Practical Programming in Tcl and Tk, Fourth Edition

List of Examples

• 1. Tcl Fundamentals

  • 1.1 The “Hello, World!” example

  • 1.2 Tcl variables

  • 1.3 Command substitution

  • 1.4 Simple arithmetic

  • 1.5 Nested commands

  • 1.6 Built-in math functions

  • 1.7 Grouping expressions with braces

  • 1.8 Quoting special characters with backslash

  • 1.9 Continuing long lines with backslashes

  • 1.10 Grouping with double quotes vs. braces

  • 1.11 Embedded command and variable substitution

  • 1.12 Defining a procedure

  • 1.13 A while loop to compute factorial

  • 1.14 A recursive definition of factorial

  • 1.15 Using set to return a variable value

  • 1.16 Embedded variable references

  • 1.17 Using info to determine if a variable exists

  • 1.18 Controlling precision with tcl_precision

• 2. Getting Started

  • 2.1 A standalone Tcl script on UNIX

  • 2.2 A standalone Tk script on UNIX

  • 2.3 Using ...