How to concatenate two numbers in javascript?

Question

I'd like for something like 5 + 6 to return "56" instead of 11.

Answer 1

Use "" + 5 + 6 to force it to strings. This works with numerical variables too:

var a = 5;
var b = 6;
alert ("" + a + b);

Answer 2

just use:

5 + "" + 6

Answer 3

simple answer:

5 + '' + 6;

Answer 4

var value = "" + 5 + 6;
alert(value);

Answer 5

var output = 5 + '' + 6;

Answer 6

Use

var value = "" + 5 + 6;

to force it to strings.