match \ in regex code example

Example 1: match regex

const regex = /([a-z]*)ball/g;
const str = "basketball football baseball";
let result;
while((result = regex.exec(str)) !== null) {
	console.log(result[1]); 
    // => basket
    // => foot
    // => base
}

Example 2: regex exact match

use ^ and $ to match the start and end of your string
^matchmeexactly$