Answers for "javascript inline string concatenation"

string concatenation in js

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

string concatenation js

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

how to build a string javascript es6

var name = "John" ;
var age = 32 ; 

console.log(`My name is ${name}, and I'm ${age} years old.`)
//displays : My name is John, and I'm 32 years old.