[B! ECMAScript] igrepã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

igrep id:igrep

ECMAScriptã«é–¢ã™ã‚‹igrepã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (27)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

ENCA 3æ—¥ç›®: ãƒ—ãƒªãƒŸãƒ†ã‚£ãƒ–ã‚¤ãƒ†ãƒ©ãƒ–ãƒ«ã‚’é€€ã‘ã‚‹è¦ç´„åˆ¶å®š
ã‚¤ãƒ†ãƒ©ãƒ–ãƒ«ï¼ˆåå¾©å¯èƒ½ï¼‰ã¨ã¯ ES2015 ã‹ã‚‰ä»•æ§˜ã®ä¸ã«ã‚¤ãƒ†ãƒ©ãƒ–ãƒ«ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ãƒ¼ã‚¹ã¨ã‚¤ãƒ†ãƒ¬ãƒ¼ã‚¿ãƒ¼ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ãƒ¼ã‚¹ãŒå®šç¾©ã•ã‚Œã¦ã„ã¾ã™ã€‚ã‚¤ãƒ†ãƒ©ãƒ–ãƒ«ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ãƒ¼ã‚¹ã‚’å®Ÿè£…ã—ãŸã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã‚„ãƒ—ãƒªãƒŸãƒ†ã‚£ãƒ–ã®ã“ã¨ã‚’å˜ã«ã‚¤ãƒ†ãƒ©ãƒ–ãƒ«ï¼ˆåå¾©å¯èƒ½ï¼‰ã¨å‘¼ã³ã¾ã™ã€‚ ã–ã£ãã‚Š TypeScript ã®åž‹ã§è¡¨ç¾ã™ã‚‹ã¨ä»¥ä¸‹ã®ã‚ˆã†ã«ãªã‚Šã¾ã™ï¼ˆå®Ÿéš›ã® TypeScript ã§ã®åž‹ã¯ã‚¸ã‚§ãƒãƒªã‚¯ã‚¹ã«ãªã£ã¦ã„ã¾ã™ï¼‰ã€‚ interface Iterable { [Symbol.iterator](): Iterator; } interface Iterator { next(value?: any): IteratorResult; return?(value?: any): IteratorResult; throw?(error?: any): IteratorResult; } interface IteratorResu
igrep 2024/12/03
ãã†ã„ãˆã°Rubyã‚‚1.8ã¾ã§ï¼ˆã ã£ãŸã‹ãªï¼Ÿï¼‰æ–‡å—åˆ—ãŒè¡Œå˜ä½ã§Enumerableã ã£ãŸã‘ã©ã€ãªããªã£ãŸã‚“ã ã£ã‘...

