This chapter describes the basic syntax rules for the Tcl scripting language. It describes the basic mechanisms used by the Tcl interpreter: substitution and grouping. It touches lightly on the following Tcl commands: puts , format , set , expr , string , while , incr , and proc . Tcl is a string-based command lan-guage.

The Tcl Programming Language: A Comprehensive Guide, Second Edition (2025), by Ashok Nadkarni, focuses on the Tcl language itself in great detail. Covers Tcl 9.0. Tcl 8.5 Network Programming (2010), by Kocjan and Beltowski, is targeted towards building network-aware applications using Tcl and includes coverage of many Tcl libraries and extensions.

Apr 10, 2025 · The Tcl Programming Language is a comprehensive guide to Tcl, covering Tcl 9.0 and available in print and PDF. See the official book page for more information and a detailed Table of Contents. Support

Tcl still excels as an embedded command language, but it has also developed into a fully fledged general programming language. The core principles that made it such a good command language: simplicity, extensibility, and ease of integrating different components, have also stood Tcl in good stead as a general purpose language.

Tcl provides (a) a parser for a simple textual command language, (b) a collection of built-in utility commands, and (c) a C interface that tools use to augment the built-in commands with tool-specific commands.

1. Tcl Fundamentals ..... 1 Getting Started .....1 Tcl Commands .....2 Hello World .....3

puting community. There are some fine books dedicated to Tcl and Tk programming, but the book you hold in your hands addresses what I see as an underserved market, Tcl and Tk neophytes with little or no programming experience. Like other books in the

The Tcl command string body is evaluated for each item in the string list where the variable varname is set to the item’s value. foreach varlist1 list1 [varlist2 list2 ...] body

nced "tickle". Tcl is a radically simple open-source interpreted programming language that provides common facilities such as variables, procedures, and control structures as well as …

Tcl is believed to be a programming language that is easy to learn. It is a general purpose scripting language originally intended to be embedded in other applications as a configuration and extension language. Tcl is a dynamic, string oriented language, which makes it an ideal candidate for developing web applications.