string.append js code example
Example 1: string concatenation in js
var str1 = "Hello ";
var str2 = "world!";
var res = str1.concat(str2);
console.log(res);
Example 2: javascript string concatenation
var totn_string = '';
console.log(totn_string.concat('Tech','On','The','Net'));
//The following will be output to the web browser console log:
TechOnTheNet