JavaScript

ECMAScript
ãƒªãƒ³ã‚¯
ESModules ãƒ—ãƒ©ãƒƒãƒˆãƒ•ã‚©ãƒ¼ãƒ ã¨ã‚¨ã‚³ã‚·ã‚¹ãƒ†ãƒ ã®ç‹é–“ã§ | poteboy
ä¸€å®šã®è¦æ¨¡ä»¥ä¸Šã®Webã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã«ãŠã„ã¦ã€JavaScriptã‚’é–‹ç™ºæ™‚ã®ã¾ã¾ã®å½¢ã§é…ä¿¡ã™ã‚‹ã“ã¨ã¯æ»…å¤šã«ã‚ã‚Šã¾ã›ã‚“ã€‚webpackã‚„Rollupãªã©ã®ãƒãƒ³ãƒ‰ãƒ©ã‚’ä½¿ç”¨ã—ã¦ã€ãƒ•ã‚¡ã‚¤ãƒ«ã‚’ã¾ã¨ã‚ãŸä¸Šã§é…ä¿¡ã™ã‚‹ã“ã¨ãŒä¸€èˆ¬çš„ã§ã™ã€‚ ESModulesãŒæ™®åŠã—ãƒãƒ³ãƒ‰ãƒ«å·¥ç¨‹ãªã—ã§ã‚‚ä¸»è¦ãƒ–ãƒ©ã‚¦ã‚¶ãŒJavaScriptã®ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’ç›´æŽ¥è§£é‡ˆã§ãã‚‹ã‚ˆã†ã«ã¯ãªã‚Šã¾ã—ãŸãŒã€æˆ‘ã€…ã¯ä¾ç„¶ã¨ã—ã¦ãƒãƒ³ãƒ‰ãƒ©ã‚’ä½¿ç”¨ã—ã¦Webã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚’é–‹ç™ºã—ã¦ã„ã¾ã™ã€‚ä¸€ä½“ãªãœã§ã—ã‚‡ã†ã‹ï¼Ÿ ã„ãã¤ã‹ç†ç”±ã¯ã‚ã‚Šã¾ã™ãŒã€ãã®å†…ã®1ã¤ã« importã®ã‚³ã‚¹ãƒˆãŒé«˜ã„ ã“ã¨ãŒã‚ã’ã‚‰ã‚Œã¾ã™ã€‚ ã“ã‚Œã¯v8ãƒãƒ¼ãƒ ãŒå…¬é–‹ã—ã¦ã„ã‚‹ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯æ¸¬å®šã‚’è¦‹ã¦ã‚‚æ˜Žã‚‰ã‹ã§ã™ã€‚ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã®èªã¿è¾¼ã¿ã«æ™‚é–“ãŒã‹ã‹ã‚‹ã¨å½“ç„¶ãƒšãƒ¼ã‚¸ã®èªã¿è¾¼ã¿é€Ÿåº¦ãŒé…ããªã‚Šã€ãƒ¦ãƒ¼ã‚¶ãƒ¼ä½“é¨“ãŒæ‚ªåŒ–ã—ã¾ã™ã€‚ å‡ºå…¸ï¼š ES Module loading importã®ã‚³ã‚¹ãƒˆã‚’å‰Šæ¸›ã™ã‚‹ãŸã‚ã«ã‚¨ã‚³ã‚·ã‚¹ãƒ†ãƒ
igrep 2024/07/08
JavaScript

ECMAScript

ãƒ–ãƒ©ã‚¦ã‚¶
ãƒªãƒ³ã‚¯
TC39 ã«æ–°è¨ã•ã‚ŒãŸ Stage 2.7 ã«ã¤ã„ã¦ | blog.jxck.io
Intro TC39 ã® Stage 2 ã¨ Stage 3 ã®é–“ã«ã€æ–°ãŸã« Stage 2.7 ãŒè¿½åŠ ã•ã‚ŒãŸã€‚ ã“ã‚Œã¯ä½•ã ã‚ã†ã¨æ€ã£ãŸäººãŒæ¤œç´¢ã§è¾¿ã‚Šç€ã‘ã‚‹ã‚ˆã†ã€ãã®çµŒç·¯ã¨ç›®çš„ã‚’ã¾ã¨ã‚ã‚‹ã€‚ TC39 Stages TC39 ã¯ã€ ECMAScript (ã¤ã¾ã‚Šã¾ã‚ JS) ã®æ–°æ©Ÿèƒ½ã‚’è°è«–ã™ã‚‹ Task Group ã ã€‚ ã“ã“ã§ã¯ã€æ¯”è¼ƒçš„è‡ªç”±ã«æ–°æ©Ÿèƒ½ã®ææ¡ˆãŒãªã•ã‚Œã€å®šæœŸçš„ã«è¡Œã‚ã‚Œã‚‹ãƒŸãƒ¼ãƒ†ã‚£ãƒ³ã‚°ã§ã®è°è«–ã‚„ã€å®Ÿè£…ã‹ã‚‰ã®ãƒ•ã‚£ãƒ¼ãƒ‰ãƒãƒƒã‚¯ã‚’çµŒã¦ã€ Stage ãŒä¸ŠãŒã£ã¦ã„ãä»•çµ„ã¿ã‚’ã¨ã£ã¦ã„ã‚‹ã€‚ æ—§æ¥ã® Stage ã¯ 0~4 ã¾ã§ã‚ã£ãŸã€‚ã–ã£ãã‚Šè¨€ã†ã¨ä»¥ä¸‹ã®ã‚ˆã†ãªã‚‚ã®ã ã€‚
igrep 2024/02/07
ECMAScript

ãƒ–ãƒ©ã‚¦ã‚¶
ãƒªãƒ³ã‚¯
ECMAScript Module Harmony
Module Harmony ã¨ã¯ ç¾åœ¨ TC39 ã§å¤šãã®ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«æ©Ÿèƒ½ã‚’è¿½åŠ ã™ã‚‹ææ¡ˆãŒé€²è¡Œã—ã¦ã„ã¾ã™ã€‚ã‹ã¤ã¦ã¯ãã‚Œãžã‚Œã®ææ¡ˆãŒç„¡ç§©åºã«é€²è¡Œã—ã¦ã„ã¾ã—ãŸãŒã€2023å¹´5æœˆã« Module Harmony ã¨ã—ã¦æ•´ç†ã•ã‚Œã¾ã—ãŸã€‚ã“ã®è¨˜äº‹ã§ã¯ãã‚Œã‚‰ææ¡ˆã«ã¤ã„ã¦ã¾ã¨ã‚ã‚ˆã†ã¨æ€ã„ã¾ã™ã€‚ ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ææ¡ˆä»•æ§˜ã®ä¾å˜é–¢ä¿‚ ã‚¤ãƒ³ãƒãƒ¼ãƒˆãƒ•ã‚§ãƒ¼ã‚ºä¿®é£¾å ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã®èªã¿è¾¼ã¿ãŒãƒ•ã‚§ãƒ¼ã‚ºã«åˆ†ã‘ã‚‰ã‚Œã€ãã‚Œãžã‚Œã«å¯¾ã—ã¦ä¿®é£¾åãŒææ¡ˆã•ã‚Œã¦ã„ã¾ã™ã€‚ã‚·ãƒ³ã‚¿ãƒƒã‚¯ã‚¹ã¨ã—ã¦ã¯ import ã®å¾Œã‚ã«ä¿®é£¾åã‚’ä»˜ã‘ã¾ã™ã€‚ import <Modifier> <ImportBinding> from <ModuleSpecifier>; import.<Modifier>(<AssignmentExpression>); ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã®å„ãƒ•ã‚§ãƒ¼ã‚ºã¨ä¿®é£¾åã®å¯¾å¿œ ã‚¢ã‚»ãƒƒãƒˆå‚ç…§ URL ã‚„ãƒ‘ã‚¹è§£æ±ºã®ã¿ã‚’ã™ã‚‹ã®ãŒã‚¢ã‚»ãƒƒãƒˆå‚ç…§ã§ã™ã€‚Asset
igrep 2024/01/06
ECMAScript

webassembly

JavaScript
ãƒªãƒ³ã‚¯
GitHub - es-meta/esmeta: ECMAScript Specification (ECMA-262) Metalanguage
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alert
igrep 2022/11/30
ECMAScript
ãƒªãƒ³ã‚¯
GitHub - tc39/proposal-asset-references: Proposal to ECMAScript to add first-class location references relative to a module
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alert
igrep 2022/11/30
ECMAScript
ãƒªãƒ³ã‚¯
ECMAScriptã®æœ€æ–°å‹•å‘ 2022å¹´06æœˆç‰ˆ | ã‚µã‚¤ãƒœã‚¦ã‚º ãƒ•ãƒãƒ³ãƒˆã‚¨ãƒ³ãƒ‰ã‚¨ã‚ã‚¹ãƒ‘ãƒ¼ãƒˆãƒãƒ¼ãƒ
ã“ã®è¨˜äº‹ã§ã¯2022å¹´06æœˆ06æ—¥~09æ—¥ã«é–‹å‚¬ã•ã‚ŒãŸ TC39 meeting 90th ã§è°é¡Œã«ä¸ŠãŒã£ãŸãƒ—ãƒãƒãƒ¼ã‚¶ãƒ«ã‚’ç´¹ä»‹ã—ã¾ã™ã€‚ For Stage 4 findLast / findLastIndex Stage 4 ã«åˆ°é”ã—ã¾ã—ãŸ findLast ã¨ findLastIndex ã¯ã€Array.prototype.find ã¨ Array.prototype.findIndex ã®é€†ã‹ã‚‰èµ°æŸ»ã™ã‚‹ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã§ã™ã€‚ const arr = [ { prop1: 1, prop2: "foo" }, { prop1: 1, props2: "bar" }, ]; const obj1 = arr.find((element) => element.prop1 === 1); console.log(obj1.prop2); // "foo" const obj2 = arr.find
igrep 2022/11/09
ECMAScript

javascript
ãƒªãƒ³ã‚¯
GitHub - tc39/proposal-source-phase-imports: Proposal to enable importing modules at the source phase
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alert
igrep 2022/06/09
webassembly

ECMAScript
ãƒªãƒ³ã‚¯
JavaScriptã®éžåŒæœŸå‡¦ç†ã‚’ã˜ã£ãã‚Šç†è§£ã™ã‚‹ (1) å®Ÿè¡Œãƒ¢ãƒ‡ãƒ«ã¨ã‚¿ã‚¹ã‚¯ã‚ãƒ¥ãƒ¼
å¯¾è±¡èªè€…ã¨ç›®çš„ éžåŒæœŸå‡¦ç†ã®å®Ÿè£…æ–¹æ³•ã¯çŸ¥ã£ã¦ã„ã‚‹ãŒã€ä»•çµ„ã¿ã‚’è©³ã—ãçŸ¥ã‚‰ãªã„ã®ã§ãƒ™ã‚¹ãƒˆãƒ—ãƒ©ã‚¯ãƒ†ã‚£ã‚¹ãŒã‚ã‹ã‚‰ãªã„ã¨ããŒã‚ã‚‹ å®Ÿè¡Œé †åºã®ä¿è¨¼ãŒã‚ˆãã‚ã‹ã‚‰ãªã„ã®ã§è‡ªä¿¡ã‚’ã‚‚ã£ã¦ãƒ‡ãƒ—ãƒã‚¤ã§ããªã„å¤‰æ›´ãŒã‚ã‚‹ ã‚ˆã‚Šè©³ã—ã„ä»•çµ„ã¿ã‚’ç†è§£ã™ã‚‹ã“ã¨ã§ã‚ˆã‚Šè¨ˆç”»çš„ãªå®Ÿè£…ã‚’ã§ãã‚‹ã‚ˆã†ã«ãªã‚ŠãŸã„ ã¨ã„ã†å‹•æ©Ÿã§æ›¸ã‹ã‚ŒãŸè¨˜äº‹ã§ã™ã€‚åŒæ§˜ã®èª²é¡Œã‚’æŠ±ãˆã‚‹äººã‚’å¯¾è±¡èªè€…ã¨ã—ã¦æƒ³å®šã—ã¦ã„ã¾ã™ã€‚ ç›®æ¬¡ å®Ÿè¡Œãƒ¢ãƒ‡ãƒ«ã¨ã‚¿ã‚¹ã‚¯ã‚ãƒ¥ãƒ¼ Promise async/await AbortSignal, Event, Async Context WHATWG Streams / Node.js Streams (åŸ·ç†ä¸) æœªå®š å…¥é–€è¨˜äº‹ã¸ã®ãƒªãƒ³ã‚¯ ãƒ—ãƒãƒŸã‚¹ã®ä½¿ç”¨ - JavaScript | MDN Promise, async/await (ç¾ä»£ã® JavaScript ãƒãƒ¥ãƒ¼ãƒˆãƒªã‚¢ãƒ«) JSã®åˆå¿ƒè€…ã«Promiseã¨async/awaitã®ä½¿ã„æ–¹
igrep 2022/03/24
javascript

ECMAScript

éžåŒæœŸå‡¦ç†
ãƒªãƒ³ã‚¯
What's New in JavaScript for 2019
See you at Oktane in Las Vegas on October 15-17, 2024. Read more about the activities planned with you mind here. For the last several years, JavaScript has been evolving on a steady cadence with new language features. If youâ€™re curious to see whatâ€™s in store for the next version of JavaScript, this post is for you! Before we talk about the latest features, itâ€™s important to understand how new ide
igrep 2019/01/23
ECMAScript
ãƒªãƒ³ã‚¯
GitHub - anba/es6draft: ECMAScript 2015 (ECMA-262 6th Edition) compiler and runtime
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alert
igrep 2018/02/22
ECMAScript

