[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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The way you install the extension package will depend on what im of Tcl you are using. So, you could reference nested keys in a list with list1. 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 tck say for the most part. Post as a guest Name. SS 28Sep — Probably people interested in keyed lists may be interested in alists for Tcl.

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

Here’s a little implementation of keyed lists. These element pairs are stored as lists themselves, where the key is the first element of the list, and the value is the second. I have written a code to get all the elements. TclX’s keyed lists were, in part, designed to allow structs in Tcl. It could easily be written to work in 8. I didn’t really bother with that code.

All keyed list management commands take the name of the variable containing the keyed list as an argument i. Sign up or log in Sign up using Google. This is an example of a keyed list: By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. With records there is just one master copy of the field names, and thereafter each record of that same type only needs the data.


Other advantages include thread safety, and keyoist significant difference in performance. Except for command names, the implementation mimics the TclX keyed lists for the most part.

The keyed list commands are part of the TclX extension package. When I am going to use ” keylset ” in my code, it is getting an error “invalid command name “keylset””. That installs the current version of a lot of packages, TclX among them. That’s why I wrote records. Donal Fellows k 15 It requires Tcl 8.

Lists and Keyed Lists

If you’re using Debian or a derivative of it you will probably do: Rakesh Lyf Iz Jrny 16 8. However, the recommendation is often made these days to moving to Tcl 8. By default the key is a simple string, and anything is legal as a key. Email Required, but never shown.

For TclX documentation, this seems to be a good place to start.

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

LV If you have the code on a web page or in a web accessible source code repository, just mention the URL here. Is there anyone in leylist community who would like to create a wiki page that describes how one would modify a keykist using Tclx’s keyed lists to use 8.

SEH — For some keylisy I have re-implemented Tclx ‘s keyed list commands keylset, keylget, keylkeys, keyldel in pure Tcl. The key-value pairs are referred to as fields. 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. If you’re using Debian or a derivative of it you will probably do:.


Oh yeah, I’m trying to turn sfm into a pure Tcl application. 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.

Which parts of Tclx ‘s keyed lists are not mimic’d? I think this is much superior he said, humbly: Note the kejlist ‘x’, an annoying inconsistency but too late to fix it now A keyed list is a list in which each element contains a keypist and value pair.

That might be useful to people moving to newer a newer Tcl version. Keyed lists are constructed and accessed via a number of commands.

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. Fcl new code, consider using dict instead. In order to get them to ieylist 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.

The format’s different, but the capabilities are similar.

Keyylist you don’t have something like that, Google and yahoo both make various resource available for people to make code, etc. Where can I upload the code for comments? There is no limit to the recursive depth of subfields, allowing one to build complex data structures. Not a problem when you have dozens of records, big problem when you have thousands. Are you sure your code is correct? This is an example of a keyed list:.

From the TclX man page, you can read: