Variables
The scope of a variable defines how and where you can use the variable. You specify the scope of validity in the variable declaration.
Further Information
- Local Variables - VAR
- Input Variables - VAR_INPUT
- Output Variables - VAR_OUTPUT
- Input/Output Variables - VAR_IN_OUT, VAR_IN_OUT CONSTANT
- Global Variables - VAR_GLOBAL
- Temporary Variable - VAR_TEMP
- Static Variables - VAR_STAT
- External Variables - VAR_EXTERNAL
- Instance Variables - VAR_INST
- Constant variables - CONSTANT
- Generic constant variables - VAR_GENERIC CONSTANT
- Remanent Variables - PERSISTENT, RETAIN
- SUPER
- THIS
- Variable types - attribute keywords