height","eval(myDiv.innerHTML)");
} 
function function2() {
    alert(myDiv.style.getExpression("height"));
}
function function3() {
    alert(myDiv.style.removeExpression("height"));
}
function function4() {
    myDiv.innerHTML = 100; document.recalc();
}
</script>
<button onclick="function1();">Set expression</button>
<button onclick="function2();">Get expression</button>
<button onclick="function3();">Remove expression</button>
<button onclick="function4();">Recalc</button>
<div id="myDiv" style="height:300; width:200; border:solid 1px black">20</div>
</body>
</html>



"setExpression()" is applied to

+----------------+--------------------------------------------------------------+
| Applied_To     |<a>                             <acronym>                     |
|                |<address>                       <applet>                      |
|                |<area>                          <b>                           |
|                |<bdo>                           <big>                         |
|                |<blockquote>                    <body>                        |
|                |<br>                            <button>                      |
|                |<caption>                       <center>                      |
|                |<cite>                          <code>                        |
|                |<col>                           <colgroup>                    |
|                |currentStyle                    <custom>                      |
|                |<dd>                            <del>                         |
|                |<dfn>                           <dir>                         |
|                |<div>                           <dl>                          |
|                |<dt>                            <em>                          |
|                |<embed>                         <fieldset>                    |
|                |<font>                          <form>                        |
|                |<hn>                            <hr>                          |
|                |<i>                             <iframe>                      |
|                |<img>                           <input type="button">         |
|                |<input type="checkbox">         <input type="file">           |
|                |<input type="hidden">           <input type="image">          |
|                |<input type="password">         <input type="radio">          |
|                |<input type="reset">            <input type="submit">         |
|                |<input type="text">             <ins>                         |
|                |<kbd>                           <label>                       |
|                |<legend>                        <li>                          |
|                |<listing>                       <marquee>                     |
|                |<menu>                          <nobr>                        |
|                |<object>                        <ol>                          |
|                |<option>                        <p>                           |
|                |<pre>                           <q>                           |
|                |<rt>                            <ruby>                        |
|                |runtimeStyle                    <s>                           |
|                |<samp>                          <select>                      |
|                |<small>                         <span>                        |
|                |<strike>                        <strong>                      |
|                |style                           <sub>                         |
|                |<sup>                           <table>                       |
|                |<tbody>                         <td>                          |
|                |<textarea>                      <tfoot>                       |
|                |<th>                            <thead>                       |
|                |<tr>                            <tt>                          |
|                |<u>                             <ul>                          |
|                |<var>                                                         |
+----------------+--------------------------------------------------------------+



"setExpression()" Syntax, Parameters and Note

Note:
Makes the specified property a dynamic property.
    
Syntax:
    
objectName.setExpression(param1, param2, param3)
document.all.elementID.setExpression(param1, param2, param3)
Parameters:
    param1   Required; the name of the property.
    param2   Required; the script statement without any quotations or semicolons. 
                       References to arrays and collections are not allowed.
    param3   Optional; the script language used with the script. 
                       JScript (the default), 
                       VBScript, 
                       JavaScript.