how to use the split function in java code example

Example 1: How to split a string in Java

String string = "004-034556";
String[] parts = string.split("-");
String part1 = parts[0]; // 004
String part2 = parts[1]; // 034556

Example 2: split method in java

public class SplitExample2 { 
    public static void main(String args[]) 
    { 
        String str = "My name is Chaitanya";
        //regular expression is a whitespace here 
        String[] arr = str.split(" "); 
  
        for (String s : arr) 
            System.out.println(s); 
    } 
}

Example 3: split on . in java

String textfile = "ReadMe.txt";
String filename = textfile.split(".")[0];
String extension = textfile.split(".")[1];