QCL: A Command Language for Data Processing

Dick Willingale

Updated by Dave Smith

Department of Physics and Astronomy, University of Leicester, Leicester, LE1 7RH, UK

• Introduction
• Running QCL
• Interactive Working
• Non-Interactive Working
• Error Handling and Interrupts
• QCL Commands
• Assignments and Expressions
• Character Relational Operators
• Special Functions
• Assignment to a Channel
• HDS
• Dot Commands
• Input and Output
• Structured Programming
• Named Commands
• Dictionary Manipulation
• Loaded Commands
• Dollar Commands
• Running Processes
• Curly Braces Substitution
• Application Programs
• New Programs
• Appendix: Summary of Commands