Share via


Subtraction Assignment Operator (-=)

Subtracts the value of an expression from the value of a variable and assigns the result to the variable.

result -= expression

Arguments

  • result
    Any numeric variable.

  • expression
    Any numeric expression.

Remarks

Using this operator is almost the same as specifying result = result - expression, except that result is only evaluated once.

Requirements

Version 1

See Also

Concepts

Operator Precedence

Operator Summary

Reference

Subtraction Operator (-)

Assignment Operator (=)