{"ScriptPreparationCode":"function one(param = 100){return param \u002B 300}\r\nfunction two(param){param??=100;return param \u002B 300}","TestCases":[{"Name":"default","Code":"for(let i = 3000; --i;)one(i)","IsDeferred":false},{"Name":"nullish coalesce","Code":"for(let i = 3000; --i;)two(i)","IsDeferred":false}]}