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JavaScript Primer

JavaScriptの入門書であるJavaScript Primer( https://jsprimer.net )を継続的に更新していくためのプロジェクトです。
Collective - Host: opensource - https://opencollective.com/jsprimer - Website: https://jsprimer.net/ - Code: https://github.com/asciidwango/js-primer

fix object README.md (#1260)

github.com/asciidwango/js-primer - 162be25bafdfd5d0cbdfa40c7a9010b7e8bf2f2d authored over 4 years ago by hanahageWanko <[email protected]>
fix(operator): ??のコメントの修正 (#1259)

fix https://github.com/asciidwango/js-primer/issues/1258

github.com/asciidwango/js-primer - 0b0a69a56886324d6d003b7e361c630e399d41ab authored over 4 years ago by azu <[email protected]>
fix(website): Navigationリンクのwidthを修正 (#1255)

見出しのリンクと被さってしまうことを回避するため

github.com/asciidwango/js-primer - 42c1ed0db18d012d92741194c8b34fff59978534 authored over 4 years ago by kenzoukenzou <[email protected]>
chore: add versionup script

github.com/asciidwango/js-primer - 85c9e5d956aee9a774aa4a178ffbe5650d3a568c authored over 4 years ago by azu <[email protected]>
feat: ECMAScript 2020に対応 (#1252)

* feat: ECMAScript 2020に対応

* chore: 2.0.0のCHANGELOG作成

* fix

* fix

* fix

* fix

...

github.com/asciidwango/js-primer - 17328eda6e7578c8568cbc62188b35d81882ec1f authored over 4 years ago by azu <[email protected]>
Issues #1239 のPRです (#1254)

「インスタンス化したときに」を削除するものです。

https://github.com/asciidwango/js-primer/issues/1239

github.com/asciidwango/js-primer - 1a4b9b4aea60c1924749adef27bb871467549032 authored over 4 years ago by Toshihiko Ichida <[email protected]>
feat(string): String#matchAllに対応、RegExp#execをコラムに移動 (#1250)

* chore(string): アウトラインの更新

* feat(operator): matchAllベースに書き換え

* fix

* fix

* fix

*...

github.com/asciidwango/js-primer - b8048959a897b5b94e3f40ea6bb464a66eaecf2b authored over 4 years ago by azu <[email protected]>
fix(string): "すべての特殊文字" の typoを修正 (#1251)

github.com/asciidwango/js-primer - 53c2ccd47ec8112f0eb4997520935f3ceb38286b authored over 4 years ago by azu <[email protected]>
fix: GitBookをHonKitに変更する (#1248)

READMEやCONTRIBUTINGの中にあるGitBookをHonKitに変更しました

issue #1176

github.com/asciidwango/js-primer - 24a4405f76c8610e0430be90f20c453c1bbbf7fa authored over 4 years ago by DuGlaser <[email protected]>
feat(cheetsheet): export * as ns from "./x.js" の追加

#1247
#1203

github.com/asciidwango/js-primer - 5dedb5c0600494ccbe30354a7da8b2c097fbe34f authored over 4 years ago by azu <[email protected]>
fix(cheetsheet): [ES2020]のラベルを追加

github.com/asciidwango/js-primer - f2183638622c2c45e634f937aa4105463782ead9 authored over 4 years ago by azu <[email protected]>
feat(cheetsheet): ES2020の対応 (#1247)

github.com/asciidwango/js-primer - 72b4e202ee09178adfc040edd20eaa80e4b1db3e authored over 4 years ago by azu <[email protected]>
CI: add Node.js 14 (#1246)

* CI: add Node.js 14

* fix(operator): コードを修正

* fix(object): fix code

* fix

* chore: ...

github.com/asciidwango/js-primer - 8c4923aa06aeaaf635bcd794fd88e4c2e7e9fbf0 authored over 4 years ago by azu <[email protected]>
feat: Nullish coalescing演算子(`??`)とOptional chaining(`?.`) (#1205)

Nullish coalescing演算子(`??`)とOptional chaining(`?.`)に関する変更

## 変更点

- [x] **falsy**の説明を演算子の章に...

github.com/asciidwango/js-primer - 8aaf25bdda7739d40307e6353f0b138062894787 authored over 4 years ago by azu <[email protected]>
feat(data-type): BigIntのセクションを追加 (#1184)

* feat(data-type): BigIntのセクションを追加

* fix(data-type): プリミティブ型の種類は7つに増えた

* fix(data-type): E...

github.com/asciidwango/js-primer - 5b31466490ac37012c7c464eed6f096714231ecb authored over 4 years ago by azu <[email protected]>
fix(array): Array#sliceにおいて空配列となる場合の引数の条件を修正 (#1244)

* sliceにおいて空配列となる場合の引数の条件を修正

* sliceにおいて空配列となる場合の引数の条件の表示を分離

github.com/asciidwango/js-primer - b91ce7fe93939cf3cdb77bbd1553018d4de02ada authored over 4 years ago by 建築のジョー <[email protected]>
fix(math): Math.floor の和文名(底関数) (#1243)

github.com/asciidwango/js-primer - 7dcb2fccb52f4533531139af5efa255c634639db authored over 4 years ago by Toshihiko Ichida <[email protected]>
constructor() で super() を呼ばずに this を参照した場合に出るエラー (#1241)

SyntaxError とありますが、ReferenceError が発生します。

github.com/asciidwango/js-primer - 6a0048d9abe51f7a010dc0539554b1820b56a720 authored over 4 years ago by Toshihiko Ichida <[email protected]>
fix(object): プロパティのアクセスで「右辺」という表記 (#1238)

github.com/asciidwango/js-primer - 2c6c0971bfbb4a6e7c6c5cb158f009b251b3544b authored over 4 years ago by Toshihiko Ichida <[email protected]>
ユニットテスト成功時の説明とメッセージを修正(#1235) (#1236)

github.com/asciidwango/js-primer - 9adb205804d04b912040605ebd01eabffa3d87e4 authored over 4 years ago by neko_the_shadow <[email protected]>
fix(nodecli): 末尾の改行コードを削除 (#1234)

* fix_cli_test_code 末尾の改行コードを削除

* fix(nodecli) 末尾の改行コードを削除

trimEnd()に変更、コメントとexpectedに対しての...

github.com/asciidwango/js-primer - b5fd61b4de229e1d2772584a45a39f4c1410bd84 authored over 4 years ago by sasahara-study <[email protected]>
Merge pull request #1231 from dogatana/patch-2

関数宣言のサンプルコード

github.com/asciidwango/js-primer - 0e85086fa33a14fcd89c22264489a8d47ab37984 authored over 4 years ago by azu <[email protected]>
正規表現リテラルのサンプルコードの修正 (#1229)

文字列に変更

github.com/asciidwango/js-primer - 6e7ba74d8e294894db5825b2fd9bf3226007bcf2 authored over 4 years ago by azu <[email protected]>
関数宣言のサンプルコード

関数名としては一般に動詞の方が良いとされているので、2倍するという `double` に変更する案です。
multiple は形容詞、もしくは名詞で、名詞は「倍数」という意味になります。(例...

github.com/asciidwango/js-primer - 87f5f60ef61dd50b00f2631cef7958b8ca6b3435 authored over 4 years ago by Toshihiko Ichida <[email protected]>
Update source/basic/data-type/README.md

後からのは Outdated になってるので、こちらが良いということでしょうか?

Co-authored-by: azu <[email protected]>

github.com/asciidwango/js-primer - 78d361c9cd51e921e67d351a302358bbd24f9526 authored over 4 years ago by Toshihiko Ichida <[email protected]>
Update source/basic/data-type/README.md

「JavaScriptだと数値でも暗黙の型変換で正規表現が使える」サンプルかと思ってましたが、深読みしすぎでした。

Co-authored-by: azu <[email protected]...

github.com/asciidwango/js-primer - fda7aefa7d624ad5c8a6797c100d66427e868f89 authored over 4 years ago by Toshihiko Ichida <[email protected]>
fix(operator): 2項演算子の説明の補足wo (#1227)

## 文字列結合演算子について

他の説明に合わせ「2つの文字列を結合」と、「2つ」という記述を追加

## マイナス演算子、除算演算子、剰余演算子

これらは交換則が成り立たない...

github.com/asciidwango/js-primer - 8f937a46bfcfa0c5289cb9ae04ffb16c85dd2c27 authored over 4 years ago by Toshihiko Ichida <[email protected]>
3オペランド以上の演算における型変換の予測可能性 (#1228)

* 3オペランド以上の演算における型変換の予測可能性

3値以上の場合でも、演算子の優先度と結合性で演算子の適用順序が決まり、演算子と値との関係で暗黙の型変換の形式が決まるので、「困難」と...

github.com/asciidwango/js-primer - 27812593f9aee45ba1e17935363de1588097e153 authored over 4 years ago by Toshihiko Ichida <[email protected]>
正規表現リテラルのサンプルコードの修正

RegExp.prototype.test() は文字列を扱います。
このサンプルだと数値の字面をそのまま扱うように勘違いする可能性がありそうで、文字列に変換されるステップを記載しました。
...

github.com/asciidwango/js-primer - bf85913fc57baf006563f07fa9ee83db44bc9323 authored over 4 years ago by Toshihiko Ichida <[email protected]>
fix(operator): オペランド表記の統一 (#1226)

オペランド1、オペランド2 をべき乗演算子の説明の左オペランド、右オペランドに合わせる修正です。

github.com/asciidwango/js-primer - a139142a0d2118d15201eae4a8a4ff6436786b8c authored over 4 years ago by Toshihiko Ichida <[email protected]>
SyntaxError: unexpected token: identifier の説明修正 (#1223)

次の Issue の修正案です。
https://github.com/asciidwango/js-primer/issues/1217

`unexpected token: ide...

github.com/asciidwango/js-primer - 6c25579ff6ce856d2808b939e84ce3802593a83b authored over 4 years ago by Toshihiko Ichida <[email protected]>
fix: 実行時エラー発生時の対処方法の説明修正 (#1222)

次の Issue のものです。

https://github.com/asciidwango/js-primer/issues/1219

github.com/asciidwango/js-primer - 37e564177b5dcec3f680c8385b311caed819e08b authored over 4 years ago by Toshihiko Ichida <[email protected]>
fix(read-eval-print): 実行時エラー TypeError の説明

「APIに渡す値の問題から起きる TypeError」を「APIに渡す値のデータ型の問題から起きる TypeError」への修正を提案します。

fix https://github.co...

github.com/asciidwango/js-primer - d5b5ba627c6316298196ae1981b92195b244c1fe authored over 4 years ago by Toshihiko Ichida <[email protected]>
chore(deps): update textlint

github.com/asciidwango/js-primer - 79cf2024c35e16fa2e6bd249d6d06db92ef4d7a2 authored over 4 years ago by azu <[email protected]>
fix(cheetsheet): シンタックスハイライトを修正

fix #1215

github.com/asciidwango/js-primer - b659acb0aa35ec7b865a095dfaa24e9b4e13398c authored over 4 years ago by azu <[email protected]>
chore(deps): use textlint-filter-rule-allowlist (#1214)

github.com/asciidwango/js-primer - 3523b0fd51f38a13ca1f424114eb30bd4eeb05e4 authored over 4 years ago by azu <[email protected]>
#1209 add style to bug report (#1213)

github.com/asciidwango/js-primer - 28fa2d627ebb7f8ad9db1e71f8c8708b02b3602f authored over 4 years ago by Ryo_gk <[email protected]>
Merge pull request #1212 from asciidwango/dependabot/npm_and_yarn/source/use-case/nodecli/refactor-and-unittest/src/lodash-4.17.19

github.com/asciidwango/js-primer - 61270ff58c66ea33d0dd60e50cdee208f5ece60c authored over 4 years ago by dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
chore(deps): bump lodash

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.15 to 4.17.19.
- [Release notes](http...

github.com/asciidwango/js-primer - 828fa28c189ab1e8dfe1730e950d6a3377e137e9 authored over 4 years ago by dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Merge pull request #1211 from asciidwango/dependabot/npm_and_yarn/source/use-case/nodecli/lodash-4.17.19

github.com/asciidwango/js-primer - 743d228b21c5c466727ad2de0aa30407580b1f2a authored over 4 years ago by dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
chore(deps): bump lodash in /source/use-case/nodecli

