August 1999
Intermediate to advanced
1488 pages
72h 53m
English
Content preview from Pure JavaScript
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document.layers.length
JavaScript 1.2+ Nav4+ Syntax
document.layers.length
Description
The length property contains the number of objects that are in the layers[] array.
Example
Listing 7.142 creates two layers and then displays the number of layers on the bottom of the page using the length property.
Listing 7.142 Display the Number of Layers in the Document
<html>
<layer name="Layer1"
pagex=50
pagey=50
width=100
height=100
bgcolor="blue">Layer 1</layer>
<layer name="Layer2"
pagex=150
pagey=150
width=100
height=100
bgcolor="red">Layer 2</layer>
<script language="JavaScript">
<!--Hide
//Display the length of the layers array.
document.write(document.layers.length," layer objects.");
//Hide End --->
</script>
</html>
|
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