{
  "api": {
    "DOMTokenList": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList",
        "support": {
          "chrome": {
            "version_added": "1"
          },
          "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": "10"
          },
          "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
        }
      },
      "replace": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/replace",
          "support": {
            "chrome": {
              "version_added": "61"
            },
            "chrome_android": {
              "version_added": "61"
            },
            "edge": {
              "version_added": "17"
            },
            "edge_mobile": {
              "version_added": false
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": {
              "version_added": "49"
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": "48"
            },
            "opera_android": {
              "version_added": "48"
            },
            "safari": {
              "version_added": true
            },
            "safari_ios": {
              "version_added": true
            },
            "samsunginternet_android": {
              "version_added": false
            },
            "webview_android": {
              "version_added": "61"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "boolean_value": {
          "__compat": {
            "description": "<code>return()</code>'s value is a boolean, not void as it used to be.",
            "support": {
              "chrome": {
                "version_added": "67"
              },
              "chrome_android": {
                "version_added": "67"
              },
              "edge": {
                "version_added": "18"
              },
              "edge_mobile": {
                "version_added": false
              },
              "firefox": {
                "version_added": "61"
              },
              "firefox_android": {
                "version_added": "61"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": "54"
              },
              "opera_android": {
                "version_added": "54"
              },
              "safari": {
                "version_added": false
              },
              "safari_ios": {
                "version_added": false
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": "67"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "supports": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/supports",
          "support": {
            "chrome": {
              "version_added": "49"
            },
            "chrome_android": {
              "version_added": "49"
            },
            "edge": {
              "version_added": "17"
            },
            "edge_mobile": {
              "version_added": false
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": {
              "version_added": "49"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "36"
            },
            "opera_android": {
              "version_added": "36"
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": "5.0"
            },
            "webview_android": {
              "version_added": "49"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "remove_whitespace_and_duplicates": {
        "__compat": {
          "description": "Trimming of whitespace and removal of duplicates",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList#Trimming_of_whitespace_and_removal_of_duplicates",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": null
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox": {
              "version_added": "55"
            },
            "firefox_android": {
              "version_added": "55"
            },
            "ie": {
              "version_added": true,
              "notes": " IE only trims whitespace — it doesn't remove duplicates."
            },
            "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
          }
        }
      },
      "length": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/length",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "50"
            },
            "firefox_android": {
              "version_added": "50"
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": true
            },
            "opera_android": {
              "version_added": true
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "value": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/value",
          "support": {
            "chrome": {
              "version_added": "50",
              "notes": "Before Chrome 50, this property was part of the deprecated child <code>DOMSettableTokenList</code> interface."
            },
            "chrome_android": {
              "version_added": "50",
              "notes": "Before Chrome 50, this property was part of the deprecated child <code>DOMSettableTokenList</code> interface."
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": "37",
              "notes": "Before Opera 37, this property was part of the deprecated child <code>DOMSettableTokenList</code> interface."
            },
            "opera_android": {
              "version_added": "37",
              "notes": "Before Opera 37, this property was part of the deprecated child <code>DOMSettableTokenList</code> interface."
            },
            "safari": {
              "version_added": true
            },
            "safari_ios": {
              "version_added": true
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": "50",
              "notes": "Before Chrome 50, this property was part of the deprecated child <code>DOMSettableTokenList</code> interface."
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "item": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/item",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": "10"
            },
            "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
          }
        }
      },
      "contains": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/contains",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": "10"
            },
            "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
          }
        }
      },
      "add": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/add",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": "10"
            },
            "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
          }
        }
      },
      "remove": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/remove",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": "10"
            },
            "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
          }
        }
      },
      "toggle": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/toggle",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": "11"
            },
            "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
          }
        },
        "force_argument": {
          "__compat": {
            "description": "<code>force</code> argument",
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": true
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": null
              },
              "ie": {
                "version_added": false
              },
              "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
            }
          }
        }
      },
      "entries": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/entries",
          "support": {
            "chrome": {
              "version_added": "45"
            },
            "chrome_android": {
              "version_added": "45"
            },
            "firefox": {
              "version_added": "50"
            },
            "firefox_android": {
              "version_added": "50"
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": "32"
            },
            "opera_android": {
              "version_added": "32"
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": "45"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "forEach": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/foreach",
          "support": {
            "chrome": {
              "version_added": "45"
            },
            "chrome_android": {
              "version_added": "45"
            },
            "edge": {
              "version_added": "16"
            },
            "firefox": {
              "version_added": "50"
            },
            "firefox_android": {
              "version_added": "50"
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": "32"
            },
            "opera_android": {
              "version_added": "32"
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": "45"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "keys": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/keys",
          "support": {
            "chrome": {
              "version_added": "45"
            },
            "chrome_android": {
              "version_added": "45"
            },
            "firefox": {
              "version_added": "50"
            },
            "firefox_android": {
              "version_added": "50"
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": "32"
            },
            "opera_android": {
              "version_added": "32"
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": "45"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "values": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/DOMTokenList/values",
          "support": {
            "chrome": {
              "version_added": "45"
            },
            "chrome_android": {
              "version_added": "45"
            },
            "firefox": {
              "version_added": "50"
            },
            "firefox_android": {
              "version_added": "50"
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": "32"
            },
            "opera_android": {
              "version_added": "32"
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": "45"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}