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.15 to 4.17.19.
- [Release notes](http...

github.com/asciidwango/js-primer - 25fa26e9d3c7b1f3f3d27af190995291a67f4758 authored over 4 years ago by dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
feat(website): change bug report word (#1210)

* #1209 update github-issue-feedback version

* #1209 change Bug Report label to Japanese

github.com/asciidwango/js-primer - d629bad65044821581999377cbebd6ac231e973d authored over 4 years ago by Ryo_gk <[email protected]>
fix(usecase/ajaxapp): userIdを二重にencodeしない (#1208)

github.com/asciidwango/js-primer - a84f4124cf44ca7aa1bde60e2984ab2b7cc16a4b authored over 4 years ago by Suguru Inatomi <[email protected]>
chore(website): wait for DOMCOntentLoaded

github.com/asciidwango/js-primer - 429bac96f0ee4c2dd002b9008c82ab1ed61fb64b authored over 4 years ago by azu <[email protected]>
chore(website): clear

github.com/asciidwango/js-primer - ec3149df46931a4d42854d84e254d2fbb2021124 authored over 4 years ago by azu <[email protected]>
chore: サマリの表記を修正 (#1206)

github.com/asciidwango/js-primer - f5031728be2836dbe986296a4316d28ce8e3916a authored over 4 years ago by midnightSuyama <[email protected]>
feat(module): ` export * as ns from "mod";` の追加 (#1203)

github.com/asciidwango/js-primer - 1ee247362ac4aca9790b1986da3f70f507449362 authored over 4 years ago by azu <[email protected]>
fix(string-unicode): サロゲートペア「の」が抜けていたので修正

github.com/asciidwango/js-primer - 7018b4f99b71cc96b422863285b4c7b1cb53f2f3 authored over 4 years ago by yotuba088 <[email protected]>
fix: テンプレートリテラルを<code>`</code>に変更 (#1200)

* fix: テンプレートリテラルを<code>`</code>に変更

* fix

github.com/asciidwango/js-primer - 410931e7e59fa05a0b2c6c87dafb8669743b3db3 authored over 4 years ago by azu <[email protected]>
fix(operator): リンク切れを修正 (#1198)

* fix(operator): リンク切れを修正

fix #1197

* Update source/basic/operator/README.md

github.com/asciidwango/js-primer - fa594ba9c7bd95119787af2096192d4189a70779 authored over 4 years ago by azu <[email protected]>
Merge pull request #1196 from gogogodx/arrow-sign-unification

chore: -> を → に表記統一

github.com/asciidwango/js-primer - 8fa94fa6941a80eb416d9c2e20d8c1b85ec5978d authored over 4 years ago by azu <[email protected]>
chore: README.md の -> を → に変更

github.com/asciidwango/js-primer - 722c22bd1614f8dd947f2c1d563afa92f2198de2 authored over 4 years ago by gogogodx <[email protected]>
chore: -> を → に表記統一するためprhの辞書に追加

github.com/asciidwango/js-primer - e905ea975bb82266be45b5a3597bfc20d45f7491 authored over 4 years ago by gogogodx <[email protected]>
Merge pull request #1195 from asciidwango/feat/2020-06-29

chore(deps): update cypress

github.com/asciidwango/js-primer - 5dcd4f3615f7cd7a3f76bd09930e4af8cb77685a authored over 4 years ago by azu <[email protected]>
chore(todo): remove .npmrc

github.com/asciidwango/js-primer - 055ba6f81c9309400d6965de79cb1e1c4ed29c64 authored over 4 years ago by azu <[email protected]>
chore(deps): update cypress

github.com/asciidwango/js-primer - b755ae40ca7bdce38bcb0853370a4381f179d5db authored over 4 years ago by azu <[email protected]>
fix(loop): for...in文についてのES2020の変更点を反映 (#1194)

