ActiveTcl User Guide

Tcl Tutorial

1. Introduction
2. Simple Text Output
3. Assigning values to variables
4. Evaluation & Substitutions 1: Grouping arguments with ""
5. Evaluation & Substitutions 2: Grouping arguments with {}
6. Evaluation & Substitutions 3: Grouping arguments with []
7. Results of a command - Math 101
8. Numeric Comparisons 101 - if
9. Textual Comparison - switch
10. Looping 101 - While loop
11. Looping 102 - For and incr
12. Adding new commands to Tcl - proc
13. Variations in proc arguments and return values
14. Variable scope - global and upvar
15. Tcl Data Structures 101 - The list
16. Adding & Deleting members of a list
17. More list commands - lsearch, lsort, lrange
18. Simple pattern matching - "globbing"
19. String Subcommands - length index range
20. String comparisons - compare match first last wordend
21. Modifying Strings - tolower, toupper, trim, format
22. Regular Expressions 101
23. More Examples Of Regular Expressions
24. More Quoting Hell - Regular Expressions 102
25. Associative Arrays
26. More On Arrays - Iterating and use in procedures
27. File Access 101
28. Information about Files - file, glob
29. Invoking Subprocesses from Tcl - exec, open
30. Learning the existence of commands and variables ? - info
31. State of the interpreter - info
32. Information about procs - info
33. Modularization - source
34. Building reusable libraries - packages and namespaces
35. Creating Commands - eval
36. More command construction - format, list
37. Substitution without evaluation - format, subst
38. Changing Working Directory - cd, pwd
39. Debugging & Errors - errorInfo errorCode catch error return
40. More Debugging - trace
41. Command line arguments and environment strings
42. Leftovers - time, unset
43. Channel I/O: socket, fileevent, vwait
44. Time and Date - clock
45. More channel I/O - fblocked & fconfigure
46. Child interpreters