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why needed Generic Class ARRAYLIST while we can make array of wrapper classes and other ??

27th Aug 2017, 3:22 AM
Shaan Ali
Shaan Ali - avatar
2 Respuestas
+ 4
An ArrayList is mutable and an array is not. You can not change the length of an array without creating a new one in memory. This means that you can't delete/add an element from/to an array without creating a new array. This means that an ArrayList is more dynamic.
27th Aug 2017, 3:46 AM
ChaoticDawg
ChaoticDawg - avatar
0
Thnkss a lot
27th Aug 2017, 6:33 AM
Shaan Ali
Shaan Ali - avatar