 | Array5,301 tests/built-ins/Array/ | 100% ChakraCore: 97%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | ArrayBuffer160 tests/built-ins/ArrayBuffer/ | 97% ChakraCore: 95%JavaScriptCore: 86%SpiderMonkey: 99%V8: 99%Moddable XS: 100%QuickJS: 100%engine262: 98% |
 | ArrayIterator.prototype46 tests/built-ins/ArrayIteratorPrototype/ | 98% ChakraCore: 87%JavaScriptCore: 96%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | AsyncFromSyncIterator.prototype52 tests/built-ins/AsyncFromSyncIteratorPrototype/ | 85% ChakraCore: 0%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 92%QuickJS: 100%engine262: 100% |
 | AsyncFunction34 tests/built-ins/AsyncFunction/ | 97% ChakraCore: 88%JavaScriptCore: 100%SpiderMonkey: 100%V8: 94%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | AsyncGeneratorFunction44 tests/built-ins/AsyncGeneratorFunction/ | 85% ChakraCore: 0%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 95%QuickJS: 100%engine262: 100% |
 | AsyncGenerator.prototype90 tests/built-ins/AsyncGeneratorPrototype/ | 86% ChakraCore: 0%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | AsyncIterator.prototype8 tests/built-ins/AsyncIteratorPrototype/ | 86% ChakraCore: 0%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Atomics716 tests/built-ins/Atomics/ | 40% ChakraCore: 0%JavaScriptCore: 0%SpiderMonkey: 72%V8: 72%Moddable XS: 63%QuickJS: 72%engine262: 0% |
 | BigInt136 tests/built-ins/BigInt/ | 86% ChakraCore: 0%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Boolean98 tests/built-ins/Boolean/ | 100% ChakraCore: 98%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | DataView910 tests/built-ins/DataView/ | 90% ChakraCore: 55%JavaScriptCore: 82%SpiderMonkey: 100%V8: 99%Moddable XS: 100%QuickJS: 100%engine262: 91% |
 | Date1,414 tests/built-ins/Date/ | 100% ChakraCore: 99%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | decodeURI108 tests/built-ins/decodeURI/ | 98% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 83% |
 | decodeURIComponent108 tests/built-ins/decodeURIComponent/ | 99% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 91% |
 | encodeURI60 tests/built-ins/encodeURI/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 97% |
 | encodeURIComponent60 tests/built-ins/encodeURIComponent/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 97% |
 | Error84 tests/built-ins/Error/ | 99% ChakraCore: 93%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | eval18 tests/built-ins/eval/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | FinalizationRegistry114 tests/built-ins/FinalizationRegistry/ | 53% ChakraCore: 0%JavaScriptCore: 0%SpiderMonkey: 100%V8: 74%Moddable XS: 100%QuickJS: 0%engine262: 100% |
 | Function885 tests/built-ins/Function/ | 94% ChakraCore: 82%JavaScriptCore: 88%SpiderMonkey: 98%V8: 100%Moddable XS: 99%QuickJS: 99%engine262: 96% |
 | GeneratorFunction44 tests/built-ins/GeneratorFunction/ | 97% ChakraCore: 86%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 95%QuickJS: 100%engine262: 100% |
 | Generator.prototype114 tests/built-ins/GeneratorPrototype/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | global56 tests/built-ins/global/ | 99% ChakraCore: 93%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Infinity10 tests/built-ins/Infinity/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | isFinite32 tests/built-ins/isFinite/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | isNaN32 tests/built-ins/isNaN/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Iterator.prototype8 tests/built-ins/IteratorPrototype/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | JSON280 tests/built-ins/JSON/ | 97% ChakraCore: 83%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 99%QuickJS: 100%engine262: 100% |
 | Map288 tests/built-ins/Map/ | 100% ChakraCore: 99%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 99%QuickJS: 100%engine262: 100% |
 | MapIterator.prototype22 tests/built-ins/MapIteratorPrototype/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Math546 tests/built-ins/Math/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | NaN10 tests/built-ins/NaN/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | NativeErrors216 tests/built-ins/NativeErrors/ | 95% ChakraCore: 62%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Number566 tests/built-ins/Number/ | 99% ChakraCore: 96%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Object6,280 tests/built-ins/Object/ | 100% ChakraCore: 98%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | parseFloat116 tests/built-ins/parseFloat/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 98% |
 | parseInt120 tests/built-ins/parseInt/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 98% |
 | Promise1,192 tests/built-ins/Promise/ | 94% ChakraCore: 65%JavaScriptCore: 100%SpiderMonkey: 96%V8: 96%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Proxy599 tests/built-ins/Proxy/ | 97% ChakraCore: 86%JavaScriptCore: 96%SpiderMonkey: 100%V8: 100%Moddable XS: 98%QuickJS: 100%engine262: 100% |
 | Reflect278 tests/built-ins/Reflect/ | 100% ChakraCore: 98%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | RegExp2,926 tests/built-ins/RegExp/ | 81% ChakraCore: 49%JavaScriptCore: 89%SpiderMonkey: 99%V8: 89%Moddable XS: 70%QuickJS: 99%engine262: 71% |
 | RegExpStringIterator.prototype34 tests/built-ins/RegExpStringIteratorPrototype/ | 86% ChakraCore: 0%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Set374 tests/built-ins/Set/ | 100% ChakraCore: 99%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | SetIterator.prototype22 tests/built-ins/SetIteratorPrototype/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | SharedArrayBuffer114 tests/built-ins/SharedArrayBuffer/ | 57% ChakraCore: 0%JavaScriptCore: 0%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 0% |
 | String2,225 tests/built-ins/String/ | 98% ChakraCore: 89%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 98%QuickJS: 100%engine262: 99% |
 | StringIterator.prototype14 tests/built-ins/StringIteratorPrototype/ | 98% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 86%QuickJS: 100%engine262: 100% |
 | Symbol166 tests/built-ins/Symbol/ | 98% ChakraCore: 86%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 98%QuickJS: 100%engine262: 100% |
 | ThrowTypeError26 tests/built-ins/ThrowTypeError/ | 92% ChakraCore: 65%JavaScriptCore: 96%SpiderMonkey: 92%V8: 100%Moddable XS: 100%QuickJS: 92%engine262: 100% |
 | TypedArray2,132 tests/built-ins/TypedArray/ | 87% ChakraCore: 55%JavaScriptCore: 61%SpiderMonkey: 98%V8: 98%Moddable XS: 100%QuickJS: 100%engine262: 99% |
 | TypedArrayConstructors1,362 tests/built-ins/TypedArrayConstructors/ | 82% ChakraCore: 44%JavaScriptCore: 45%SpiderMonkey: 96%V8: 95%Moddable XS: 100%QuickJS: 100%engine262: 92% |
 | undefined12 tests/built-ins/undefined/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | WeakMap176 tests/built-ins/WeakMap/ | 100% ChakraCore: 99%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | WeakRef52 tests/built-ins/WeakRef/ | 56% ChakraCore: 0%JavaScriptCore: 0%SpiderMonkey: 96%V8: 96%Moddable XS: 100%QuickJS: 0%engine262: 100% |
 | WeakSet150 tests/built-ins/WeakSet/ | 100% ChakraCore: 99%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |