must use arrayOfNulls<customer?>

jimn

12/04/2019, 10:13 AM

must use arrayOfNulls<customer?>

diesieben07

12/04/2019, 10:13 AM

Ashutosh Panda

12/04/2019, 10:14 AM

I got it

Copy code

database[i]?.name

Ashutosh Panda

12/04/2019, 10:14 AM

But can't understant why

jimn

12/04/2019, 10:15 AM

arrrayOfNulls is a bit of a code smell for something more functional than starting with an emty array

diesieben07

12/04/2019, 10:15 AM

In general arrays are a bit of a code smell. Prefer higher level collections, such as

List

Set

Map

, etc.

diesieben07

12/04/2019, 10:16 AM

Arrays are a low-level building block

Ashutosh Panda

12/04/2019, 10:16 AM

I am still in beginner level

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