subtraction assignment
Summary
Subtracts the value of an expression from the value of a variable and assigns the result to the variable.
Syntax
result -= expression
- result
- Any numeric variable.
- expression
- Any numeric expression.
Examples
var x = 5;
var y = 7;
y -= x; // result: y = 2
Remarks
Using the -= operator is exactly the same as doing the following:
result = result - expression
See also
Other articles
Attributions
Microsoft Developer Network: Article