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* Numbers used can be any literal or variable numerical value type. | * Numbers used can be any literal or variable numerical value type. | ||
* Subtracting a negative value will actually perform addition with the other value. | * Subtracting a negative value will actually perform addition with the other value. | ||
* Subtracting a negative or [[negation|negated]] value will make the return value more positive. | * Subtracting a negative or [[negation|negated]] value will make the return value more positive. | ||
* Addition and subtraction are the last operations performed in QBasic's normal order of operations. | * Addition and subtraction are the last operations performed in QBasic's normal order of operations. |
Revision as of 22:57, 22 January 2023
The - mathematical operator performs subtraction on two numerical values or negates a single value.
Syntax: return_value = number1 - number2
Description
- Numbers used can be any literal or variable numerical value type.
- Subtracting a negative value will actually perform addition with the other value.
- Subtracting a negative or negated value will make the return value more positive.
- Addition and subtraction are the last operations performed in QBasic's normal order of operations.
- Subtraction cannot be performed on STRING values.
See also:
+ positive (addition operator)