{"ScriptPreparationCode":null,"TestCases":[{"Name":"getAttribute","Code":"var element = document.getElementById(\u0022foo\u0022);\r\nvar i = 10000;\r\nwhile (i--) {\r\n\telement.setAttribute(\u0022data-foo\u0022, 1);\r\n}","IsDeferred":false},{"Name":"dataset","Code":"var element = document.getElementById(\u0022foo\u0022);\r\nvar i = 10000;\r\nwhile (i--) {\r\n \telement.dataset.foo = 1;\r\n}","IsDeferred":false}]}