IndexOf and lastIndexOf methods
by isogunro
HTML
<div id="sport"></div>
JavaScript
var sports = new Array('soccer', 'basketball', 'hockey', 'football', 'cricket','rugby','tennis','badminton');
var index = sports.indexOf('football',4);
var newIndex = sports.lastIndexOf('football',4);
var someSports = sports.slice(1,3);
alert("slice: "+someSports);
alert("Index: "+index);
alert("lastIndexOf: "+newIndex);
var splicedItems = sports.splice(1,3,'golf','curling','darts');
alert("Spliced Items: "+splicedItems);
alert("New Array after splice: "+sports);