JavaScript arithmetic addition operator is capable of performing two types of operation that is addition and concatenation. It is used to perform some on the number or concatenate Strings.
Syntax:
a+b
Return Type: It returns the sum/concatenation of operators.
Example 1: In this example, we will use the addition operator on some primitive data types and check their equivalent sum.
Javascript
console.log(1+2); console.log(NaN +1); console.log( true +1); console.log( false +1); |
Output:
3 NaN 2 1
Example 2: In this example, we will use the addition operator to perform concatenation
Javascript
console.log( "1" +2); console.log( "Hello " + "Geek" ); |
Output:
12 Hello Geek
Supported Browser:
- Chrome
- Edge
- Firefox
- Opera
- Safari
We have a complete list of Javascript Arithmetic operators, to check those please go through this JavaScript Arithmetic Operators article.