In this lesson you have:
•Been introduced to the R:BASE Editor (RBEDIT)
•Opened and accessed command files
•Been introduced to new commands
•Ran a command file at the R> Prompt
•Concatenated text variables
•Cleared variables
To check your knowledge, try answering the following questions:
1. | What R> command launches the R:BASE Editor? |
2. | What hot keys launch the R:BASE Editor help? |
3. | Provide one method to save a command file. |
4. | What does the IS NULL keyword check for? |
5. | Why should you clear variables at the end of a command file? |