java

JavaScript
ãƒªãƒ³ã‚¯
Feature watch: ECMAScript 2018
Check out my book (free online): â€œExploring ES2018 and ES2019â€. Buy it now and get all future updates. The feature set of ECMAScript 2018 was finalized during the latest TC39 meeting (23-25 January 2018). This blog post describes it. A word on ECMAScript versionsÂ Â # Note that since the TC39 process was instituted, the importance of ECMAScript versions has much decreased. What really matters now is
igrep 2018/01/31
ä¸¦åˆ—Iterator, æ£è¦è¡¨ç¾ã®åå‰ä»˜ãã‚°ãƒ«ãƒ¼ãƒ—ã‚„æˆ»ã‚Šèªã¿è¨€æ˜Ž, Promise.prototype.finally, ãƒ†ãƒ³ãƒ—ãƒ¬ãƒ¼ãƒˆãƒªãƒ†ãƒ©ãƒ«ã®ã‚¿ã‚°é–¢æ•°ã€ãªã©ãªã©

ECMAScript

javascript
ãƒªãƒ³ã‚¯
GitHub - tc39/proposal-shadowrealm: ECMAScript Proposal, specs, and reference implementation for Realms
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alert
igrep 2017/11/20
ECMAScript

JavaScript
ãƒªãƒ³ã‚¯
JavaScript Primer - è¿·ã‚ãªã„ãŸã‚ã®å…¥é–€æ›¸ #jsprimer
JavaScript Primer è¿·ã‚ãªã„ãŸã‚ã®å…¥é–€æ›¸ Tweet Watch Star Twitterã®ãƒãƒƒã‚·ãƒ¥ã‚¿ã‚°: #jsprimer ã“ã‚Œã‹ã‚‰JavaScriptã‚’å¦ã³ãŸã„äººãŒã€ECMAScript 2015ä»¥é™ã‚’ãƒ™ãƒ¼ã‚¹ã«ã—ã¦ä¸€ã‹ã‚‰JavaScriptã‚’å¦ã¹ã‚‹æ›¸ç±ã§ã™ã€‚ ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã‚’ã‚„ã£ãŸã“ã¨ãŒã‚ã‚‹ãŒã€ä»Šã®JavaScriptãŒã‚ˆãã‚ã‹ã‚‰ãªã„ã¨ã„ã†äººãŒã€ ä»Šã®JavaScriptã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚’èªã¿æ›¸ãã§ãã‚‹ã‚ˆã†ã«æ›¸ã‹ã‚Œã¦ã„ã¾ã™ã€‚ åˆã‚ã¦ã®ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžã¨ã—ã¦JavaScriptã‚’å¦ã¶äººã¯ã€ã¾ãšã¯ã€Œã¯ã˜ã‚ã«ã€ã‹ã‚‰èªã‚“ã§ã¿ã¦ãã ã•ã„ã€‚ æ›¸ç±ç‰ˆ ã“ã®ã‚¦ã‚§ãƒ–ã‚µã‚¤ãƒˆã®å†…å®¹ã¯ã‚¢ã‚¹ã‚ãƒ¼ãƒ‰ãƒ¯ãƒ³ã‚´ã‹ã‚‰æ›¸ç±ã¨ã—ã¦å‡ºç‰ˆã•ã‚Œã¦ã„ã¾ã™ã€‚ æ›¸ç±ç‰ˆã®å†…å®¹ã¯ã‚¦ã‚§ãƒ–ã‚µã‚¤ãƒˆç‰ˆã¨åŒä¸€ã§ã™ãŒã€æœ¬ã¨ã—ã¦èªã‚ã‚‹ã‚ˆã†ã«æœ€é©åŒ–ã•ã‚Œã¦ã„ã¾ã™ã€‚ æ›¸ç±ç‰ˆã¯æ¬¡ã®ã‚µã‚¤ãƒˆã‹ã‚‰è³¼å…¥ã§ãã¾ã™ã€‚ Amazon é”äººå‡ºç‰ˆä¼šï¼ˆé›»åæ›¸ç±ç‰ˆ
igrep 2016/06/29
(WIP) æœ€è¿‘ã®JavaScriptã‚ˆã†ã‚ã‹ã‚‰ã‚“ã¨ã„ã†äººå‘ã‘ã‚‰ã—ã„

