History of Idiom 110
Idiom #110 Check if string is blank
Set the boolean blank to true if the string s is empty, or null, or contains only whitespace ; false otherwise.
# | Edit date | Edit Summary | Author | ||
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👁 Δ | 109 | 2023-05-10, 20:17 | [Ruby] Original throws an error when s is nil | vijfhoek | |
👁 Δ | 108 | 2023-03-23, 09:45 | +keywords | programming-idioms.org | |
👁 Δ | 107 | 2023-02-27, 21:32 | New Lua implementation by user [ferdinandor] | ferdinandor | |
👁 Δ | 106 | 2023-02-01, 10:11 | [Python] Added Demo URL | programming-idioms.org | |
👁 Δ | 105 | 2023-01-28, 22:21 | [Python] Added Doc URL | Luk-ESC | |
👁 Δ | 104 | 2023-01-26, 02:36 | [Java] Edited the explanation. | reilas | |
👁 Δ | 103 | 2023-01-25, 12:39 | [Java] The explanation was incorrectly formatted; the underline doesn't work on \ and + | reilas | |
👁 Δ | 102 | 2023-01-25, 12:32 | New Java implementation by user [reilas] | reilas | |
👁 Δ | 101 | 2022-12-01, 10:36 | Linked to idiom #320 [Test if string is empty] | programming-idioms.org | |
👁 Δ | 100 | 2022-09-03, 10:24 | [Ruby] Added Demo URL | programming-idioms.org | |
👁 Δ | 99 | 2022-09-03, 10:24 | Admin deletes impl 5737: No such method blank | programming-idioms.org | |
👁 Δ | 98 | 2022-09-03, 10:19 | [Ruby] Added Doc URL for strip | programming-idioms.org | |
👁 Δ | 97 | 2022-07-02, 18:55 | Admin deletes impl 5792: Doesn't work, see http://codepad.org/nFSQUCeb | programming-idioms.org | |
👁 Δ | 96 | 2022-07-02, 12:02 | [Lua] Forgot empty strings and nil | TJC games | |
👁 Δ | 95 | 2022-07-02, 11:59 | [Lua] Fixing an error and trimming whitespace. 14 bytes! | TJC games | |
👁 Δ | 94 | 2022-07-02, 11:56 | New Lua implementation by user [TJC games] | TJC games | |
👁 Δ | 93 | 2022-05-26, 07:51 | Admin deletes impl 5738: See 5737 and 1632 instead | programming-idioms.org | |
👁 Δ | 92 | 2022-05-25, 19:29 | New Ruby implementation by user [Joe] | Joe | |
👁 Δ | 91 | 2022-05-25, 19:29 | New Ruby implementation by user [Joe] | Joe | |
👁 Δ | 90 | 2022-05-23, 18:54 | [Rust] +DemoURL | programming-idioms.org | |
👁 Δ | 89 | 2022-05-23, 17:23 | New Rust implementation by user [Li Ding] | Li Ding | |
👁 Δ | 88 | 2022-05-05, 08:34 | Restored version 86: Doesn't work, see http://codepad.org/ZJgH1VAT | programming-idioms.org | |
👁 Δ | 87 | 2022-04-25, 18:46 | New Lua implementation by user [_] | _ | |
👁 Δ | 86 | 2022-03-15, 14:51 | [Java] strip() better than trim() | programming-idioms.org | |
👁 Δ | 85 | 2022-03-03, 23:35 | [Scala] +DemoURL | programming-idioms.org | |
👁 Δ | 84 | 2022-03-03, 22:41 | [Dart] +DemoURL | programming-idioms.org | |
👁 Δ | 83 | 2022-03-03, 22:39 | [Dart] +DemoURL | programming-idioms.org | |
👁 Δ | 82 | 2022-02-24, 18:08 | [Java] Better demo link (shows code) | programming-idioms.org | |
👁 Δ | 81 | 2022-02-24, 18:08 | [Java] Better demo link (shows code) | programming-idioms.org | |
👁 Δ | 80 | 2022-02-24, 18:07 | [Python] Better demo link (shows code) | programming-idioms.org | |
👁 Δ | 79 | 2022-02-24, 18:07 | [Java] Better demo link (shows code) | programming-idioms.org | |
👁 Δ | 78 | 2022-02-01, 23:52 | [Kotlin] Update demo with better example string | AlfRichter | |
