String Handling provides a lot of concepts that can be performed on a string such as concatinating string, comparing string, substring etc. 

// Simple program to  print the length of character in a array

  class A
{
public static void main(String arr[])
{
char ch[]={'a', 'b', 'c', 'd', 'e'};
String s1=new String(ch);
System.out.println(s1.length());
}
}

Output: