Question

what is the length of null string​

Answer 1

Answer:

Null is the value of reference variable. But empty string is blank.It gives the length=0 .

Answer 2

Answer:

null is the value of reference variable.but empty string is blank. it gives the length=0. empty string is a blank value,means the string does not have anything no methord can be invoked on a object which is assigned aNULL value

Explanation:i hope it help u