Increment and Decrement Operators in Javascript,Increment and Decrement Operators

Increment and decrement operator in Javascript:

Increment operator (++): It is used to add one value to existing value, java script supports 2 types of increment operator.

            Post increment: a++;

            Pre increment: ++a;

Decrement operator (–): It is used to subtract the one value from existing value.

Example: post decrement: a–=a-1=10-1=9

            pre decrement: –a=1-a=1-10=|-9|=9

Increment and decrement operator