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              "deprecated": false
            }
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                },
                "chrome_android": {
                  "version_added": false
                },
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                },
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            "spec_url": "https://tc39.es/ecma262/#sec-string.prototype.small",
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": {
                "version_added": "18"
              },
              "edge": {
                "version_added": "12"
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              "firefox": {
                "version_added": "1"
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              "firefox_android": {
                "version_added": "4"
              },
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                "version_added": "3"
              },
              "nodejs": {
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              },
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              },
              "safari": {
                "version_added": "1"
              },
              "safari_ios": {
                "version_added": "1"
              },
              "samsunginternet_android": {
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              "webview_android": {
                "version_added": "1"
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            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": true
            }
          }
        },
        "split": {
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                "version_added": "1"
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                "version_added": "1"
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            },
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              "standard_track": true,
              "deprecated": false
            }
          }
        },
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            "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith",
            "spec_url": "https://tc39.es/ecma262/#sec-string.prototype.startswith",
            "support": {
              "chrome": {
                "version_added": "41"
              },
              "chrome_android": {
                "version_added": "36"
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                "version_added": "12"
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              "firefox_android": {
                "version_added": "17"
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              "ie": {
                "version_added": false
              },
              "nodejs": [
                {
                  "version_added": "4.0.0"
                },
                {
                  "version_added": "0.12",
                  "flags": [
                    {
                      "type": "runtime_flag",
                      "name": "--harmony"
                    }
                  ]
                }
              ],
              "opera": {
                "version_added": "28"
              },
              "opera_android": {
                "version_added": "24"
              },
              "safari": {
                "version_added": "9"
              },
              "safari_ios": {
                "version_added": "9"
              },
              "samsunginternet_android": {
                "version_added": "3.0"
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              "webview_android": {
                "version_added": "≤37"
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            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "strike": {
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            "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/strike",
            "spec_url": "https://tc39.es/ecma262/#sec-string.prototype.strike",
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              "chrome": {
                "version_added": "1"
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              "chrome_android": {
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              "safari_ios": {
                "version_added": "1"
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            },
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              "standard_track": true,
              "deprecated": true
            }
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            },
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              "standard_track": true,
              "deprecated": true
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            "spec_url": "https://tc39.es/ecma262/#sec-string.prototype.substr",
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              "chrome": {
                "version_added": "1"
              },
              "chrome_android": {
                "version_added": "18"
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              "edge": {
                "version_added": "12"
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              "firefox": {
                "version_added": "1"
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              "firefox_android": {
                "version_added": "4"
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                "version_added": "4"
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                "version_added": "4"
              },
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              },
              "safari": {
                "version_added": "1"
              },
              "safari_ios": {
                "version_added": "1"
              },
              "samsunginternet_android": {
                "version_added": "1.0"
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              "webview_android": {
                "version_added": "1"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": true
            }
          }
        },
        "substring": {
          "__compat": {
            "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/substring",
            "spec_url": "https://tc39.es/ecma262/#sec-string.prototype.substring",
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": {
                "version_added": "18"
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                "version_added": "12"
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              "firefox": {
                "version_added": "1"
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              "firefox_android": {
                "version_added": "4"
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              "ie": {
                "version_added": "3"
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              "opera": {
                "version_added": "3"
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              "opera_android": {
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              "safari": {
                "version_added": "1"
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              "safari_ios": {
                "version_added": "1"
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              "samsunginternet_android": {
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              "webview_android": {
                "version_added": "1"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
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          }
        },
        "sup": {
          "__compat": {
            "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/sup",
            "spec_url": "https://tc39.es/ecma262/#sec-string.prototype.sup",
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": {
                "version_added": "18"
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                "version_added": "12"
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                "version_added": "1"
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              "firefox_android": {
                "version_added": "4"
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                "version_added": "3"
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              "nodejs": {
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              "opera": {
                "version_added": "3"
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                "version_added": "10.1"
              },
              "safari": {
                "version_added": "1"
              },
              "safari_ios": {
                "version_added": "1"
              },
              "samsunginternet_android": {
                "version_added": "1.0"
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              "webview_android": {
                "version_added": "1"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": true
            }
          }
        },
        "toLocaleLowerCase": {
          "__compat": {
            "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/toLocaleLowerCase",
            "spec_url": [
              "https://tc39.es/ecma262/#sec-string.prototype.tolocalelowercase",
              "https://tc39.es/ecma402/#sup-string.prototype.tolocalelowercase"
            ],
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              "chrome": {
                "version_added": "1"
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              "chrome_android": {
                "version_added": "18"
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                "version_added": "12"
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                "version_added": "1"
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              "safari_ios": {
                "version_added": "1"
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              "webview_android": {
                "version_added": "1"
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            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
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          },
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                  "version_added": "58"
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                "chrome_android": {
                  "version_added": "58"
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                "webview_android": {
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              },
              "status": {
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                "standard_track": true,
                "deprecated": false
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        },
        "toLocaleUpperCase": {
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            "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/toLocaleUpperCase",
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              "safari_ios": {
                "version_added": "1"
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              "webview_android": {
                "version_added": "1"
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            },
            "status": {
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              "standard_track": true,
              "deprecated": false
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          },
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                  "version_added": "58"
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                "chrome_android": {
                  "version_added": "58"
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                ],
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                "opera_android": {
                  "version_added": "42"
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                "safari_ios": {
                  "version_added": "10"
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                "samsunginternet_android": {
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                "webview_android": {
                  "version_added": "58"
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              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
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            }
          }
        },
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            "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/toLowerCase",
            "spec_url": "https://tc39.es/ecma262/#sec-string.prototype.tolowercase",
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              "chrome": {
                "version_added": "1"
              },
              "chrome_android": {
                "version_added": "18"
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              "edge": {
                "version_added": "12"
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              "firefox": {
                "version_added": "1"
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                "version_added": "4"
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              "safari_ios": {
                "version_added": "1"
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              "samsunginternet_android": {
                "version_added": "1.0"
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              "webview_android": {
                "version_added": "1"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "toSource": {
          "__compat": {
            "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/toSource",
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": {
                "version_added": false
              },
              "edge": {
                "version_added": false
              },
              "firefox": {
                "version_added": "1",
                "version_removed": "74",
                "notes": "Starting in Firefox 74, <code>toSource()</code> is no longer available for use by web content. It is still allowed for internal and privileged code."
              },
              "firefox_android": {
                "version_added": "4"
              },
              "ie": {
                "version_added": false
              },
              "nodejs": {
                "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": false,
              "deprecated": false
            }
          }
        },
        "toString": {
          "__compat": {
            "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/toString",
            "spec_url": "https://tc39.es/ecma262/#sec-string.prototype.tostring",
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": {
                "version_added": "18"
              },
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                "version_added": "12"
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                "version_added": "1"
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                "version_added": "4"
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                "version_added": "3"
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              "opera": {
                "version_added": "3"
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              "opera_android": {
                "version_added": "10.1"
              },
              "safari": {
                "version_added": "1"
              },
              "safari_ios": {
                "version_added": "1"
              },
              "samsunginternet_android": {
                "version_added": "1.0"
              },
              "webview_android": {
                "version_added": "1"
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