JavaScript Assignment

JavaScript Assignment Operators

Assignment operators assign values to JavaScript variables.

Operator	Example	Same As
=	x = y	x = y
+=	x += y	x = x + y
-=	x -= y	x = x - y
*=	x *= y	x = x * y
/=	x /= y	x = x / y
%=	x %= y	x = x % y

The = assignment operator assigns a value to a variable.

Assignment

var x = 10;

The += assignment operator adds a value to a variable.

Assignment

var x = 10;
x += 5;

The -= assignment operator subtracts a value from a variable.

Assignment

var x = 10;
x -= 5;

The *= assignment operator multiplies a variable.

Assignment

var x = 10;
x *= 5;

The /= assignment divides a variable.

Assignment

var x = 10;
x /= 5;

The %= assignment operator assigns a remainder to a variable.

Assignment

var x = 10;
x %= 5;