lepu-test-platform-web/node_modules/caniuse-db/features-json/css-first-letter.json

{
  "title":"::first-letter CSS pseudo-element selector",
  "description":"CSS pseudo-element that allows styling only the first \"letter\" of text within an element. Useful for implementing initial caps or drop caps styling.",
  "spec":"https://www.w3.org/TR/css3-selectors/#first-letter",
  "status":"rec",
  "links":[
    {
      "url":"https://developer.mozilla.org/en-US/docs/Web/CSS/::first-letter",
      "title":"MDN Web Docs - :first-letter"
    }
  ],
  "bugs":[
    {
      "description":"In webkit-based browsers first character of text inside elements, styled with `::first-letter`, is not highlighted while selecting the text. [See bug](https://bugs.webkit.org/show_bug.cgi?id=6185)"
    },
    {
      "description":"Firefox appears to incorrectly cut off the top & bottom of a `::first-letter` character in certain cases [see Firefox bug #1233271](https://bugzilla.mozilla.org/show_bug.cgi?id=1233271)"
    }
  ],
  "categories":[
    "CSS"
  ],
  "stats":{
    "ie":{
      "5.5":"u",
      "6":"a #3 #4",
      "7":"a #3 #4",
      "8":"a #3",
      "9":"y",
      "10":"y",
      "11":"y"
    },
    "edge":{
      "12":"y",
      "13":"y",
      "14":"y",
      "15":"y",
      "16":"y",
      "17":"y",
      "18":"y",
      "79":"y",
      "80":"y",
      "81":"y",
      "83":"y",
      "84":"y"
    },
    "firefox":{
      "2":"a #2",
      "3":"a #1",
      "3.5":"y",
      "3.6":"y",
      "4":"y",
      "5":"y",
      "6":"y",
      "7":"y",
      "8":"y",
      "9":"y",
      "10":"y",
      "11":"y",
      "12":"y",
      "13":"y",
      "14":"y",
      "15":"y",
      "16":"y",
      "17":"y",
      "18":"y",
      "19":"y",
      "20":"y",
      "21":"y",
      "22":"y",
      "23":"y",
      "24":"y",
      "25":"y",
      "26":"y",
      "27":"y",
      "28":"y",
      "29":"y",
      "30":"y",
      "31":"y",
      "32":"y",
      "33":"y",
      "34":"y",
      "35":"y",
      "36":"y",
      "37":"y",
      "38":"y",
      "39":"y",
      "40":"y",
      "41":"y",
      "42":"y",
      "43":"y",
      "44":"y",
      "45":"y",
      "46":"y",
      "47":"y",
      "48":"y",
      "49":"y",
      "50":"y",
      "51":"y",
      "52":"y",
      "53":"y",
      "54":"y",
      "55":"y",
      "56":"y",
      "57":"y",
      "58":"y",
      "59":"y",
      "60":"y",
      "61":"y",
      "62":"y",
      "63":"y",
      "64":"y",
      "65":"y",
      "66":"y",
      "67":"y",
      "68":"y",
      "69":"y",
      "70":"y",
      "71":"y",
      "72":"y",
      "73":"y",
      "74":"y",
      "75":"y",
      "76":"y",
      "77":"y",
      "78":"y",
      "79":"y",
      "80":"y",
      "81":"y",
      "82":"y"
    },
    "chrome":{
      "4":"a #1",
      "5":"u",
      "6":"u",
      "7":"u",
      "8":"u",
      "9":"y",
      "10":"y",
      "11":"y",
      "12":"y",
      "13":"y",
      "14":"y",
      "15":"y",
      "16":"y",
      "17":"y",
      "18":"y",
      "19":"y",
      "20":"y",
      "21":"y",
      "22":"y",
      "23":"y",
      "24":"y",
      "25":"y",
      "26":"y",
      "27":"y",
      "28":"y",
      "29":"y",
      "30":"y",
      "31":"y",
      "32":"y",
      "33":"y",
      "34":"y",
      "35":"y",
      "36":"y",
      "37":"y",
      "38":"y",
      "39":"y",
      "40":"y",
      "41":"y",
      "42":"y",
      "43":"y",
      "44":"y",
      "45":"y",
      "46":"y",
      "47":"y",
      "48":"y",
      "49":"y",
      "50":"y",
      "51":"y",
      "52":"y",
      "53":"y",
      "54":"y",
      "55":"y",
      "56":"y",
      "57":"y",
      "58":"y",
      "59":"y",
      "60":"y",
      "61":"y",
      "62":"y",
      "63":"y",
      "64":"y",
      "65":"y",
      "66":"y",
      "67":"y",
      "68":"y",
      "69":"y",
      "70":"y",
      "71":"y",
      "72":"y",
      "73":"y",
      "74":"y",
      "75":"y",
      "76":"y",
      "77":"y",
      "78":"y",
