Exercises, examples and other material relating to training module T205. This topic is presented on public courses Learning to program in Tcl, Tcl Basics

---

Tcl Programming - training course - The Tcl programming language, and Expect Tcl Programming - The Tcl programming language, and Expect This course covers the fundamentals of the Tcl programming language. You'll learn about Tcl ... http://www.wellho.net/course/tbfull.html  [course]

Learning to Program in Tcl - training course - The Tcl programming language, and Expect Learning to Program in Tcl - The Tcl programming language, and Expect This course covers the fundamentals of the Tcl programming language. You'll learn ... http://www.wellho.net/course/tlfull.html  [course]

Matching within multiline strings, and ignoring case in regular expressions Regular Expressions are powerful matching tools and you can specify almost anything within them. But there are certain facilities that are naturally ... http://www.wellho.net/mouth/943_Matc ... sions.html  [short article]

How to check that a string contains a number in Tcl In Tcl, all variables hold strings. If you perform an arithmetic operation such as an expr, an incr or a numeric comparision, the incoming strings are ... http://www.wellho.net/mouth/404_How- ... n-Tcl.html  [short article]

Tcl / regsub - changing a string and using interesting bits Regexp matches a string to a regular expression, and regsub goes one further in that it replaces the found string with something else, saving the transformed ... http://www.wellho.net/mouth/1410_Tcl ... -bits.html  [short article]

split and join in tcl and expect Split and join in most languages convert strings of text into arrays / lists / collections of other sorts. But in Tcl, all variables are held as strings, ... http://www.wellho.net/mouth/2472_spl ... xpect.html  [short article]

Analysing incoming data lines div class= introhead Multiple attibute user data /div So often, data is read into a program line by line or record by record into a text string - ... http://www.wellho.net/solutions/general- ... lines.html  [longer article]

---

The Tcl language is built around strings Ð everything is a string! In this module we look at basic string handling commands, the string command itself which provides a flexible selection of facilities, and we introduce regular expressions for pattern matching.

This topic is presented on public courses Learning to program in Tcl, Tcl Basics

ac_report	Complete example - Access log file analysis
apfo	format and append commands
brax	Literally matching round brackets in regular expressions
ccat	lappend and concat - the difference
datematch	Matching a date using a regular expression
dm2	A further date match example
hunter	Example of analysis of a log file
iconfinder	search for all icon references in a web log
match	String matching - using globing
poco	Postcode identifier and string splitter
rematch	String matching using a regular expression
rf	Opening and reading a file
rf2	Using scan to get a field from a string
rf2a	Using scan's return value
stringinfo	Getting information from a text string
stringman	Manipulating a string

String matching in Tcl