* fix(loop): for...in文のES2020の変更点を追加

* Update source/basic/loop/README.md

github.com/asciidwango/js-primer - 3f0f1f10e238fa3608ff4b797bc586b69b230787 authored over 4 years ago by azu <[email protected]>
chore: -> を → に変更 (#1193)

github.com/asciidwango/js-primer - c0db86a0c1e60d0bd68db24e8c1b7cbf4b967097 authored over 4 years ago by gogogodx <[email protected]>
chore(deps): update to [email protected] (#1191)

github.com/asciidwango/js-primer - 3505943c858e74bdcc17110fcc1e86b3f2476ee4 authored over 4 years ago by azu <[email protected]>
chore(deps): use honkit instead of githon (#1189)

github.com/asciidwango/js-primer - 61d0abd578c50db65f6f359064973563a01925d7 authored over 4 years ago by azu <[email protected]>
chone: fix typo (#1188)

Co-authored-by: eco <[email protected]>

github.com/asciidwango/js-primer - a11a3e7aef0174deae5cde3c0f27348270cf004b authored over 4 years ago by Moeko Tanaka <[email protected]>
feat(function-this): globalThisについて追加 (#1187)

* feat(function-this): globalThisについて追加

* fix(function-this): add meta

* fix(function-this...

github.com/asciidwango/js-primer - cf53397ddb052a82d7b789df9b019aa0579b1a59 authored over 4 years ago by azu <[email protected]>
ECMAScript 2020のコードを扱えるように (#1183)

* chore(deps): update dependencies

* chore(deps): add lock

* feat(data-type): add BigInt s...

github.com/asciidwango/js-primer - 75ec62ce0c440fc0c6a646d79d280caa7b9cea12 authored over 4 years ago by azu <[email protected]>
fix: use GitHon instead of GitBook (#1174)

GitBookから https://github.com/githon/githon に移行

github.com/asciidwango/js-primer - 93421692481e11bf42d5ca78ccf14e4b539b267d authored over 4 years ago by azu <[email protected]>
chore(deps): update githon

github.com/asciidwango/js-primer - 81fbe010d27418f13c65a65f0418df00619c3c46 authored over 4 years ago by azu <[email protected]>
chore(deps): update githon

github.com/asciidwango/js-primer - eaf2b2cce1c40f4fa847283b2f765d3b76e9c085 authored over 4 years ago by azu <[email protected]>
refactor: inputの閉じタグ削除 (#1175)

Co-authored-by: eco <[email protected]>

github.com/asciidwango/js-primer - 4d1d071ca7d400d2b83bc5b13b2be14f9a814077 authored over 4 years ago by Moeko Tanaka <[email protected]>
fix(deps): update githon

github.com/asciidwango/js-primer - a3251fa5baef5fc50d100006925458223e3ad248 authored over 4 years ago by azu <[email protected]>
chore: remove install

github.com/asciidwango/js-primer - 02b60e3ce3b31202bd4de064e2d7aa0fb4523b55 authored over 4 years ago by azu <[email protected]>
chore(deps): use githon instead of gitbook

github.com/asciidwango/js-primer - 2902a1d06d0cfa37b82b5511d70733d3057cbe2b authored over 4 years ago by azu <[email protected]>
Revert "remove JSDoc"

This reverts commit 93a858aa7861579276bebbc0c5f45be1c66d2916.

github.com/asciidwango/js-primer - e2144963a1837b75a75a0bebceb8f9f083479d40 authored over 4 years ago by azu <[email protected]>
CI(test): build tests

github.com/asciidwango/js-primer - 4a4be85e747a85ebee639ecd8a0868a1ff461f98 authored over 4 years ago by azu <[email protected]>
fix(use-case/nodecli): update [email protected] (#1170)

github.com/asciidwango/js-primer - b6a24ad79f33733caee4602ce7f9872d587d2cde authored over 4 years ago by numb86 <[email protected]>
chore(string): stripSlashBaseURl -> stripSlashBaseURL (#1171)

github.com/asciidwango/js-primer - 8e5e1561200abcf683937b46e10cfbc2683b6ad9 authored over 4 years ago by Takahiro Miyoshi <[email protected]>
fix(class): console.logの抜けを修正 (#1169)

github.com/asciidwango/js-primer - 03825197ba3867f1525019222edcdb58ed37b2f8 authored over 4 years ago by azu <[email protected]>