Extract substring from a string

Question

what is the best way to extract a substring from a string in android?

Answer 1

Here is a real world example:

String hallostring = "hallo";
String asubstring = hallostring.substring(0, 1); 

In the example asubstring would return: h

Answer 2

You can use subSequence , it's same as substr in C

 Str.subSequence(int Start , int End)

Answer 3

substring():

str.substring(startIndex, endIndex);