IM-Mutable Methods Push,Pop,Shift,Unshift Using in Javascript
We will use push,pop,shift,unshift methods using in array this is called immutable methods using javascript.
PUSH = Add the element last
POP = Remove the Last Element.
SHIFT = Remove the First Element .
UNSHIFT = Add the first element
DEMO
HTML CODING
We will use push,pop,shift,unshift methods using in array this is called immutable methods using javascript.
PUSH = Add the element last
POP = Remove the Last Element.
SHIFT = Remove the First Element .
UNSHIFT = Add the first element
DEMO
HTML CODING
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Push,Pop,Shift,Unshift Using in Javascript (IM-Mutable Methods)</title>
<script type="text/javascript">
function push_pop_shift()
{
var array = [1,2,3,4,5,6,7,8,9,10];
var original = array;
var first = array.shift(); // Remove First Element
var last = array.pop(); // Remove Last Element
var push = array.push(11); // Push add the element last
var Unshift = array.unshift(0); // Add first element
alert("Array is ="+original+ " Shift Remove = " +first);
alert("Array is =" + original + " Pop Remove = " + last);
alert("Array is =" + original + " Push Insert = " + push);
alert("Array is =" + original + " Finally Array = " + array);
alert("Array = "+ array + " Unshift = " + Unshift);
}
</script>
</head>
<body onload="push_pop_shift();">
<form id="form1" runat="server">
</form>
</body>
</html>
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