{"id":4202,"date":"2023-04-10T12:26:14","date_gmt":"2023-04-10T03:26:14","guid":{"rendered":"https:\/\/weseek.co.jp\/tech\/?p=4202"},"modified":"2023-04-17T11:18:08","modified_gmt":"2023-04-17T02:18:08","slug":"react%e3%81%a7useid%e3%82%92%e4%bd%bf%e3%81%84%e4%b8%80%e6%84%8f%e3%81%aa%e6%96%87%e5%ad%97%e5%88%97%e3%82%92%e7%94%9f%e6%88%90%e3%81%97%e6%b1%8e%e7%94%a8%e3%82%b3%e3%83%b3%e3%83%9d%e3%83%bc%e3%83%8d","status":"publish","type":"post","link":"https:\/\/weseek.co.jp\/tech\/4202\/","title":{"rendered":"React\u3067useId\u3092\u4f7f\u3044\u4e00\u610f\u306a\u6587\u5b57\u5217\u3092\u751f\u6210\u3057\u6c4e\u7528\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306eid\u91cd\u8907\u3092\u9632\u3050"},"content":{"rendered":"

\u306f\u3058\u3081\u306b<\/h1>\n

\u3053\u3093\u306b\u3061\u306f WESEEK \u3067 yaml \u304b\u3089 css \u307e\u3067\u4f55\u3067\u3082\u66f8\u304f haruhikonyan \u3067\u3059\u3002
\n\u30d5\u30a9\u30fc\u30e0\u306a\u3069\u3092\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u5316\u3057\u305f\u3068\u304d\u306b\u540c\u3058\u30da\u30fc\u30b8\u306b\u305d\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u3046\u3068 id \u306e\u91cd\u8907\u306b\u56f0\u3063\u305f\u308a\u3057\u307e\u305b\u3093\u304b\uff1f
\n\u305d\u3093\u306a\u6642\u306b React \u304c\u516c\u5f0f\u3067\u63d0\u4f9b\u3057\u3066\u3044\u308b useId<\/code> \u3068\u3044\u3046 hook \u3092\u4f7f\u3046\u3068\u89e3\u6c7a\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002
\n\u3057\u304b\u3057\u5229\u7528\u306b\u304a\u3044\u3066\u306f\u6ce8\u610f\u70b9\u304c\u3042\u308b\u306e\u3067\u5177\u4f53\u4f8b\u3068\u3068\u3082\u306b\u7d39\u4ecb\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

<\/p>\n

useId \u3068\u306f<\/h1>\n

\u307e\u305a\u6700\u521d\u306b useId<\/code> \u3068\u306f\u4f55\u304b\u3067\u3059\u3002
\n\u7c21\u5358\u306b\u8a00\u3048\u3070\u540c\u3058 React \u3092\u4f7f\u3063\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4e2d\u3067\u91cd\u8907\u306e\u7121\u3044 id<\/code> \u3068\u306a\u308b\u6587\u5b57\u5217\u3092\u4f5c\u308a\u51fa\u3059\u3082\u306e\u3067\u3059\u3002<\/p>\n

import { useId } from 'react';\n\nconst id = useId()\nconst id2 = useId()\n\nconsole.log(`id1 => ${id1}, id2 => ${id2}`)\n\/\/ id => :r1:, id2 => :r2:<\/code><\/pre>\n
\u3053\u3093\u306a\u611f\u3058\u306b :<\/code> \u3067\u56f2\u308f\u308c\u3066\u6570\u5024\u304c\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\u3055\u308c\u305f\u6587\u5b57\u5217\u304c\u751f\u6210\u3055\u308c\u3001\u91cd\u8907\u304c\u306a\u3044\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u307e\u3059\u3002
\n\u304f\u308f\u3057\u304f\u306f \u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a> \u3092\u8aad\u3093\u3067\u3044\u305f\u3060\u3051\u308c\u3070\u3088\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u5177\u4f53\u7684\u306a\u4f7f\u3044\u65b9<\/h1>\n
\u5177\u4f53\u7684\u306a\u4f7f\u3044\u65b9\u3068\u3057\u3066\u516c\u5f0f\u306e Usage<\/a> \u306e\u4f8b\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n
