{"ScriptPreparationCode":"var x = {}, sum = 0;\r\nfor (var i=0; i\u003C20; \u002B\u002Bi) {\r\n x[\u0060k${i}\u0060] = i;\r\n}\r\n","TestCases":[{"Name":"for...of Object.keys()","Code":"for (var k of Object.keys(x))\r\n sum \u002B= x[k];","IsDeferred":false},{"Name":"for...in !hasOwnProperty()","Code":"for (var k in x) {\r\n if (!x.hasOwnProperty(k)) continue;\r\n sum \u002B= x[k];\r\n}","IsDeferred":false},{"Name":"for...in","Code":"for (var k in x)\r\n sum \u002B= x[k];","IsDeferred":false}]}