JavaScript

ECMAScript
ãƒªãƒ³ã‚¯
ECMAScript 2016 features & changes
ECMAScript 2016ã«æ–°è¦è¿½åŠ ã•ã‚Œã‚‹æ©Ÿèƒ½ãŒ50å›žç›®ã®Ecma TC39ãƒŸãƒ¼ãƒ†ã‚£ãƒ³ã‚°ã§ç¢ºå®šã—ã¾ã—ãŸã€‚ On March 1st I will be snapshotting the ECMA262 draft to start its journey toward becoming the official ECMAScript 2016 standard! â€” Brian Terlson (@bterlson) January 27, 2016 Array.prototype.includes ES6ã§Array.prototype.containsã¨ã—ã¦è¿½åŠ ã•ã‚Œã‚‹äºˆå®šã§ã—ãŸãŒã€Break the webã§ã‚ã£ãŸãŸã‚å»¶æœŸã•ã‚Œã¦ã„ãŸæ©Ÿèƒ½ã§ã™ã€‚ Having a non-enumerable Array.prototype.contains may not be web-compat
igrep 2016/02/04
ECMAScript2016

ECMAScript
ãƒªãƒ³ã‚¯
ES2016ã®è¿½åŠ æ©Ÿèƒ½ãŒæ±ºå®šã€ã‚ã‚‹ã„ã¯ES7è¨€ã†ãªå•é¡Œ - teppeis blog
ä»Šå¹´6æœˆã«å…¬é–‹äºˆå®šã® ECMAScript 2016 (ES7) ã§è¿½åŠ ã•ã‚Œã‚‹æ©Ÿèƒ½ãŒä»¥ä¸‹ã®2ã¤ã«æ±ºå®šã—ãŸã€‚ Array.prototype.includes Exponentiation Operator ä»Šå¾Œã¯3æœˆ1æ—¥ã«ã‚¹ãƒšãƒƒã‚¯ã®ã‚¹ãƒŠãƒƒãƒ—ã‚·ãƒ§ãƒƒãƒˆãŒåˆ‡ã‚‰ã‚Œã€6æœˆã®å…¬é–‹ã«å‘ã‘ãŸä½œæ¥ãŒå§‹ã¾ã‚‹ã€‚ ã‚ã‚Œã€ES7ã£ã¦ãã‚Œã ã‘ãªã®ï¼Ÿã¨æ€ã£ãŸæ–¹ã¯ã€ãœã² ECMAScript ã®æ–°ã—ã„ç–å®šãƒ—ãƒã‚»ã‚¹ã‚’ç¢ºèªã•ã‚ŒãŸã—ã€‚ æ¨™æº–åŒ–ã«ã¯2ã¤ã®å®Ÿè£…ãŒè¦æ±‚ã•ã‚Œã‚‹ æ˜¨å¹´å…¬é–‹ã•ã‚ŒãŸES6ä»¥é™ã€ECMAScript ã®ä»•æ§˜ç–å®šãƒ—ãƒã‚»ã‚¹ã¯æ©Ÿèƒ½ãƒ™ãƒ¼ã‚¹ã§æ¯Žå¹´ãƒªãƒªãƒ¼ã‚¹ã™ã‚‹ã‚¹ã‚¿ã‚¤ãƒ«ã«ãªã£ãŸã€‚ ç´°ã‹ã„ãƒ—ãƒã‚»ã‚¹ã¯ ã€ŽECMAScriptã®ä»•æ§˜ç–å®šã«é–¢ã™ã‚‹ã‚«ãƒ³ãƒ‹ãƒ³ã‚°ãƒšãƒ¼ãƒ‘ãƒ¼ | Web Scratchã€ ã‚’å‚ç…§ã—ã¦ã‚‚ã‚‰ã†ã¨ã—ã¦ã€é‡è¦ãªãƒã‚¤ãƒ³ãƒˆã¯ã€ææ¡ˆæ©Ÿèƒ½ãŒæ¨™æº–åŒ–ã•ã‚Œã‚‹(Stage 4ã«ãªã‚‹)ãŸã‚ã«ã¯2ã¤ä»¥ä¸Šã®å®Ÿè£…ãŒå¿…è¦ã¨ã„ã†ã“ã¨ã€‚ ä»Šå›žã®ES
igrep 2016/01/31
â€œStage 3ä»¥ä¸‹ã®ææ¡ˆä¸ã®ä»•æ§˜ã«ã¤ã„ã¦ã¯ã€ES.nextã¨ã‹ES proposalsã¨è¨€åŠã™ã‚‹ã‹ã€ã‚ã‚‹ã„ã¯å˜ã«ESã¨è¨€ã†æ–¹ãŒã¾ã èª¤è§£ãŒå°‘ãªã„ã€‚â€

