Use of the keylist in tcl

KEYLIST IN TCL PDF

[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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Which parts of Tclx's keyed lists are not mimic’d? I didn't really bother with that code. So, you could reference nested keys in a list with list1. This is an example of a keyed list: If you don't have something like that, Google and yahoo both make various resource available for people to make code, etc. A keyed list is a list in which each element contains a key and value pair.

The way you install the extension package will depend on what distribution of Tcl you are using. Is there anyone in the community who would like to create a wiki page that describes how one would modify a program using Tclx’s keyed lists to use 8.

Lists and Keyed Lists

With records there is just one master copy of the field names, and thereafter each record of that same type jn needs the data. These element pairs are stored as lists themselves, where the key is the first element of the list, and the value is the second. Are you sure your code is correct? By default the key is a simple string, and anything is legal as a key. Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policy and that your continued use of the website is subject to these policies.

There is no limit to the recursive depth of subfields, allowing one to build complex data structures.

When I am going to use “keylset” in my code, it is getting an error “invalid command name“ keylset ””. 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.

If you're using Debian or a derivative of it you will probably do :. For TclX documentation, this seems to be a good place to start. By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policy and our Terms of Service.

Other advantages include thread safety, and a significant difference in performance. I think this is much superior he said, humbly: Donal Fellows k 15 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.

If you're using Debian or a derivative of it you will probably do: Sign up or log in Sign up using Google. SS 28Sep - Probably people interested in keyed lists may be interested in alists for Tcl. Here’s a little implementation of keyed lists.

ActiveTcl Documentation

keylisf 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 tlc and scripts to be sourced. You can get the same result this way requires Tcl 8.

However, the recommendation is often made these days to moving to Tcl 8. The key-value pairs are referred to as fields. SEH - For some reason I have re-implemented Tclx ‘s keyed list commands keylset, keylget, keylkeys, keyldel in pure Tcl.

It could easily be written to work in 8.

From the TclX man page, you can read: LV you say for the most part. Where can I upload the code for comments?

how to set a keyed list in tcl? - Stack overflow

Post as a guest name. This is an example of a keyed list :. By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of service privacy policy and cookie policy and that your continued use of the website is subject to these policies.