css-sel2.json

{
  "title":"CSS 2.1 selectors",
  "description":"Allows more accurate element selecting, using >, +, [attr], :first-child, etc.",
  "spec":"http://www.w3.org/TR/CSS21/selector.html",
  "status":"rec",
  "links":[
    {
      "url":"http://docs.webplatform.org/wiki/css/selectors",
      "title":"WebPlatform Docs"
    },
    {
      "url":"http://selectivizr.com",
      "title":"Selectivizr: Polyfill for IE6-8"
    },
    {
      "url":"http://www.quirksmode.org/css/contents.html",
      "title":"Detailed support information"
    },
    {
      "url":"http://www.yourhtmlsource.com/stylesheets/advancedselectors.html",
      "title":"Examples of advanced selectors"
    }
  ],
  "bugs":[
    {
      "description":"IE7 doesn't support all pseudo classes (like :focus) or pseudo elements (like :before and :after)"
    },
    {
      "description":":first-child fails in IE7 if the <a href=\"http://robertnyman.com/2009/02/04/how-to-solve-first-child-css-bug-in-ie-7/\">first child is a comment</a>."
    }
  ],
  "categories":[
    "CSS2"
  ],
  "stats":{
    "ie":{
      "5.5":"n",
      "6":"p",
      "7":"y",
      "8":"y",
      "9":"y",
      "10":"y",
      "11":"y"
    },
    "firefox":{
      "2":"y",
      "3":"y",
      "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"
    },
    "chrome":{
      "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"
    },
    "safari":{
      "3.1":"y",
      "3.2":"y",
      "4":"y",
      "5":"y",
      "5.1":"y",
      "6":"y",
      "7":"y"
    },
    "opera":{
      "9":"y",
      "9.5-9.6":"y",
      "10.0-10.1":"y",
      "10.5":"y",
      "10.6":"y",
      "11":"y",
      "11.1":"y",
      "11.5":"y",
      "11.6":"y",
      "12":"y",
      "12.1":"y",
      "15":"y",
      "16":"y",
      "17":"y"
    },
    "ios_saf":{
      "3.2":"y",
      "4.0-4.1":"y",
      "4.2-4.3":"y",
      "5.0-5.1":"y",
      "6.0-6.1":"y",
      "7.0":"y"
    },
    "op_mini":{
      "5.0-7.0":"y"
    },
    "android":{
      "2.1":"y",
      "2.2":"y",
      "2.3":"y",
      "3":"y",
      "4":"y",
      "4.1":"y",
      "4.2":"y"
    },
    "bb":{
      "7":"y",
      "10":"y"
    },
    "op_mob":{
      "10":"y",
      "11":"y",
      "11.1":"y",
      "11.5":"y",
      "12":"y",
      "12.1":"y",
      "14":"y"
    },
    "and_chr":{
      "0":"y"
    },
    "and_ff":{
      "0":"y"
    },
    "ie_mob":{
      "10":"y"
    }
  },
  "notes":"",
  "usage_perc_y":93.97,
  "usage_perc_a":0,
  "ucprefix":false,
  "parent":"",
  "keywords":"child selector,:hover,adjacent,sibling,adjacent sibling",
  "shown":true
}