import { useId } from 'react';\n\nfunction PasswordField() {\n  const passwordHintId = useId();\n  return (\n    <>\n      <label>\n        Password:\n        <input\n          type="password"\n          aria-describedby={passwordHintId}\n        \/>\n      <\/label>\n      <p id={passwordHintId}>\n        The password should contain at least 18 characters\n      <\/p>\n    <\/>\n  );\n}<\/code><\/pre>\n
\u4f8b\u306b\u51fa\u3066\u304d\u305f\u5b8c\u6210\u7cfb\u306e\u30b3\u30fc\u30c9\u3067\u3059<\/p>\n
\u4f55\u304c\u3046\u308c\u3057\u3044\u304b\u3068\u3044\u3046\u3068
\n\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u30a4\u30f3\u30d7\u30c3\u30c8\u3067\u306f\u3042\u307e\u308a\u7121\u3044\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u6c4e\u7528\u5316\u3055\u308c\u305f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u540c\u3058\u30da\u30fc\u30b8\u306b2\u3064\u4f7f\u3046\uff082\u7a2e\u985e\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\uff09\u5834\u5408\u306b\u3001useId<\/code> \u3092\u4f7f\u308f\u305a\u306b\u56fa\u5b9a\u306e id<\/code> \u3092\u4f7f\u3063\u3066\u3057\u307e\u3046\u3068\u3001HTML \u4e0a\u306b\u540c\u3058 2\u3064\u4ee5\u4e0a\u306e id<\/code> \u304c\u5b58\u5728\u3057\u3066\u3057\u307e\u3044\u3001HTML \u306e\u30eb\u30fc\u30eb\u3092\u9055\u53cd\u3057\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u3053\u3068\u304c\u8d77\u3053\u308a\u307e\u3059\u3002<\/p>\n
useId \u3067\u751f\u6210\u3057\u305f\u6587\u5b57\u5217\u304c selector \u3068\u3057\u3066\u4f7f\u3048\u306a\u3044\uff01\uff1f<\/h1>\n
\u307e\u305a\u3053\u3061\u3089\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002
\n\u3053\u308c\u306f\u304b\u306a\u308a\u7c21\u7565\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u79c1\u304c\u5b9f\u969b\u306b\u6700\u521d\u306b\u696d\u52d9\u3067\u66f8\u3044\u305f useId<\/code> \u3092\u7528\u3044\u305f\u30b3\u30fc\u30c9\u3067\u3059\u3002<\/p>\n
import { useId } from 'react'\nimport { UncontrolledTooltip } from 'reactstrap'\n\nconst Tooltip = ({tooltipValue: string, tooltipLabel: string}) => {\n  const id = useId()\n  return (\n    <>\n      <UncontrolledTooltip target={id}>\n        {tooltipValue}\n      <\/UncontrolledTooltip>\n      <span id={id}>\n        {tooltipLabel}\n      <\/span>\n    <\/>\n  )\n}<\/code><\/pre>\n
UncontrolledTooltip<\/code> \u306f children<\/code> \u306b\u6e21\u3057\u305f\u5185\u5bb9\u3092 target<\/code> \u306b\u6307\u5b9a\u3057\u305f id<\/code> \u306e\u8981\u7d20\u304c\u30db\u30d0\u30fc\u3055\u308c\u305f\u6642\u306b\u51fa\u3066\u304f\u308b\u3068\u3044\u3046 reactstrap<\/a> \u304c\u63d0\u4f9b\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3059\u3002
\n\u3053\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u3046\u3068\u4efb\u610f\u306e\u5834\u6240\u306b\u30c4\u30fc\u30eb\u30c1\u30c3\u30d7\u3092\u8a2d\u7f6e\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\uff08\u3053\u308c\u3060\u3051\u898b\u308b\u3068 UncontrolledTooltip<\/code> \u3092\u305d\u306e\u307e\u307e\u4f7f\u3048\u3070\u3044\u3044\u3068\u601d\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u3042\u304f\u307e\u3067\u4f8b\u3068\u3057\u3066\u306e\u63d0\u793a\u3067\u3059\uff09