👁 Δ | 77 | 2022-02-01, 23:51 | [Kotlin] Add Doc and Demo | AlfRichter | |
👁 Δ | 76 | 2021-12-23, 09:01 | Linked to idiom #219 [Replace multiple spaces with single space] | programming-idioms.org | |
👁 Δ | 75 | 2021-12-14, 11:27 | Restored version 73: No. | programming-idioms.org | |
👁 Δ | 74 | 2021-12-14, 09:53 | [Dart] e | s | |
👁 Δ | 73 | 2021-11-07, 21:19 | Restored version 71: No. | programming-idioms.org | |
👁 Δ | 72 | 2021-11-07, 03:51 | [Java] 11 | 111 | |
👁 Δ | 71 | 2021-09-24, 12:18 | Lead: better style | programming-idioms.org | |
👁 Δ | 70 | 2021-09-24, 09:28 | New Smalltalk implementation by user [krono] | krono | |
👁 Δ | 69 | 2021-09-15, 15:46 | Linked to idiom #274 [Remove all whitespace characters] | programming-idioms.org | |
👁 Δ | 68 | 2021-08-30, 20:54 | [Cobol] test | testee | |
👁 Δ | 67 | 2021-08-19, 09:06 | [C#] Remove unnecessary import | zqwnvl | |
👁 Δ | 66 | 2021-08-19, 09:05 | [VB] Implement the lead fully; add links | zqwnvl | |
👁 Δ | 65 | 2021-08-17, 11:21 | [Scala] Added Option(s).forall as without it a null string will raise a NPE on .trim | Anonymous | |
👁 Δ | 64 | 2021-08-15, 23:40 | New Scheme implementation by user [srcreigh] | srcreigh | |
👁 Δ | 63 | 2021-03-04, 08:22 | Admin deletes impl 1667: Doesn't work. See http://codepad.org/uOOuuNQ6 , https://repl.it/join/ivigzcxi-progidioms , http... | programming-idioms.org | |
👁 Δ | 62 | 2021-03-03, 05:08 | [Lua] sss | sss | |
👁 Δ | 61 | 2021-02-26, 08:59 | [Python] Handle None. +DemoURL | programming-idioms.org | |
👁 Δ | 60 | 2021-01-20, 11:58 | [Java] +DocURL for trim() | programming-idioms.org | |
👁 Δ | 59 | 2020-12-28, 22:41 | [C] +DocURL isspace | programming-idioms.org | |
👁 Δ | 58 | 2020-12-11, 07:28 | New C implementation by user [Arnie97] | Arnie97 | |
👁 Δ | 57 | 2020-12-09, 14:42 | [Rust] +DemoURL | programming-idioms.org | |
👁 Δ | 56 | 2020-11-26, 12:26 | [Java] +DemoURL | programming-idioms.org | |
👁 Δ | 55 | 2020-11-26, 12:14 | New Java implementation by user [programming-idioms.org] | programming-idioms.org | |
👁 Δ | 54 | 2020-11-26, 12:13 | [Java] +DemoURL | programming-idioms.org | |
👁 Δ | 53 | 2020-10-10, 21:19 | New Obj-C implementation by user [OC] | OC | |
👁 Δ | 52 | 2020-09-30, 09:01 | [Java] null check | programming-idioms.org | |
👁 Δ | 51 | 2020-08-09, 18:01 | New Dart implementation by user [programming-idioms.org] | programming-idioms.org | |
👁 Δ | 50 | 2020-08-09, 18:00 | Restored version 48 | programming-idioms.org | |
👁 Δ | 49 | 2020-07-28, 12:05 | [Dart] shorter and cleaner code, that also might teach dart operators | Cukrus | |
👁 Δ | 48 | 2020-02-09, 16:35 | New Dart implementation by user [areille] | areille | |
👁 Δ | 47 | 2019-10-01, 20:27 | New Kotlin implementation by user [tomble] | tomble | |
👁 Δ | 46 | 2019-09-29, 01:38 | New VB implementation by user [EvilGenius] | EvilGenius | |
👁 Δ | 45 | 2019-09-27, 21:39 | [Cobol] fix | Roie8 | |
👁 Δ | 44 | 2019-09-27, 21:12 | New Cobol implementation by user [Roie8] | Roie8 | |
👁 Δ | 43 | 2019-09-27, 11:25 | New Clojure implementation by user [MrEbbinghaus] | MrEbbinghaus | |
👁 Δ | 42 | 2019-09-27, 10:10 | New Erlang implementation by user [nopeslide] | nopeslide | |
