{
  "api": {
    "FileReader": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader",
        "support": {
          "chrome": {
            "version_added": "7"
          },
          "chrome_android": {
            "version_added": "18"
          },
          "edge": {
            "version_added": "12"
          },
          "firefox": {
            "version_added": "3.6",
            "notes": "Prior to Firefox 4, <code>Blob</code> parameters were <code>File</code> parameters."
          },
          "firefox_android": {
            "version_added": "32"
          },
          "ie": {
            "version_added": "10"
          },
          "opera": {
            "version_added": "11"
          },
          "opera_android": {
            "version_added": "11"
          },
          "safari": {
            "version_added": "6"
          },
          "safari_ios": {
            "version_added": "6.1"
          },
          "samsunginternet_android": {
            "version_added": "1.0"
          },
          "webview_android": {
            "version_added": "≤37"
          }
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "abort": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/abort",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "abort_event": {
        "__compat": {
          "description": "<code>abort</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/abort_event",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "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
          }
        }
      },
      "error": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/error",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6",
              "notes": [
                "Prior to Firefox 13, the <code>error</code> property returned a <code>FileError</code> object.",
                "From Firefox 13 to Firefox 58, the <code>error</code> property returned a <code>DOMError</code> object.",
                "From Firefox 58, the <code>error</code> property returns a <code>DOMException</code> object."
              ]
            },
            "firefox_android": {
              "version_added": "32",
              "notes": [
                "From Firefox 32 to Firefox 58, the <code>error</code> property returned a <code>DOMError</code> object.",
                "From Firefox 58, the <code>error</code> property returns a <code>DOMException</code> object."
              ]
            },
            "ie": {
              "version_added": "10",
              "notes": "The <code>error</code> property returns a <code>DOMError</code> object."
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6",
              "notes": "The <code>error</code> property returns a <code>DOMError</code> object."
            },
            "safari_ios": {
              "version_added": "6.1",
              "notes": "The <code>error</code> property returns a <code>DOMError</code> object."
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "error_event": {
        "__compat": {
          "description": "<code>error</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/error_event",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "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
          }
        }
      },
      "load_event": {
        "__compat": {
          "description": "<code>load</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/load_event",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "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
          }
        }
      },
      "loadend_event": {
        "__compat": {
          "description": "<code>loadend</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/loadend_event",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "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
          }
        }
      },
      "loadstart_event": {
        "__compat": {
          "description": "<code>loadstart</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/loadstart_event",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": [
              {
                "version_added": "79"
              },
              {
                "version_added": true,
                "version_removed": "79",
                "partial_implementation": true,
                "notes": "<code>loadstart</code> event dispatches synchronously (should be asynchronously as per spec)."
              }
            ],
            "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
          }
        }
      },
      "onabort": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/onabort",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "onerror": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/onerror",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "onload": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/onload",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": "18"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": "1.0"
            },
            "webview_android": {
              "version_added": "≤37"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "onloadend": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/onloadend",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "onprogress": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/onprogress",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "progress_event": {
        "__compat": {
          "description": "<code>progress</code> event",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/progress_event",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "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
          }
        }
      },
      "readAsArrayBuffer": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/readAsArrayBuffer",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": "18"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "12"
            },
            "opera_android": {
              "version_added": "12"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": "1.0"
            },
            "webview_android": {
              "version_added": "≤37"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "readAsBinaryString": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/readAsBinaryString",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": "18"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": "1.0"
            },
            "webview_android": {
              "version_added": "≤37"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "readAsDataURL": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/readAsDataURL",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": "18"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32",
              "notes": "Using the camera in Android 8.x raises an exception. See <a href='https://bugzil.la/1511083'>bug 1511083</a>."
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": "1.0"
            },
            "webview_android": {
              "version_added": "≤37"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "readAsText": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/readAsText",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": "18"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": "1.0"
            },
            "webview_android": {
              "version_added": "≤37"
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "readyState": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/readyState",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "result": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FileReader/result",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3.6"
            },
            "firefox_android": {
              "version_added": "32"
            },
            "ie": {
              "version_added": "10"
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "6"
            },
            "safari_ios": {
              "version_added": "6.1"
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "worker_support": {
        "__compat": {
          "description": "Available in workers",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "≤18"
            },
            "firefox": {
              "version_added": "46"
            },
            "firefox_android": {
              "version_added": "46"
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": "11"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}