\n\u4e00\u5fdc useId<\/code> \u3092\u4f7f\u3063\u3066\u3044\u308b\u306e\u3067 id<\/code> \u306e\u5024\u306f\u81ea\u5206\u3067\u6c7a\u3081\u306a\u304f\u3066\u3082\u826f\u3044\u3057\u5fc5\u305a\u4e00\u81f4\u3059\u308b\u3068\u3044\u3046\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u3057\u304b\u3057\u3053\u306e\u30b3\u30fc\u30c9\u306f\u30a8\u30e9\u30fc\u304c\u51fa\u307e\u3059\u3002<\/p>\n
Unhandled Runtime Error\nSyntaxError: Failed to execute 'querySelectorAll' on 'Document': ':r1:' is not a valid selector.<\/code><\/pre>\n
\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30b3\u30fc\u30c9\u3092\u8aad\u307f\u9032\u3081\u308b\u3068\u3042\u308a\u307e\u3057\u305f\u3002
\nhttps:\/\/github.com\/reactstrap\/reactstrap\/blob\/master\/src\/utils.js#L293<\/a>
\n\u3051\u3063\u3053\u3046\u6df1\u304f\u307e\u3067\u6f5c\u3063\u3066\u307e\u3059\u304c\u3001target<\/code> \u306b\u6e21\u305b\u305f id<\/code> \u304c querySelectorAll<\/code> \u306b\u6e21\u3055\u308c\u3066\u3044\u307e\u3059\u3002
\n\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a> \u3092\u53c2\u7167\u3057\u307e\u3059\u3068\u3069\u3046\u3084\u3089 :<\/code> \u306f \u6a19\u6e96\u306e CSS \u306e\u69cb\u6587\u306b\u5f93\u3063\u3066\u3044\u306a\u3044<\/strong> \u3082\u306e\u3067\u3042\u308b\u3088\u3046\u306a\u306e\u3067\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u3066\u3042\u3052\u308d\u3068\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u305f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u3053\u3061\u3089\u3067\u3059\u3002<\/p>\n
import { useId } from 'react'\nimport { UncontrolledTooltip } from 'reactstrap'\n\nconst Tooltip = ({tooltipValue: string, tooltipLabel: string}) => {\n  const id = useId()\n  return (\n    <>\n        {\/* Tooltip \u304c\u5185\u90e8\u3067\u4f7f\u3063\u3066\u308b querySelector \u306b\u306f useId \u3067\u4ed8\u4e0e\u3055\u308c\u308b : \u304c\u4f7f\u3048\u305a\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u305f\u3081 escape \u3059\u308b\n        see: https:\/\/stackoverflow.com\/a\/75178117 *\/}\n      <UncontrolledTooltip target={CSS.escape(id)}>\n        {tooltipValue}\n      <\/UncontrolledTooltip>\n      <span id={id}>\n        {tooltipLabel}\n      <\/span>\n    <\/>\n  )\n}<\/code><\/pre>\n
\u3053\u306e\u3088\u3046\u306b CSS \u30af\u30e9\u30b9\u304c\u7528\u610f\u3057\u3066\u3044\u308b escape<\/code> \u95a2\u6570\u3092\u4f7f\u3048\u3070\u9069\u5207\u306b :<\/code> \u3092\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u3066\u304f\u308c\u3066\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u304a\u307e\u3051<\/h1>\n
useId \u306b : \u3092\u8ffd\u52a0\u3057\u305f\u7d4c\u7def\u306a\u3069<\/h2>\n
https:\/\/github.com\/facebook\/react\/pull\/23360<\/a>
\n\u8a73\u3057\u304f\u306f\u8b70\u8ad6\u3092\u8aad\u3093\u3067\u3082\u3089\u3048\u3070\u3068\u601d\u3044\u307e\u3059\u304c\u3001
