JavaScript (initial core language support)JavaScript is a programming language that runs in browsers, usually through the <script> element. JavaScript has changed over many years. This feature represents the oldest language features, such as built-in objects, statements, and operators. Also known as ECMAScript.javascriptJavaScriptwidely2015-07-292018-01-29https://tc39.es/ecma262/multipage/#sec-introhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Operators/injavascript.builtins.Booleanjavascript.builtins.Boolean.Booleanjavascript.builtins.Boolean.toStringjavascript.builtins.Boolean.valueOfjavascript.builtins.Errorjavascript.builtins.Error.Errorjavascript.builtins.Error.messagejavascript.builtins.Error.namejavascript.builtins.Error.toStringjavascript.builtins.EvalErrorjavascript.builtins.EvalError.EvalErrorjavascript.builtins.RangeErrorjavascript.builtins.RangeError.RangeErrorjavascript.builtins.ReferenceErrorjavascript.builtins.ReferenceError.ReferenceErrorjavascript.builtins.SyntaxErrorjavascript.builtins.SyntaxError.SyntaxErrorjavascript.builtins.TypeErrorjavascript.builtins.TypeError.TypeErrorjavascript.builtins.URIErrorjavascript.builtins.URIError.URIErrorjavascript.builtins.decodeURIjavascript.builtins.decodeURIComponentjavascript.builtins.encodeURIjavascript.builtins.encodeURIComponentjavascript.builtins.evaljavascript.builtins.isFinitejavascript.builtins.parseFloatjavascript.builtins.undefinedjavascript.grammar.boolean_literalsjavascript.grammar.hexadecimal_escape_sequencesjavascript.grammar.null_literaljavascript.grammar.trailing_commasjavascript.grammar.trailing_commas.trailing_commas_in_object_literalsjavascript.grammar.unicode_escape_sequencesjavascript.operators.additionjavascript.operators.addition_assignmentjavascript.operators.assignmentjavascript.operators.bitwise_andjavascript.operators.bitwise_and_assignmentjavascript.operators.bitwise_notjavascript.operators.bitwise_orjavascript.operators.bitwise_or_assignmentjavascript.operators.bitwise_xorjavascript.operators.bitwise_xor_assignmentjavascript.operators.commajavascript.operators.conditionaljavascript.operators.decrementjavascript.operators.deletejavascript.operators.divisionjavascript.operators.division_assignmentjavascript.operators.equalityjavascript.operators.greater_thanjavascript.operators.greater_than_or_equaljavascript.operators.groupingjavascript.operators.injavascript.operators.incrementjavascript.operators.inequalityjavascript.operators.instanceofjavascript.operators.left_shiftjavascript.operators.left_shift_assignmentjavascript.operators.less_thanjavascript.operators.less_than_or_equaljavascript.operators.logical_andjavascript.operators.logical_notjavascript.operators.logical_orjavascript.operators.multiplicationjavascript.operators.multiplication_assignmentjavascript.operators.newjavascript.operators.nulljavascript.operators.property_accessorsjavascript.operators.remainderjavascript.operators.remainder_assignmentjavascript.operators.right_shiftjavascript.operators.right_shift_assignmentjavascript.operators.strict_equalityjavascript.operators.strict_inequalityjavascript.operators.subtractionjavascript.operators.subtraction_assignmentjavascript.operators.thisjavascript.operators.typeofjavascript.operators.unary_negationjavascript.operators.unary_plusjavascript.operators.unsigned_right_shiftjavascript.operators.unsigned_right_shift_assignmentjavascript.operators.voidjavascript.statements.blockjavascript.statements.breakjavascript.statements.continuejavascript.statements.debuggerjavascript.statements.do_whilejavascript.statements.emptyjavascript.statements.forjavascript.statements.for_injavascript.statements.if_elsejavascript.statements.labeljavascript.statements.returnjavascript.statements.switchjavascript.statements.throwjavascript.statements.try_catchjavascript.statements.varjavascript.statements.whilehttps://nowyoucanuse.com/features--javascript.html