ECMAScript
ãƒªãƒ³ã‚¯
GitHub - tc39/proposal-observable: Observables for ECMAScript
You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session. Dismiss alert
igrep 2015/10/31
â€œCompositional: Observables can be composed with higher-order combinators. Lazy: Observables do not start emitting data until an observer has subscribed.â€

ECMAScript

JavaScript
ãƒªãƒ³ã‚¯
Intl - JavaScript | MDN
å›½éš›åŒ–ã‚³ãƒ³ã‚¹ãƒˆãƒ©ã‚¯ã‚¿ãƒ¼ã‚„ä»–ã®ã‚³ãƒ³ã‚¹ãƒˆãƒ©ã‚¯ã‚¿ãƒ¼ã®è¨€èªžã‚’æ„è˜ã—ãŸãƒ¡ã‚½ãƒƒãƒ‰ (é–¢é€£æƒ…å ±ã«è¨˜è¼‰) ã¯ã€ãƒã‚±ãƒ¼ãƒ«ã‚’è˜åˆ¥ã—ã¦å®Ÿéš›ã«ä½¿ç”¨ã™ã‚‹ã‚‚ã®ã‚’æ±ºå®šã™ã‚‹ãŸã‚ã«å…±é€šã®ãƒ‘ã‚¿ãƒ¼ãƒ³ã‚’ä½¿ç”¨ã—ã¦ã„ã¾ã™ã€‚ã“ã‚Œã‚‰ã¯ã™ã¹ã¦ã€ locales ã¨ options ã®å¼•æ•°ã‚’å—ã‘å–ã‚Šã€ options.localeMatcher ãƒ—ãƒãƒ‘ãƒ†ã‚£ã§æŒ‡å®šã—ãŸã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚’ä½¿ç”¨ã—ã¦ è¦æ±‚ã•ã‚ŒãŸãƒã‚±ãƒ¼ãƒ«ã¨å¯¾å¿œã—ã¦ã„ã‚‹ãƒã‚±ãƒ¼ãƒ«ã¨ã®ãƒã‚´ã‚·ã‚¨ãƒ¼ã‚·ãƒ§ãƒ³ã‚’è¡Œã„ã¾ã™ã€‚ locales å¼•æ•°ã¯ã€æŒ‡å®šã•ã‚ŒãŸæ“ä½œã«ä½¿ç”¨ã™ã‚‹ãƒã‚±ãƒ¼ãƒ«ã‚’ç‰¹å®šã™ã‚‹ãŸã‚ã«ä½¿ç”¨ã•ã‚Œã¾ã™ã€‚ JavaScript ã®å®Ÿè£…ã§ã¯ locales ã‚’èª¿ã¹ã¦ã€è¡¨ç¾ã•ã‚ŒãŸæŒ‡å®šã‚’æº€ãŸã™ã‚‚ã®ã«æœ€ã‚‚è¿‘ã„ã€ç†è§£å¯èƒ½ãªãƒã‚±ãƒ¼ãƒ«ã‚’è¨ˆç®—ã—ã¾ã™ã€‚ locales ã¯æ¬¡ã®ã‚‚ã®ã‚’å–ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚ undefined (ã¾ãŸã¯çœç•¥): ãã®å®Ÿè£…ã®æ—¢å®šã®ãƒã‚±ãƒ¼ãƒ«ãŒä½¿ç”¨ã•ã‚Œã¾ã™ã€‚ ãƒã‚±ãƒ¼ãƒ«: ãƒã‚±ãƒ¼ãƒ«è˜åˆ¥åã¾ãŸã¯ãƒã‚±
igrep 2015/10/08
ECMAScript

