JS implementation simple name/Draw

Source: Internet
Author: User

<div id= "Mainbox" >
<div id= "Showresult" ></div>
<div id= "Btngroup" >
<button onclick= "Start ()" > Click Start </button>
<button onclick= "End ()" > Stop </button>
var arr= "Lo Jingbin, Zhou, Shenli, Liu Shanxin, Li Na, Zheng Boren, Zoopeng, Wen Yujie, Liu Zhimei, Li Zhaohian, Zhang Boven, Jiang, Li Mingming, Zhang KaiXuan, Deng, Wang Jian, angelwings, Li Yanxiang, Xin Yang Ping, Jin Yujiao, Wang Chongzheng, Zhang Lixin, Mutiu, Shong, Guanxingying";
var msg=arr.split (",");
var num=msg.length-1;
var timer;
Console.log (msg);
function Start () {
Clearinterval (timer);
Timer=setinterval (' Select () ', 10);
Function End () {
Clearinterval (timer);
function Select () {
document.getElementById ("Showresult"). Innerhtml=msg[getrnd (0,num)];
function Getrnd (Min,max) {
Return parseint (Math.random () * (max-min+1));

JS implementation simple name/Draw

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