return concatenated string javascript code example
Example 1: string concatenation in js
var str1 = "Hello ";
var str2 = "world!";
var res = str1.concat(str2);
console.log(res);
Example 2: concat no and string in javascript
['Hello', ' ', 'World'].join(''); // 'Hello World'
Example 3: javascript add to string
var s = 'hell'
s = s + 'o'
Example 4: string javascript concatenation
var dest = new String("");
var src = new String("aze");
...
dest += src + src + src + src + src;