{"ScriptPreparationCode":null,"TestCases":[{"Name":"className =","Code":"var element = document.getElementById(\u0027foo\u0027);\r\nvar i = 1000;\r\nwhile (i--) {\r\n element.className = \u0027bar\u0027;\r\n element.className = \u0027\u0027;\r\n}","IsDeferred":false},{"Name":"className \u002B=","Code":"var element = document.getElementById(\u0027foo\u0027);\r\nvar i = 1000;\r\nwhile (i--) {\r\n element.className \u002B= \u0027 bar\u0027;\r\n element.className = \u0027\u0027;\r\n}","IsDeferred":false},{"Name":"classList","Code":"var element = document.getElementById(\u0027foo\u0027);\r\nvar i = 1000;\r\nwhile (i--) {\r\n element.classList.add(\u0027bar\u0027);\r\n element.classList.remove(\u0027bar\u0027);\r\n}","IsDeferred":false}]}