false true yes no on off undefined null NaN Infinity return break continue throw for while until loop if else unless switch when then and or in do of by is isnt not typeof delete where super try catch finally try catch finally constructor class extends new instanceof case default function var void with const let enum export import native __hasProp __extends __slice __bind __indexOf Object Number Boolean Array String RegExp Function Date Math eval setInterval clearInterval setTimeout clearTimeout isFinite isNaN parseFloat parseInt escape unescape console encodeURI encodeURIComponent decodeURI decodeURIComponent window document navigator location history screen alert prompt process GLOBAL require exports