java substring

1String s = "Let's Get This Bread";
2
3String subString = s.substring(6, 9);
4				// (start index inclusive, end index exclusive)
5
6// subString == "Get"

1class Main {
2  public static void main (String[] args) {
3    
4    String str = "Hello World!";
5    
6    String firstWord = str.substring(0, 5);
7    //two parameters are start and end index: (inclusive, non-inclusive)
8    
9    String secondWord = str.substring(6, 11);
10    
11    //firstWord has string "Hello"
12    //secondWord has string "World"
13  }
14}

1class scratch{
2    public static void main(String[] args) {
3        String hey = "Hello World";
4        System.out.println( hey.substring(0, 5) );
5        // prints Hello;
6    }
7}

1import java.lang.*;
2
3public class StringDemo {
4public static void main(String[] args) {
5String str = "This is tutorials point";
6String substr = "";
7
8// prints the substring after index 8 till index 17
9substr = str.substring(8, 17);
10System.out.println("substring = " + substr);
11
12// prints the substring after index 0 till index 8
13substr = str.substring(0, 8);
14System.out.println("substring = " + substr);
15}
16}

1// substring(int begin, int end)
2String n = "hello there general kenobi";
3System.out.println(n.substring(6, 11));
4// -> "there"

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);