\n\u30b3\u30e1\u30f3\u30c8\u3067\u306f\u5f37\u6c17\u306b<\/p>\n
\n
there are workarounds or alternative solutions.<\/p>\n<\/blockquote>\n
\u3068\u8a00\u3063\u3066\u3044\u3066\u3051\u3063\u3053\u3046\u5927\u80c6\u306b\u601d\u3044\u3064\u3064\u3082\u3001\u304b\u304f\u3044\u3046\u79c1\u3082\u540c\u610f\u306a\u3093\u3067\u304a\u3082\u3057\u308d\u3044\u306a\u3068\u601d\u3044\u307e\u3057\u305f\u3002
\nReact \u306e\u4e16\u754c\u89b3\u3068\u3044\u3046\u306e\u306f\u3044\u308f\u3086\u308b JQuery \u3084\u7d20\u306e js \u3067\u3084\u308a\u304c\u3061\u306a selector \u3092\u30bb\u30c3\u30c8\u3057\u3066\u305d\u308c\u306b\u5bfe\u3057\u3066\u4f55\u304b\u4f5c\u7528\u3092\u52a0\u3048\u308b\u3068\u3044\u3046\u3053\u3068\u3092\u5ec3\u3057\u3001\u5ba3\u8a00\u7684\u306b\u30ed\u30b8\u30c3\u30af\u3092\u66f8\u3044\u3066\u3044\u304f\u3082\u306e\u3067\u3042\u308b\u305f\u3081 querySelector<\/code> \u306e\u3088\u3046\u306a\u3082\u306e\u306f\u30e9\u30a4\u30d6\u30e9\u30ea\u5074\u3068\u3057\u3066\u306f\u8003\u616e\u3057\u306a\u304f\u3066\u3044\u3044\u3068\u3044\u3046\u306e\u306f\u826f\u304f\u3082\u60aa\u304f\u3082\u601d\u60f3\u304c\u306f\u3063\u304d\u308a\u3068\u4f1d\u308f\u3063\u3066\u304f\u308b\u306a\u3068\u601d\u3044\u307e\u3057\u305f\u3002<\/p>\n
\u7d42\u308f\u308a\u306b<\/h1>\n
\u8907\u6570\u500b\u6240\u3067\u4f7f\u3046\u3088\u3046\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u5171\u901a\u5316\u3057\u3066\u4f7f\u3044\u56de\u3059\u306e\u306f\u3044\u3044\u305e\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u306f\u3058\u3081\u306b \u3053\u3093\u306b\u3061\u306f WESEEK \u3067 yaml \u304b\u3089 css \u307e\u3067\u4f55\u3067\u3082\u66f8\u304f haruhikonyan \u3067\u3059\u3002 \u30d5\u30a9\u30fc\u30e0\u306a\u3069\u3092\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u5316\u3057\u305f\u3068\u304d\u306b\u540c\u3058\u30da\u30fc\u30b8\u306b\u305d\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4f7f\u3046\u3068 id \u306e\u91cd\u8907\u306b\u56f0\u3063\u305f\u308a\u3057\u307e<\/p>\n","protected":false},"author":3,"featured_media":4226,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[31,51,57],"tags":[],"_links":{"self":[{"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/posts\/4202"}],"collection":[{"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/comments?post=4202"}],"version-history":[{"count":14,"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/posts\/4202\/revisions"}],"predecessor-version":[{"id":4225,"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/posts\/4202\/revisions\/4225"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/media\/4226"}],"wp:attachment":[{"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/media?parent=4202"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/categories?post=4202"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/weseek.co.jp\/tech\/wp-json\/wp\/v2\/tags?post=4202"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}