Symbols > - (minus) |
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- (minus)
Availability
Flash Player 4.
Usage
(Negation) -expression
(Subtraction) expression1
- expression2
Parameters
None.
Returns
Nothing.
Description
Operator (arithmetic); used for negating or subtracting.
Usage 1: When used for negating, it reverses the sign of the numerical expression
.
Usage 2: When used for subtracting, it performs an arithmetic subtraction on two numerical expressions, subtracting expression2
from expression1
. When both expressions are integers, the difference is an integer. When either or both expressions are floating-point numbers, the difference is a floating-point number.
Example
Usage 1: The following statement reverses the sign of the expression 2 + 3.
-(2 + 3)
The result is -5
.
Usage 2: The following statement subtracts the integer 2 from the integer 5.
5 - 2
The result is 3
, which is an integer.
Usage 2: The following statement subtracts the floating-point number 1.5 from the floating-point number 3.25.
3.25 - 1.5
The result is 1.75
, which is a floating-point number.
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