      "79":"y",
      "80":"y",
      "81":"y",
      "83":"y",
      "84":"y",
      "85":"y",
      "86":"y",
      "87":"y",
      "88":"y"
    },
    "safari":{
      "3.1":"u",
      "3.2":"a #1",
      "4":"a #1",
      "5":"u",
      "5.1":"y",
      "6":"y",
      "6.1":"y",
      "7":"y",
      "7.1":"y",
      "8":"y",
      "9":"y",
      "9.1":"y",
      "10":"y",
      "10.1":"y",
      "11":"y",
      "11.1":"y",
      "12":"y",
      "12.1":"y",
      "13":"y",
      "13.1":"y",
      "14":"y",
      "TP":"y"
    },
    "opera":{
      "9":"u",
      "9.5-9.6":"u",
      "10.0-10.1":"a #2",
      "10.5":"a #2",
      "10.6":"a #2",
      "11":"a #2",
      "11.1":"a #2",
      "11.5":"a #2",
      "11.6":"y",
      "12":"y",
      "12.1":"y",
      "15":"y",
      "16":"y",
      "17":"y",
      "18":"y",
      "19":"y",
      "20":"y",
      "21":"y",
      "22":"y",
      "23":"y",
      "24":"y",
      "25":"y",
      "26":"y",
      "27":"y",
      "28":"y",
      "29":"y",
      "30":"y",
      "31":"y",
      "32":"y",
      "33":"y",
      "34":"y",
      "35":"y",
      "36":"y",
      "37":"y",
      "38":"y",
      "39":"y",
      "40":"y",
      "41":"y",
      "42":"y",
      "43":"y",
      "44":"y",
      "45":"y",
      "46":"y",
      "47":"y",
      "48":"y",
      "49":"y",
      "50":"y",
      "51":"y",
      "52":"y",
      "53":"y",
      "54":"y",
      "55":"y",
      "56":"y",
      "57":"y",
      "58":"y",
      "60":"y",
      "62":"y",
      "63":"y",
      "64":"y",
      "65":"y",
      "66":"y",
      "67":"y",
      "68":"y",
      "69":"y",
      "70":"y"
    },
    "ios_saf":{
      "3.2":"u",
      "4.0-4.1":"u",
      "4.2-4.3":"u",
      "5.0-5.1":"y",
      "6.0-6.1":"y",
      "7.0-7.1":"y",
      "8":"y",
      "8.1-8.4":"y",
      "9.0-9.2":"y",
      "9.3":"y",
      "10.0-10.2":"y",
      "10.3":"y",
      "11.0-11.2":"y",
      "11.3-11.4":"y",
      "12.0-12.1":"y",
      "12.2-12.4":"y",
      "13.0-13.1":"y",
      "13.2":"y",
      "13.3":"y",
      "13.4-13.5":"y",
      "14.0":"y"
    },
    "op_mini":{
      "all":"y"
    },
    "android":{
      "2.1":"u",
      "2.2":"u",
      "2.3":"a #1",
      "3":"y",
      "4":"y",
      "4.1":"y",
      "4.2-4.3":"y",
      "4.4":"y",
      "4.4.3-4.4.4":"y",
      "81":"y"
    },
    "bb":{
      "7":"y",
      "10":"y"
    },
    "op_mob":{
      "10":"a #2",
      "11":"a #2",
      "11.1":"a #2",
      "11.5":"a #2",
      "12":"y",
      "12.1":"y",
      "46":"y"
    },
    "and_chr":{
      "84":"y"
    },
    "and_ff":{
      "79":"y"
    },
    "ie_mob":{
      "10":"y",
      "11":"y"
    },
    "and_uc":{
      "12.12":"y"
    },
    "samsung":{
      "4":"y",
      "5.0-5.4":"y",
      "6.2-6.4":"y",
      "7.2-7.4":"y",
      "8.2":"y",
      "9.2":"y",
      "10.1":"y",
      "11.1-11.2":"y",
      "12.0":"y"
    },
    "and_qq":{
      "10.4":"y"
    },
    "baidu":{
      "7.12":"y"
    },
    "kaios":{
      "2.5":"y"
    }
  },
  "notes":"The spec says that both letters of digraphs which are always capitalized together (such as \"IJ\" in Dutch) should be matched by ::first-letter, but no browser has ever implemented this.",
  "notes_by_num":{
    "1":"Excludes punctuation immediately after the first letter from the match. (The spec says it should be included in the match.)",
    "2":"Acts like the first character is always a letter even when it's not. For example, given \"!,X;\", \"!,\" is matched instead of the entire string.",
    "3":"Only recognizes the deprecated :first-letter pseudo-class, not the ::first-letter pseudo-element.",
    "4":"Only matches the very first character. The spec says that surrounding punctuation should also match."
  },
  "usage_perc_y":98.5,
  "usage_perc_a":0.15,
  "ucprefix":false,
  "parent":"",
  "keywords":"first,letter,pseudo,element,class,selector",
  "ie_id":"",
  "chrome_id":"",
  "firefox_id":"",
  "webkit_id":"",
  "shown":true
}