{"ScriptPreparationCode":"const fragment = document.createDocumentFragment()","TestCases":[{"Name":"prepend","Code":"for(let n = 1000; n--;)fragment.prepend(document.createElement(\u0022div\u0022))","IsDeferred":false},{"Name":"append","Code":"for(let n = 1000; n--;)fragment.append(document.createElement(\u0022div\u0022))","IsDeferred":false}]}