{
  "api": {
    "TextMetrics": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/TextMetrics",
        "support": {
          "chrome": {
            "version_added": "4"
          },
          "chrome_android": {
            "version_added": true
          },
          "edge": {
            "version_added": true
          },
          "edge_mobile": {
            "version_added": null
          },
          "firefox": {
            "version_added": "1.5"
          },
          "firefox_android": {
            "version_added": "31"
          },
          "ie": {
            "version_added": "9"
          },
          "opera": {
            "version_added": "9"
          },
          "opera_android": {
            "version_added": true
          },
          "safari": {
            "version_added": "3.1"
          },
          "safari_ios": {
            "version_added": false
          },
          "samsunginternet_android": {
            "version_added": true
          },
          "webview_android": {
            "version_added": true
          }
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "width": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/TextMetrics/width",
          "support": {
            "chrome": {
              "version_added": "4"
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": "12"
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox": {
              "version_added": "1.5"
            },
            "firefox_android": {
              "version_added": "4"
            },
            "ie": {
              "version_added": "9"
            },
            "opera": {
              "version_added": "9"
            },
            "opera_android": {
              "version_added": true
            },
            "safari": {
              "version_added": "3.1"
            },
            "safari_ios": {
              "version_added": "3.2"
            },
            "samsunginternet_android": {
              "version_added": null
            },
            "webview_android": {
              "version_added": "2"
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "advanced_text_metrics": {
        "__compat": {
          "description": "Advanced text metrics properties",
          "support": {
            "chrome": {
              "version_added": true,
              "flags": [
                {
                  "type": "preference",
                  "name": "Experimental Web Platform Features"
                }
              ]
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": false
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox": {
              "version_added": false,
              "notes": "Firefox does not implement this feature yet. See the related <a href='https://bugzil.la/1102584'>bug 1102584</a>."
            },
            "firefox_android": {
              "version_added": false,
              "notes": "Firefox does not implement this feature yet. See the related <a href='https://bugzil.la/1102584'>bug 1102584</a>."
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": null
            },
            "webview_android": {
              "version_added": null
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}