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Filter a list in tcl

Webset alpha [list a b c d e f] foreach {key} $alpha { puts "key: $key" } Multiple variable names may be specified. set alphaindexes [list a 1 b 2 c 3 d 4 e 5 f 6] foreach {key num} … WebJan 10, 2024 · Another way to create a list is to use the list command. set l3 [split "1.2.3.4" .] Some Tcl commands return a list as a result. In the above code line, the split …

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http://tcl.tk/man/tcl8.5/tutorial/Tcl14.html WebAug 6, 2013 · This command takes three arguments, the first a two-element list of variable names (for the key and value respectively of each mapping in the dictionary), the second the dictionary value to iterate across, and the third a script to be evaluated for each mapping with the key The result of the command is an empty string. cve30u12628000 https://jeffstealey.com

[Solved] TCL remove an element from a list 9to5Answer

WebOct 25, 2024 · The filter () function in Python takes in a function and a list as arguments. This offers an elegant way to filter out all the elements of a sequence “sequence”, for which the function returns True. Here is a small program that returns the odd numbers from an input list: Example 1: Filter out all odd numbers using filter () and lambda function WebRationale. Tcl has many operations for working with lists, such as list for building them, lappend for adding to them, linsert for insertion, lreplace for replacement of ranges, and … WebNov 13, 2024 · RS: Easy, just use a filter: proc filter { cond list } { set res {} foreach element $list { if {[$cond $element]} { lappend res $element } } set res } % filter llength [ split { a list with many spaces }] a list with many spaces ... or use % split [ regsub - all {[ \ t \ n ]+} { a list with many spaces } { }] to eliminate the excess white space ... cvecara jelena beograd

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Filter a list in tcl

list - TCL filter array results - Stack Overflow

WebTcl Built-In Commands NAME llength - Count the number of elements in a list SYNOPSIS llength list DESCRIPTION Treats list as a list and returns a decimal string giving the number of elements in it. KEYWORDS element, list, length Last change: [tcl8.0a1 … WebTRAN, and Java, there are no reserved strings. The first word of a Tcl command line must always be a Tcl command; either a built-in command, a procedure name, or (when tclsh is in interactive mode) an external command. A complete Tcl command is a list of words. The first word must be a Tcl command name or a procedure name.

Filter a list in tcl

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My goal is to take a an existing list and then create a filter list based on a specific pattern. I do not want to use a for loop or while loop. Example of what I want. set existing_list [list "color_blue12312" "color_blue32311" "color_green123j11" "color_green234321" "color_purple213123" "color_purple234234234"] set purple_list [lsearch ... Web1. returning list elements one by one 2. newbie : removing recurring element from lists 3. removing the ' from list elements 4. how to remove certain elements from a list 5. 6. How do I remove empty elements from a list 7. 8. eliminating the element that appears more that one time in a list

WebA number of Tcl (and especially Extended Tcl) list commands use call-by-name to side-effect variables that contain lists. As usual, these commands are more efficient than … WebList is one of the basic data-type available in Tcl. It is used for representing an ordered collection of items. It can include different types of items in the same list. Further, a list …

WebThis TIP proposes to modify the Tcl semantic in order to check if the command name is a valid, three-elements Tcl list with the first element of the list being the string lambda, before to lookup any built-in command or procedure. WebJun 12, 2024 · You should expand the list returned by array get: lappend myList {*} [array get myArray] That said, to me it looks like all the keys in the array contain commas, and …

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Webby setting a variable to be a list of values set lst { {item 1} {item 2} {item 3}} with the split command set lst [split "item 1.item 2.item 3" "."] with the list command. set lst [list "item … cvecara kazablanka beogradhttp://computer-programming-forum.com/57-tcl/26cd986c9a8bd7cd.htm cvecara beograd dostava cvecaWebJul 9, 2024 · The other way to remove an element is to filter it out. This Tcl 8.5 technique differs from the lsearch & lreplace method mentioned elsewhere in that it removes all of a … cvecara batajnica dostavaWebJun 28, 2004 · I found the solution for the filter option with the function proc filter {} { global cur_seisinfo filter set cur_seisinfo [lsearch -inline -all -glob $cur_seisinfo $filter] } NOw the problem is the Search function: I can apply the same test as above to create a new list say set temp [lsearch -inline -all -glob $cur_seisinfo $filter] cve srcWebJul 30, 2024 · Sorting a table can be done with lsort -index, taking care that the header line stays on top: proc tsort args { set table [lindex $args end] set header [lindex $table 0] set … cve program meaningcvdr cajemeWebThe lmap command implements a loop where the loop variable (s) take on values from one or more lists, and the loop returns a list of results collected from each iteration. In the simplest case there is one loop variable, varname, and one list, list, that is a list of values to assign to varname. The body argument is a Tcl script. dji drone iphone 13