HTML and CSS Reference
In-Depth Information
FORMAT
var newArray = Arrayname.slice(first element, last element);
EXAMPLE
var ArraySlice = myArray.slice(2,6); //
ArraySlice contains elements
//
2 through 5 of myArray.
EXAMPLE
9.14
<html>
<head><title>Array slice() method</title></head>
<body>
<script type="text/javascript">
1
var names=new Array("Dan", "Liz", "Jody", "Christian",
"William");
document.write("<b>Original array: "+ names + "<br />");
2
var sliceArray=names.slice(2, 4);
document.write("New array after the slice: ");
3
document.write(sliceArray);
</script>
</body>
</html>
EXPLANATION
1
This is the original array of names.
2
The
slice()
method will start at position 2, copy
Jody
into the new array, then
Christian,
and stop just before position 4,
William.
The original array is not affect-
ed by the slice.
3
The new array created by the
slice()
method is displayed (see Figure 9.17).
Figure 9.17
Using Array
slice()
to copy elements of an array.
The
splice()
Method.
The
splice()
method removes a specified number of ele-
ments from some starting position in an array and allows you to replace those items
