{
  "html": {
    "elements": {
      "a": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Element/a",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": true
            },
            "edge_mobile": {
              "version_added": true
            },
            "firefox": {
              "version_added": true,
              "notes": "Starting with Firefox 41, &lt;a&gt; without <code>href</code> attribute is no longer classified as interactive content: clicking it inside &lt;label&gt; will activate labelled content (<a href='https://bugzil.la/1167816'>bug 1167816</a>)."
            },
            "firefox_android": {
              "version_added": true,
              "notes": "Starting with Firefox 41, &lt;a&gt; without <code>href</code> attribute is no longer classified as interactive content: clicking it inside &lt;label&gt; will activate labelled content (<a href='https://bugzil.la/1167816'>bug 1167816</a>)."
            },
            "ie": {
              "version_added": true
            },
            "opera": {
              "version_added": true
            },
            "opera_android": {
              "version_added": true
            },
            "safari": {
              "version_added": true
            },
            "safari_ios": {
              "version_added": true
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "charset": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": true
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": true
              },
              "ie": {
                "version_added": true
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": true
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": true
            }
          }
        },
        "coords": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": true,
                "version_removed": "58",
                "notes": "You can no longer nest an <code>&lt;a&gt;</code> element inside a <code>&lt;map&gt;</code> element to create a hotspot region — <code>coords</code> and <code>shape</code> attribute support removed."
              },
              "firefox_android": {
                "version_added": true,
                "version_removed": "58",
                "notes": "You can no longer nest an <code>&lt;a&gt;</code> element inside a <code>&lt;map&gt;</code> element to create a hotspot region — <code>coords</code> and <code>shape</code> attribute support removed."
              },
              "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
              },
              "webview_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": true
            }
          }
        },
        "download": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": "14"
              },
              "chrome_android": {
                "version_added": null
              },
              "edge": [
                {
                  "version_added": "18"
                },
                {
                  "version_added": "13",
                  "partial_implementation": true,
                  "notes": [
                    "Until Edge 14 (build 14357), attempting to download data URIs caused Edge to crash (<a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/7160092/'>bug 7160092</a>).",
                    "Edge 17 or older didn't follow the attributes' value to determine filename (<a href='https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/7260192/'>bug 7260192</a>)."
                  ]
                }
              ],
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": "20"
              },
              "firefox_android": {
                "version_added": "20"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": "15"
              },
              "opera_android": {
                "version_added": null
              },
              "safari": {
                "version_added": "10.1"
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": null
              },
              "webview_android": {
                "version_added": null
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "href": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": true
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": true
              },
              "ie": {
                "version_added": true
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": true
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          },
          "href_top": {
            "__compat": {
              "description": "<code>href = '#top'</code>",
              "support": {
                "chrome": {
                  "version_added": true
                },
                "chrome_android": {
                  "version_added": true
                },
                "edge": {
                  "version_added": true
                },
                "edge_mobile": {
                  "version_added": true
                },
                "firefox": {
                  "version_added": "10"
                },
                "firefox_android": {
                  "version_added": "10"
                },
                "ie": {
                  "version_added": true
                },
                "opera": {
                  "version_added": true
                },
                "opera_android": {
                  "version_added": true
                },
                "safari": {
                  "version_added": true
                },
                "safari_ios": {
                  "version_added": true
                },
                "samsunginternet_android": {
                  "version_added": true
                },
                "webview_android": {
                  "version_added": true
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          }
        },
        "hreflang": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": true
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": true
              },
              "ie": {
                "version_added": true
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": true
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "name": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": true
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": true
              },
              "ie": {
                "version_added": true
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": true
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": true
            }
          }
        },
        "ping": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": null
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": true,
                "flags": [
                  {
                    "type": "preference",
                    "name": "browser.send_pings",
                    "value_to_set": "true"
                  }
                ]
              },
              "firefox_android": {
                "version_added": true,
                "flags": [
                  {
                    "type": "preference",
                    "name": "browser.send_pings",
                    "value_to_set": "true"
                  }
                ]
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": null
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": null
              },
              "webview_android": {
                "version_added": null
              }
            },
            "status": {
              "experimental": true,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "referrerpolicy": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": "51"
              },
              "chrome_android": {
                "version_added": "51"
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "50"
              },
              "firefox_android": {
                "version_added": "50"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": "38"
              },
              "opera_android": {
                "version_added": "38"
              },
              "safari": {
                "version_added": "11.1"
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": "7.2"
              },
              "webview_android": {
                "version_added": "51"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "rel": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": true
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": true
              },
              "ie": {
                "version_added": true
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": true
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "rev": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": true
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": true
              },
              "ie": {
                "version_added": true
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": true
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": true
            }
          }
        },
        "shape": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": true,
                "version_removed": "58",
                "notes": "You can no longer nest an <code>&lt;a&gt;</code> element inside a <code>&lt;map&gt;</code> element to create a hotspot region — <code>coords</code> and <code>shape</code> attribute support removed."
              },
              "firefox_android": {
                "version_added": true,
                "version_removed": "58",
                "notes": "You can no longer nest an <code>&lt;a&gt;</code> element inside a <code>&lt;map&gt;</code> element to create a hotspot region — <code>coords</code> and <code>shape</code> attribute support removed."
              },
              "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
              },
              "webview_android": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": true
            }
          }
        },
        "target": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": true
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": true
              },
              "ie": {
                "version_added": true
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": true
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "type": {
          "__compat": {
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": true
              },
              "edge_mobile": {
                "version_added": true
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": true
              },
              "ie": {
                "version_added": true
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": true
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}