How to remove the first element for the Array in Java Script (shift()):

Shift():Removes the first element from an array and returns that element.

<script language="javascript">

Arr1=new Array("RED","YELLOW","GREEN","BLUE","WHITE","BLACK") ;

document.write("<h2>Element of Array Before shift()</h2><br/>");

for(i=0;i<Arr1.length;i++)

{

document.write(Arr1[i]+"<br/>");

}

Arr1.shift()//remove and return element and chage the length of the array.

document.write("<h2>Element of Array After shif()</h2><br/>");

for(i=0;i<Arr1.length;i++)

{

document.write(Arr1[i]+"<br/>");

}

</script>