ola5doc/sys/node_modules/caniuse-db/features-json/custom-elementsv1.json

{
  "title":"Custom Elements v1",
  "description":"Method of defining new HTML tags.",
  "spec":"https://html.spec.whatwg.org/multipage/scripting.html#custom-elements",
  "status":"ls",
  "links":[
    {
      "url":"https://bugzilla.mozilla.org/show_bug.cgi?id=889230",
      "title":"Firefox tracking bug: Implement Custom Elements (from Web Components)"
    },
    {
      "url":"http://status.modern.ie/customelements",
      "title":"IE Web Platform Status and Roadmap: Custom Elements"
    },
    {
      "url":"https://developers.google.com/web/fundamentals/primers/customelements/",
      "title":"Google Developers - Custom elements v1: reusable web components"
    },
    {
      "url":"https://github.com/webcomponents/webcomponentsjs/tree/v1/src/CustomElements/v1",
      "title":"customElements.define polyfill"
    },
    {
      "url":"https://webkit.org/blog/7027/introducing-custom-elements/",
      "title":"WebKit Blog: Introducing Custom Elements"
    }
  ],
  "bugs":[
    
  ],
  "categories":[
    "DOM",
    "HTML5"
  ],
  "stats":{
    "ie":{
      "5.5":"n",
      "6":"n",
      "7":"n",
      "8":"n",
      "9":"n",
      "10":"p",
      "11":"p"
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    "edge":{
      "12":"p",
      "13":"p",
      "14":"p"
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    "firefox":{
      "2":"n",
      "3":"n",
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      "4":"n",
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    "chrome":{
      "4":"n",
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      "54":"y",
      "55":"y",
      "56":"y",
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    "safari":{
      "3.1":"n",
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      "4":"n",
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      "8":"p",
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      "TP":"y"
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    "opera":{
      "9":"n",
      "9.5-9.6":"n",
      "10.0-10.1":"n",
      "10.5":"n",
      "10.6":"n",
      "11":"n",
      "11.1":"n",
      "11.5":"n",
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      "41":"y",
      "42":"y",
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    "ios_saf":{
      "3.2":"n",
      "4.0-4.1":"n",
      "4.2-4.3":"n",
      "5.0-5.1":"n",
      "6.0-6.1":"n",
      "7.0-7.1":"n",
      "8":"n",
      "8.1-8.4":"n",
      "9.0-9.2":"n",
      "9.3":"n",
      "10-10.1":"n"
    },
    "op_mini":{
      "all":"n"
    },
    "android":{
      "2.1":"n",
      "2.2":"n",
      "2.3":"n",
      "3":"n",
      "4":"n",
      "4.1":"n",
      "4.2-4.3":"n",
      "4.4":"n",
      "4.4.3-4.4.4":"n",
      "53":"n"
    },
    "bb":{
      "7":"n",
      "10":"n"
    },
    "op_mob":{
      "10":"n",
      "11":"n",
      "11.1":"n",
      "11.5":"n",
      "12":"n",
      "12.1":"n",
      "37":"n"
    },
    "and_chr":{
      "54":"y"
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    "and_ff":{
      "50":"p"
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    "ie_mob":{
      "10":"n",
      "11":"n"
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    "and_uc":{
      "11":"n"
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    "samsung":{
      "4":"n"
    }
  },
  "notes":"Chrome 36+/Opera 20+ implemented a previous version of Custom Elements (v0) that used `.registerElement()`. Other browsers are implementing v1, `window.customElements.define()`.",
  "notes_by_num":{
    "1":"Can be enabled via the \"Experimental Features\" developer menu"
  },
  "usage_perc_y":47.17,
  "usage_perc_a":0,
  "ucprefix":false,
  "parent":"",
  "keywords":"web components,custom elements",
  "ie_id":"customelements",
  "chrome_id":"4696261944934400",
  "firefox_id":"custom-elements",
  "webkit_id":"feature-custom-elements",
  "shown":true
}