Answers for "how to join two strings in javascript"

string concatenation in js

var str1 = "Hello ";
var str2 = "world!";
var res = str1.concat(str2);
console.log(res);

how to concatenate strings javascript

var str1 = "Hello ";
var str2 = "world!";
var res = str1.concat(str2);
// does not change the existing strings, but
// returns a new string containing the text
// of the joined strings.

js concatenate strings

const str1 = 'Hello';
const str2 = 'World';

console.log(str1 + str2);
>> HelloWorld

console.log(str1 + ' ' + str2);
>> Hello World

javascript join 2 variables into string

A = 'hello ';
B = 'world!';

// outputs "hello world!"
console.log(A + B);

string concatenation js

var aString="";
aString.concat(value1, value2, ... value_n);

how to concatenate two strings using + in javascript

let str = 'Hello';
str += ' ';
str += 'World';
str; // 'Hello World'