string java

1//Object... (here String...) means that you can give
2//in parameter one or many objects of same type
3
4func();
5
6func("arg1", "arg2", "arg3");
7
8String[] args = new String[]{"arg1", "arg2", "arg3"}
9func(args);
10
11void func(String... args);

1String txt = "Hello World";
2System.out.println(txt.toUpperCase());   // Outputs "HELLO WORLD"
3System.out.println(txt.toLowerCase());   // Outputs "hello world"
4

1     String str = "abc";
2 

1     char data[] = {'a', 'b', 'c'};
2     String str = new String(data);
3