 | Arguments Object457 tests/language/arguments-object/ | 82% ChakraCore: 54%JavaScriptCore: 73%SpiderMonkey: 74%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 73% |
 | Automatic Semicolon Insertion204 tests/language/asi/ | 100% ChakraCore: 99%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Block Scope287 tests/language/block-scope/ | 92% ChakraCore: 67%JavaScriptCore: 77%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Comments81 tests/language/comments/ | 97% ChakraCore: 84%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 95% |
 | Computed Property Names90 tests/language/computed-property-names/ | 97% ChakraCore: 93%JavaScriptCore: 100%SpiderMonkey: 93%V8: 93%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Destructuring34 tests/language/destructuring/ | 97% ChakraCore: 88%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 88%QuickJS: 100%engine262: 100% |
 | Directive Prologue62 tests/language/directive-prologue/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Eval Code458 tests/language/eval-code/ | 84% ChakraCore: 51%JavaScriptCore: 64%SpiderMonkey: 100%V8: 73%Moddable XS: 98%QuickJS: 100%engine262: 100% |
 | export6 tests/language/export/ | 86% ChakraCore: 0%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Expressions20,132 tests/language/expressions/ | 85% ChakraCore: 54%JavaScriptCore: 83%SpiderMonkey: 82%V8: 98%Moddable XS: 99%QuickJS: 99%engine262: 81% |
 | Function Code281 tests/language/function-code/ | 100% ChakraCore: 99%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Future Reserved Words85 tests/language/future-reserved-words/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Global Code73 tests/language/global-code/ | 90% ChakraCore: 75%JavaScriptCore: 92%SpiderMonkey: 81%V8: 81%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Identifier Resolution20 tests/language/identifier-resolution/ | 96% ChakraCore: 95%JavaScriptCore: 95%SpiderMonkey: 95%V8: 95%Moddable XS: 95%QuickJS: 100%engine262: 100% |
 | Identifiers375 tests/language/identifiers/ | 98% ChakraCore: 89%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | import8 tests/language/import/ | 86% ChakraCore: 0%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Keywords50 tests/language/keywords/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Line Terminators82 tests/language/line-terminators/ | 98% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 83% |
 | Literals860 tests/language/literals/ | 95% ChakraCore: 84%JavaScriptCore: 100%SpiderMonkey: 100%V8: 81%Moddable XS: 99%QuickJS: 100%engine262: 99% |
 | Module Code1,122 tests/language/module-code/ | 69% ChakraCore: 62%JavaScriptCore: 56%SpiderMonkey: 56%V8: 57%Moddable XS: 98%QuickJS: 57%engine262: 98% |
 | Punctuators22 tests/language/punctuators/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Reserved Words54 tests/language/reserved-words/ | 99% ChakraCore: 96%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Rest Parameters22 tests/language/rest-parameters/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Source Text2 tests/language/source-text/ | 86% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 0%QuickJS: 100%engine262: 100% |
 | statementList160 tests/language/statementList/ | 99% ChakraCore: 91%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | Statements17,435 tests/language/statements/ | 85% ChakraCore: 51%JavaScriptCore: 83%SpiderMonkey: 80%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 78% |
 | Types211 tests/language/types/ | 99% ChakraCore: 94%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |
 | White Space84 tests/language/white-space/ | 100% ChakraCore: 100%JavaScriptCore: 100%SpiderMonkey: 100%V8: 100%Moddable XS: 100%QuickJS: 100%engine262: 100% |