JS code to determine whether a character exists in a string

Author：Eve Cole Update Time：2025-02-27 22:48:02

The code copy is as follows:

$(function(){

var str="sunny,woo";

var seer=new RegExp(',');

if(sear.test(str))

{

alert('Yes');

}

var tag=',';

if(str.indexOf(tag)!=-1)

{

alert('Yes');

}

});