How to convert a String array to char array in Java

Question

We are given an array of Strings and what we require is a char[], i.e, array of all characters in all the Strings For example:

Input: [i, love, you]

output:

Answer 1

String[] sArray = {"i", "love", "you"};
    String s = "";
    for (String n:sArray)
        s+= n;
    char[] c = s.toCharArray();