{"ScriptPreparationCode":"var arr = Array(100).fill(\u0027A\u0027);\r\nvar str = \u0022\u0022;","TestCases":[{"Name":"concat (w/ spread operator)","Code":"str.concat(...arr);","IsDeferred":false},{"Name":"concat using for loop","Code":"for(let i=0; i\u003C100; i\u002B\u002B){\r\n str.concat(arr[i]);\r\n}","IsDeferred":false}]}