{"ScriptPreparationCode":"var array1 = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99]\r\nvar array2 = array1.slice();\r\n\r\nfunction deleteBySplice (array,index) {\r\n array.splice( index, 1 );\r\n}\r\n\r\nfunction deleteByCopyWithin (array, index) {\r\n array.copyWithin( index, index \u002B 1 );\r\n array.pop();\r\n}","TestCases":[{"Name":"deleteBySplice","Code":"for (let i = array1.length; i \u003E= 0; i-=3) {\r\n deleteBySplice(array1, i);\r\n}\r\n\r\n","IsDeferred":false},{"Name":"deleteByCopyWithin","Code":"for (let i = array2.length; i \u003E= 0; i-=3) {\r\n deleteByCopyWithin(array2, i);\r\n}","IsDeferred":false}]}