mdn-browser-compat-data

{ "javascript": { "operators": { "assignment": { "addition": { "__compat": { "description": "Addition assignment (<code>x += y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Addition_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "bitwise_and": { "__compat": { "description": "Bitwise AND assignment (<code>x &= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Bitwise_AND_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "bitwise_or": { "__compat": { "description": "Bitwise OR assignment (<code>x |= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Bitwise_OR_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "bitwise_xor": { "__compat": { "description": "Bitwise XOR assignment (<code>x ^= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Bitwise_XOR_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "division": { "__compat": { "description": "Division assignment (<code>x /= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Division_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "exponentiation": { "__compat": { "description": "Exponentiation assignment (<code>x **= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Exponentiation_assignment", "support": { "chrome": { "version_added": "52" }, "chrome_android": { "version_added": "52" }, "edge": { "version_added": null }, "edge_mobile": { "version_added": null }, "firefox": { "version_added": "52" }, "firefox_android": { "version_added": "52" }, "ie": { "version_added": false }, "nodejs": [ { "version_added": "7.0.0" }, { "version_added": "6.5.0", "flags": [ { "type": "runtime_flag", "name": "--harmony" } ] } ], "opera": { "version_added": true }, "opera_android": { "version_added": true }, "safari": { "version_added": "10.1" }, "safari_ios": { "version_added": "10.1" }, "samsunginternet_android": { "version_added": "6.0" }, "webview_android": { "version_added": "51" } }, "status": { "experimental": false, "standard_track": true, "deprecated": false } } }, "left_shift": { "__compat": { "description": "Left shift assignment (<code>x <<= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Left_shift_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "multiplication": { "__compat": { "description": "Multiplication assignment (<code>x *= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Multiplication_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "remainder": { "__compat": { "description": "Remainder assignment (<code>x %= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Remainder_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "right_shift": { "__compat": { "description": "Right shift assignment (<code>x >>= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Right_shift_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "simple": { "__compat": { "description": "Assignment (<code>x = y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "subtraction": { "__compat": { "description": "Subtraction assignment (<code>x -= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Subtraction_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } }, "unsigned_right_shift": { "__compat": { "description": "Unsigned right shift assignment (<code>x >>>= y</code>)", "mdn_url": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/Assignment_Operators#Unsigned_right_shift_assignment", "support": { "chrome": { "version_added": true }, "chrome_android": { "version_added": true }, "edge": { "version_added": true }, "edge_mobile": { "version_added": true }, "firefox": { "version_added": "1" }, "firefox_android": { "version_added": "4" }, "ie": { "version_added": true }, "nodejs": { "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 } } } } } } }