- Rexx Tutorial
- Rexx - Home
- Rexx - Overview
- Rexx - Environment
- Rexx - Installation
- Rexx - Installation of Plugin-Ins
- Rexx - Basic Syntax
- Rexx - Datatypes
- Rexx - Variables
- Rexx - Operators
- Rexx - Arrays
- Rexx - Loops
- Rexx - Decision Making
- Rexx - Numbers
- Rexx - Strings
- Rexx - Functions
- Rexx - Stacks
- Rexx - File I/O
- Rexx - Functions For Files
- Rexx - Subroutines
- Rexx - Built-In Functions
- Rexx - System Commands
- Rexx - XML
- Rexx - Regina
- Rexx - Parsing
- Rexx - Signals
- Rexx - Debugging
- Rexx - Error Handling
- Rexx - Object Oriented
- Rexx - Portability
- Rexx - Extended Functions
- Rexx - Instructions
- Rexx - Implementations
- Rexx - Netrexx
- Rexx - Brexx
- Rexx - Databases
- Handheld & Embedded
- Rexx - Performance
- Rexx - Best Programming Practices
- Rexx - Graphical User Interface
- Rexx - Reginald
- Rexx - Web Programming
- Rexx Useful Resources
- Rexx - Quick Guide
- Rexx - Useful Resources
- Rexx - Discussion
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Rexx - Instructions
Rexx provides a number of instructions that gives a wide variety of functionality, most of them which allow you to interact with the Operating System. Let’s look at some of them in detail.
| Sr.No. | Rexx Instructions |
|---|---|
| 1 | address
This function is used to display the current command environment. |
| 2 | drop
This function is used to un-assign a variable. |
| 3 | interpret
Interprets or executes the defined instruction. |
| 4 | nop
This function means to perform no operation. This command is normally used in if statements. |
| 5 | Pull
This is used to pull input from the stack or from the default stream. |
| 6 | push
This is used to push a value onto the Rexx stack. |
Advertisements