{
  "css": {
    "properties": {
      "flex-basis": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/flex-basis",
          "support": {
            "chrome": [
              {
                "version_added": "29"
              },
              {
                "prefix": "-webkit-",
                "version_added": "21"
              }
            ],
            "chrome_android": [
              {
                "version_added": "29"
              },
              {
                "prefix": "-webkit-",
                "version_added": "25"
              }
            ],
            "edge": [
              {
                "version_added": "12"
              },
              {
                "prefix": "-webkit-",
                "version_added": "12"
              }
            ],
            "edge_mobile": [
              {
                "version_added": true
              },
              {
                "prefix": "-webkit-",
                "version_added": true
              }
            ],
            "firefox": [
              {
                "version_added": "22",
                "notes": "Since Firefox 28, multi-line flexbox is supported."
              },
              {
                "prefix": "-webkit-",
                "version_added": "49"
              },
              {
                "prefix": "-webkit-",
                "version_added": "44",
                "flags": [
                  {
                    "type": "preference",
                    "name": "layout.css.prefixes.webkit",
                    "value_to_set": "true"
                  }
                ]
              },
              {
                "version_added": "18",
                "version_removed": "28",
                "flags": [
                  {
                    "type": "preference",
                    "name": "layout.css.flexbox.enabled",
                    "value_to_set": "true"
                  }
                ]
              }
            ],
            "firefox_android": [
              {
                "version_added": "22",
                "notes": "Since Firefox 28, multi-line flexbox is supported."
              },
              {
                "prefix": "-webkit-",
                "version_added": "49"
              },
              {
                "prefix": "-webkit-",
                "version_added": "44",
                "flags": [
                  {
                    "type": "preference",
                    "name": "layout.css.prefixes.webkit",
                    "value_to_set": "true"
                  }
                ]
              },
              {
                "version_added": "18",
                "version_removed": "28",
                "flags": [
                  {
                    "type": "preference",
                    "name": "layout.css.flexbox.enabled",
                    "value_to_set": "true"
                  }
                ]
              }
            ],
            "ie": {
              "version_added": "11",
              "notes": "When a non-<code>auto</code> <code>flex-basis</code> is specified, Internet Explorer 10 and 11 always uses a <code>content-box</code> box model to calculate the size of a flex item, even if <a href='http://developer.mozilla.org/docs/Web/CSS/box-sizing'><code>box-sizing: border-box</code></a> is applied to the element. See <a href='https://github.com/philipwalton/flexbugs#7-flex-basis-doesnt-account-for-box-sizingborder-box'>Flexbug #7</a> for more info."
            },
            "opera": [
              {
                "version_added": "12.1"
              },
              {
                "prefix": "-webkit-",
                "version_added": "15"
              }
            ],
            "opera_android": [
              {
                "version_added": "12.1"
              },
              {
                "prefix": "-webkit-",
                "version_added": "15"
              }
            ],
            "safari": [
              {
                "version_added": "9"
              },
              {
                "prefix": "-webkit-",
                "version_added": "7"
              }
            ],
            "safari_ios": {
              "version_added": "9.2"
            },
            "webview_android": [
              {
                "version_added": "4.4"
              },
              {
                "prefix": "-webkit-",
                "version_added": true
              }
            ]
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "auto": {
          "__compat": {
            "description": "<code>auto</code>",
            "support": {
              "chrome": {
                "version_added": "21"
              },
              "edge": {
                "version_added": "12"
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": "18"
              },
              "firefox_android": {
                "version_added": "18"
              },
              "ie": {
                "version_added": "11"
              },
              "opera": {
                "version_added": "12.1"
              },
              "opera_android": {
                "version_added": "12.1"
              },
              "safari": {
                "prefix": "-webkit-",
                "version_added": "7"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "content": {
          "__compat": {
            "description": "<code>content</code>",
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": "12"
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": "61"
              },
              "firefox_android": {
                "version_added": "61"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": false
              },
              "opera_android": {
                "version_added": false
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}