Tcl Tutorial Lesson 0|Introduction
Tcl Tutorial Lesson 0a|Running Tcl
Tcl Tutorial Lesson 1|Simple Text Output
Tcl Tutorial Lesson 2|Assigning values to variables
Tcl Tutorial Lesson 3|Evaluation and Substitutions 1: Grouping arguments with ""
Tcl Tutorial Lesson 4|Evaluation and Substitutions 2: Grouping arguments with {}|%
Tcl Tutorial Lesson 5|Evaluation and Substitutions 3: Grouping arguments with [%|%]
Tcl Tutorial Lesson 6|Results of a command - Math 101
Tcl Tutorial Lesson 6a|Computers and Numbers
Tcl Tutorial Lesson 7|Numeric Comparisons 101 - if
Tcl Tutorial Lesson 8|Textual Comparison - switch
Tcl Tutorial Lesson 9|Looping 101 - While loop
Tcl Tutorial Lesson 10|Looping 102 - For and incr
Tcl Tutorial Lesson 11|Adding new commands to Tcl - proc
Tcl Tutorial Lesson 12|Variations in proc arguments and return values
Tcl Tutorial Lesson 13|Variable scope - global and upvar
Tcl Tutorial Lesson 14|Tcl Data Structures 101 - The list
Tcl Tutorial Lesson 15|Adding and Deleting members of a list
Tcl Tutorial Lesson 16|More list commands - lsearch, lsort, lrange
Tcl Tutorial Lesson 16a|Simple pattern matching - "globbing"
Tcl Tutorial Lesson 17|String Subcommands - length index range
Tcl Tutorial Lesson 18|String comparisons - compare match first last wordend
Tcl Tutorial Lesson 19|Modifying Strings - tolower, toupper, trim, format
Tcl Tutorial Lesson 20|Regular Expressions 101
Tcl Tutorial Lesson 20a|More Examples Of Regular Expressions
Tcl Tutorial Lesson 21|More Quoting Hell - Regular Expressions 102
Tcl Tutorial Lesson 22|Associative Arrays
Tcl Tutorial Lesson 23|More On Arrays - Iterating and use in procedures
Tcl Tutorial Lesson 23a|Dictionaries
Tcl Tutorial Lesson 24|File Access 101
Tcl Tutorial Lesson 25|Information about Files - file, glob
Tcl Tutorial Lesson 26|Invoking Subprocesses from Tcl - exec, open
Tcl Tutorial Lesson 27|Learning the existence of commands and variables - info
Tcl Tutorial Lesson 28|State of the interpreter - info
Tcl Tutorial Lesson 29|Information about procs - info
Tcl Tutorial Lesson 30|Modularization - source
Tcl Tutorial Lesson 31|Building reusable libraries - packages and namespaces
Tcl Tutorial Lesson 32|Creating Commands - eval
Tcl Tutorial Lesson 33|More command construction - format, list
Tcl Tutorial Lesson 34|Substitution without evaluation - format, subst
Tcl Tutorial Lesson 35|Changing Working Directory - cd, pwd
Tcl Tutorial Lesson 36|Debugging and Errors - errorInfo errorCode catch error return
Tcl Tutorial Lesson 37|More Debugging - trace
Tcl Tutorial Lesson 38|Command line arguments and environment strings
Tcl Tutorial Lesson 39|Leftovers - time, unset
Tcl Tutorial Lesson 40|Channel I/O: socket, fileevent, vwait
Tcl Tutorial Lesson 41|Time and Date - clock
Tcl Tutorial Lesson 42|More channel I/O - fblocked and fconfigure