[info procs Test] {}] {source } # # Some pre-build keyed lists to test with. keyB1 } 0 {valueB1} Test keylist {keylget tests} { set keyedlist $list2. If {} is specified for retvar, the value is not returned, allowing the Tcl programmer to determine if a key is present in a keyed list without setting a variable as a. The procedure to add a record is called like this: Db_Insert keylist datablob The datablob might be a name, value list suitable for passing to array set, or simply a .

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DC — Though this code has the ability to nest lists and retrieve nested keys within lists, it doesn’t support the TclX ability to references them via a dot. I think this is much superior he said, humbly: Where can I upload the code for comments? That installs the current version of a lot of packages, TclX among them.

SS 28Sep — Probably people interested in keyed lists may be interested in alists for Tcl. Keyllst is an example of a keyed list: Except for command names, the implementation mimics the TclX keyed lists for the most part.

Lists and Keyed Lists

Other advantages include thread safety, and a significant difference in performance. It requires Tcl 8. This is an example of a keyed list:.

Which keykist of Tclx ‘s keyed lists are not mimic’d? Donal Fellows k 15 Subfields are actually fields where the value is another keyed list. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. LV If you have the code on a web page or in a web accessible source code repository, just mention the URL here. TclX’s keyed lists were, in part, designed to allow structs in Tcl.


The key-value pairs are referred to as fields. For TclX documentation, this seems to be a good place to start. I didn’t really bother keyilst that code.

Keyed lists are constructed and accessed via a number of commands. I have written a code to get all the elements. You may well need to do it in an elevated command shell on Windows, or to prefix with sudo on OSX. Oh yeah, I’m trying to turn sfm into a pure Tcl application. Rakesh Lyf Iz Jrny 16 8. By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policy iin, and that your continued use of the website is subject to these policies.

Larry Smith One problem I have with both dicts and keyed lists is that each one drags around its own copy of the field names.

From the TclX man page, you can read: Is iin anyone in the community who would like to create a wiki page that describes how one would modify tccl program using Keylits keyed lists to use 8. The format’s different, but the capabilities are similar.

By default the key is a simple string, and anything is legal as a key. That’s why I wrote records. By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

Are you sure your code is correct? As there are many possible distributions, or you could build it from source yourself, you’ll need to specify carefully what is your platform and setup if it isn’t one of the ones I’ve listed above.

In order to get them to be present in your script, you have to issue the following command which will arrange for the relevant shared libraries to be loaded and scripts to be sourced.


With records there is just one master copy of the field names, and thereafter each record of that same type only needs the data. The way you install the extension package will depend on what ih of Tcl you are using. Note the lower-case ‘x’, an annoying inconsistency but too late to fix it now There is no limit to the recursive depth of subfields, allowing one to build complex data structures. Sign up using Facebook.

how to set a keyed list in tcl? – Stack Overflow

It could easily be written to work in 8. A keyed list is a keylkst in which each element contains a key and value pair. Post as a guest Name. LV you say for the most part. In new code, consider using dict instead.

That might be useful to people moving to newer a newer Tcl version. You can get the same result this way requires Tcl 8. All keyed list management commands take the name of the variable containing the keyed list as an argument i. If you’re using Debian or a derivative of it you will probably do: When I am going to use ” keylset ” in my code, it is getting an error “invalid command name “keylset””.

If you’re using Debian or a derivative of it you will probably do:.

Sign up or log in Sign up using Google. However, the recommendation is often made these days to moving to Tcl 8. Email Required, but never shown. Here’s a little implementation of keyed lists. The keyed list commands are part of the TclX extension package.

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