👁 Δ | 41 | 2019-09-26, 20:40 | [Python] remove unnecessary complication | foo | |
👁 Δ | 40 | 2019-09-26, 20:22 | New Fortran implementation by user [tkoenig] | tkoenig | |
👁 Δ | 39 | 2019-09-26, 18:22 | [Python] Explicit is better than implicit. | Anonymous | |
👁 Δ | 38 | 2019-09-26, 17:59 | [Cpp] align curly bracket | arouene | |
👁 Δ | 37 | 2019-09-26, 17:58 | [Python] take None into account | justafoo | |
👁 Δ | 36 | 2019-09-26, 17:57 | [JS] don't overuse regex | justafoo | |
👁 Δ | 35 | 2019-09-26, 17:56 | [JS] always default to const instead of let | justafoo | |
👁 Δ | 34 | 2019-09-26, 17:55 | [Python] better fix | justafoo | |
👁 Δ | 33 | 2019-09-26, 17:54 | [Python] fix | justafoo | |
👁 Δ | 32 | 2019-09-26, 17:50 | New Cpp implementation by user [arouene] | arouene | |
👁 Δ | 31 | 2019-09-26, 16:31 | New Lisp implementation by user [foobar] | foobar | |
👁 Δ | 30 | 2019-09-26, 13:58 | New Csharp implementation by user [polyfill] | polyfill | |
👁 Δ | 29 | 2019-09-26, 13:55 | New Csharp implementation by user [jakea] | jakea | |
👁 Δ | 28 | 2019-02-02, 02:48 | New Java implementation by user [Debaran] | Debaran | |
👁 Δ | 27 | 2019-02-02, 02:47 | [Rust] Creating new var | Debaran | |
👁 Δ | 26 | 2019-02-02, 02:21 | New Scala implementation by user [Debaran] | Debaran | |
👁 Δ | 25 | 2019-01-23, 19:07 | New JS implementation by user [1.7.4] | 1.7.4 | |
👁 Δ | 24 | 2018-03-21, 21:21 | New Elixir implementation by user [Okx] | Okx | |
👁 Δ | 23 | 2016-08-11, 20:12 | [Rust] We assume blank has already be defined | Reiner Martin | |
👁 Δ | 22 | 2016-08-11, 20:10 | New Rust implementation by user [Reiner Martin] | Reiner Martin | |
👁 Δ | 21 | 2016-04-07, 08:06 | [Lua] explain the pattern | ||
👁 Δ | 20 | 2016-04-07, 08:05 | New Lua implementation by user [Nepta] | ||
👁 Δ | 19 | 2016-04-06, 19:16 | New Ruby implementation by user [steenslag] | ||
👁 Δ | 18 | 2016-02-23, 21:00 | [PHP] 2 ways -> 2 distinct implementations | ||
👁 Δ | 17 | 2016-02-23, 21:00 | New PHP implementation by user [programming-idioms.org] | ||
👁 Δ | 16 | 2016-02-23, 14:32 | [PHP] conciseness | ||
👁 Δ | 15 | 2016-02-23, 13:33 | New PHP implementation by user [AgillaDev] | ||
👁 Δ | 14 | 2016-02-18, 16:58 | New Haskell implementation by user [antalsz] | ||
👁 Δ | 13 | 2016-02-16, 23:21 | New Haskell implementation by user [antalsz] | ||
👁 Δ | 12 | 2016-02-16, 23:10 | New Python implementation by user [TinyFawks] | ||
👁 Δ | 11 | 2016-02-16, 21:08 | New Ada implementation by user [Smaehtin] | ||
👁 Δ | 10 | 2016-02-16, 19:14 | New Haskell implementation by user [JH] | ||
👁 Δ | 9 | 2016-01-15, 15:49 | New Pascal implementation by user [Bart] | ||
👁 Δ | 8 | 2016-01-09, 17:08 | New D implementation by user [piou] | ||
👁 Δ | 7 | 2016-01-08, 09:21 | [Perl] Only 1 solution per impl | ||
👁 Δ | 6 | 2016-01-07, 19:44 | [Perl] Missed "or contains whitespace" in original post | ||
👁 Δ | 5 | 2016-01-07, 19:40 | New Perl implementation by user [Roboticus] | ||
👁 Δ | 4 | 2016-01-06, 23:16 | [Go] Fixed import | ||
👁 Δ | 3 | 2015-12-29, 22:33 | New Go implementation by user [programming-idioms.org] | ||
👁 Δ | 2 | 2015-12-29, 22:25 | [Java]Typo Common -> Commons | ||
1 | 2015-12-29, 22:24 | Idiom creation by user [programming-idioms.org] |