July 2010
Intermediate to advanced
588 pages
13h 25m
English
Content preview from Tcl 8.5 Network ProgrammingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Tcl syntax
Tcl scripts are nothing more than plaintext files saved with 16-bit Unicode encoding. Such a script consists of one or more commands that are executed by the interpreter at runtime.
Each line of the script (with exceptions described as follows) consists of the command and zero or more command arguments, all separated by whitespaces (spaces or tabs).
If the line starts with the # character, it is considered to be a comment and not processed by the interpreter.
If the line ends with the \ (backslash) character, the next line is considered to be a continuation of current one. This is useful for breaking long lines and improving the readability of the code.
You can also join separate commands using;, as shown in the following example:
puts ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.