Question

Write the java statement to creat an object mp4 class digital​

Answer 1

For finding length of character array char [ ] we use, a.length
Ex: char [ ] a = {‘a’, ‘b’};
r = a.length;
output: 2
For finding length of string object str, we use, str.length ( );
Ex : String str = “My”;
int k = str.length ( );
output: 2