JavaScript

å›½éš›åŒ–
ãƒªãƒ³ã‚¯
ECMAScript 6 compatibility table
V8 SpiderMonkey JavaScriptCore Chakra Carakan KJS Other â¬¤ Minor difference (1 point) â¬¤ Small feature (2 points) â¬¤ Medium feature (4 points) â¬¤ Large feature (8 points) Compilers/polyfills Desktop browsers Servers/runtimes Mobile Feature name Current browser ES6 Trans- piler Traceur Babel 6 + core-js 2 Babel 7 + core-js 2 Babel 7 + core-js 3 Closure 2020.09 Closure 2021.08 Closure 2021.09 Closure 20
igrep 2015/07/20
es6

ECMAScript

es7
ãƒªãƒ³ã‚¯
ES6 or ES2015 ? ã€œWEB+DB PRESS Vol.87 ES6ç‰¹é›†ã«å¯„ã›ã¦ã€œ - Cybozu Inside Out | ã‚µã‚¤ãƒœã‚¦ã‚ºã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®ãƒ–ãƒã‚°
ã“ã‚“ã«ã¡ã¯ï¼kintoneé–‹ç™ºãƒãƒ¼ãƒ ã®ä½è—¤é‰„å¹³(@teppeis)ã§ã™ã€‚ æœ¬æ—¥6/24ç™ºå£²ã®WEB+DB PRESS Vol.87ã«ã¦ã€ECMAScript 6ã‚’ãƒ†ãƒ¼ãƒžã«ç¬¬1ç‰¹é›†ã‚’æ›¸ã‹ã›ã¦ã„ãŸã ãã¾ã—ãŸã€‚ ECMAScriptã¨ã¯JavaScriptãŒæº–æ‹ ã—ã¦ã„ã‚‹è¨€èªžä»•æ§˜ã§ã€ãã®æœ€æ–°ç‰ˆã§ã‚ã‚‹ECMAScript 6 (ES6) ãŒä»Šæœˆ17æ—¥ã«Ecmaæ¨™æº–ã¨ã—ã¦å…¬é–‹ã•ã‚Œã¾ã—ãŸã€‚ æœ¬ç‰¹é›†ã§ã¯ã€ES6ã®ä¸»è¦æ©Ÿèƒ½ã‚„å¤‰æ›´ç‚¹ã«ã¯ä¸€é€šã‚Šè§¦ã‚Œã¤ã¤ã€ãã‚Œãžã‚Œã®æ©Ÿèƒ½ãŒè¿½åŠ ã•ã‚ŒãŸèƒŒæ™¯ã‚„ã©ã†æ´»ç”¨ã§ãã‚‹ã®ã‹ã¨ã„ã£ãŸã“ã¨ã‚‚ã§ãã‚‹ã‹ãŽã‚Šè§£èª¬ã—ã¦ã„ã¾ã™ã€‚ ç¬¬1ç« ECMAScript 6ã¨ã¯ä½•ã‹: JavaScriptã®æ–°ãŸãªä»•æ§˜ã‚’çŸ¥ã‚‹ ç¬¬2ç« ECMAScript 6ã«è§¦ã‚Œã¦ã¿ã‚ˆã†: ãƒˆãƒ©ãƒ³ã‚¹ãƒ‘ã‚¤ãƒ©ï¼ãƒãƒªãƒ•ã‚£ãƒ«ã§ä»Šã™ãä½¿ã† ç¬¬3ç« ãƒ¢ãƒ€ãƒ³ã«ãªã£ãŸæ–‡æ³•: ç”Ÿç”£æ€§ã‚’é«˜ã‚ã‚‹ãŸã‚ã®è¨€èªžã®é€²åŒ– ç¬¬4ç« å¼·åŒ–ã•ã‚ŒãŸæ¨™æº–ãƒ©ã‚¤ãƒ–ãƒ©ãƒª:
igrep 2015/06/25
JSã®é€²åŒ–ã¯ä»Šå¾Œå¹´ã€…å‡ºã¦ãã‚‹ã®ã‹ã€‚ã™ã”ã„ã€‚

ES6

ECMAScript
ãƒªãƒ³ã‚¯
1 2 æ¬¡ã®ãƒšãƒ¼ã‚¸