TechQA.

Question

Why does this code with TCL Upvar command generate an error?

score 38 · Answer 1 · 2023-01-26T15:04:22.313000

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Why does this code with TCL Upvar command generate an error?

38 views Asked by Rajat Mitra At 26 January 2023 at 15:04

score 118 · Answer 2 · 2022-07-24T00:56:05.700000

Why does this upvar refer to the global context? Or can upvar be used in a coroutine?

118 views Asked by Gary At 24 July 2022 at 00:56

score 90 · Answer 3 · 2022-05-27T14:24:19.063000

How to access a variable defined in proc 'a' from a different proc 'b' which does not call proc 'a'?

90 views Asked by vandan At 27 May 2022 at 14:24

score 146 · Answer 4 · 2022-02-26T07:17:01.717000

Tcl: Why is the dollar sign used in the first argument to `upvar`?

146 views Asked by user32882 At 26 February 2022 at 07:17

score 350 · Answer 5 · 2021-07-06T19:14:43.160000

Tcl - Append or Modify a nested list in called function

350 views Asked by dgarg At 06 July 2021 at 19:14

score 359 · Answer 6 · 2021-06-17T11:52:30.537000

Tcl upvar and uplevel in performance

359 views Asked by user1134991 At 17 June 2021 at 11:52

score 1009 · Answer 7 · 2020-05-05T17:36:39.350000

Assigning to a variable in a parent context in Bash

1k views Asked by user3840170 At 05 May 2020 at 17:36

score 510 · Answer 8 · 2018-11-10T22:03:43.780000

Tcl/Tk: scope of variables for a function within a function

510 views Asked by the_meter413 At 10 November 2018 at 22:03

score 282 · Answer 9 · 2018-02-08T14:13:10.667000

Expected TCL: upvar vs namespace variable performance

282 views Asked by user1134991 At 08 February 2018 at 14:13

score 1460 · Answer 10 · 2016-02-19T13:48:56.427000

What purpose does upvar serve?

1.4k views Asked by user2311285 At 19 February 2016 at 13:48

score 297 · Answer 11 · 2015-09-22T14:55:30.403000

Tcl upvar performance improvement vs. direct pass

297 views Asked by user1134991 At 22 September 2015 at 14:55

score 314 · Answer 12 · 2015-08-30T08:43:35.023000

Tcl upvar issue

314 views Asked by Guy At 30 August 2015 at 08:43

score 2156 · Answer 13 · 2015-05-12T11:39:14.243000

Difference between upvar 0 and upvar 1 in TCL

2.1k views Asked by velpandian At 12 May 2015 at 11:39

score 717 · Answer 14 · 2015-01-15T18:22:35.533000

What is the difference between a TCL namespace and a stack frame?

717 views Asked by Otto Hunt At 15 January 2015 at 18:22

score 97 · Answer 15 · 2014-08-18T14:25:07.200000

how do I update a variable via a tk window by name

97 views Asked by PeterE At 18 August 2014 at 14:25

score 91 · Answer 16 · 2014-07-17T21:52:12.497000

Elevating a variable scope without knowing its name

91 views Asked by Gert Gottschalk At 17 July 2014 at 21:52

score 658 · Answer 17 · 2013-12-30T23:24:15.057000

Usage of namespace/uplevel/global in TCL

658 views Asked by little-dude At 30 December 2013 at 23:24

score 102 · Answer 18 · 2013-11-28T07:05:53.717000

tcl proc using upvar resulting in history(nextid)

102 views Asked by nikhiljakks At 28 November 2013 at 07:05

score 733 · Answer 19 · 2013-07-05T14:28:18.483000

Tcl upvar to a variable in another proc

733 views Asked by Lumpi At 05 July 2013 at 14:28

score 16972 · Answer 20 · 2013-02-08T05:24:58.170000

error : Can't read "n" : no such variable in tcl

16.9k views Asked by Praveen kumar At 08 February 2013 at 05:24

TechQA.

List Question

Why does this code with TCL Upvar command generate an error?

Why does this upvar refer to the global context? Or can upvar be used in a coroutine?

How to access a variable defined in proc 'a' from a different proc 'b' which does not call proc 'a'?

Tcl: Why is the dollar sign used in the first argument to `upvar`?

Tcl - Append or Modify a nested list in called function

Tcl upvar and uplevel in performance

Assigning to a variable in a parent context in Bash

Tcl/Tk: scope of variables for a function within a function

Expected TCL: upvar vs namespace variable performance

What purpose does upvar serve?

Tcl upvar performance improvement vs. direct pass

Tcl upvar issue

Difference between upvar 0 and upvar 1 in TCL

What is the difference between a TCL namespace and a stack frame?

how do I update a variable via a tk window by name

Elevating a variable scope without knowing its name

Usage of namespace/uplevel/global in TCL

tcl proc using upvar resulting in history(nextid)

Tcl upvar to a variable in another proc

error : Can't read "n" : no such variable in tcl

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