How to achieve Star rating in JavaScript

This article mainly introduces JavaScript how to achieve star rating, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

Event onmouseover

JavaScript star rating * {margin:0;padding:0;} .wrapper {height:20px;padding:5px;width:130px;margin:100px auto 10px;} function ArrayIndexOf (arr, element) {for (var I = 0; I < arr.length; irating +) {if (arr [I] = = element) {return I;}} return-1;} function GetTds () {var tbl = document.getElementById ("tblMain"); var tds = tbl.getElementsByTagName ("td"); return tds } function InitEvent () {var tds=GetTds (); for (var I = 0; I < tds.length; iTunes +) {var td = tds [I]; td.onmouseover = TdOnclick; td.style.cursor = "pointer";}} function TdOnclick () {var tds=GetTds (); var index = ArrayIndexOf (tds, this); for (var I = 0; I