Decrement statement
Format
The format is:
expression -- ;
This is a statement which an expression is followed by the postfix -- operator and a semicolon.
Decreases the value of the instance returned by the expression by 1.
Expression
An expression. Returned instance must be an int, long, or real class because it is decremented.
--
Postfix -- operator. Indicates that it is an decrement statement.
Semicolon
The end of a decrement statement is represented by a semicolon.
Example
| 1: | class example |
| 2: | int var1; |
| 3: | open method void someMethod() |
| 4: | var1 = 10; |
| 5: | var1--; // var1 is 9. |
| 6: | em |
| 7: | ec |