What does the -= operator do?

What is -= in coding?

The subtraction assignment operator ( -= ) subtracts the value of the right operand from a variable and assigns the result to the variable.

What is -= in Python?

-= Subtraction Assignment Subtracts a value from the variable and assigns the result to that variable.

What does =- mean in Java?

- (Subtraction) Subtracts right-hand operand from left-hand operand. A - B will give -10. * (Multiplication) Multiplies values on either side of the operator.

What is the meaning of += operator?

The addition assignment operator ( += ) adds the value of the right operand to a variable and assigns the result to the variable. The types of the two operands determine the behavior of the addition assignment operator. Addition or concatenation is possible.