Extract substring in string java

int start = fullTitle.indexOf("GE3002");
int stop = fullTitle.indexOf(".01_01_01");
String res = fullTitle.substring(start, stop);
		
return res;

Extract substring in string java

public class Substring {
 
  public static void main(String[] args) {
    //consider this string
    //here indexing starts from 0 and space is considered as char in string
    String s = "Welcome to Scaler"
 
    //1
    System.out.println("The substring is: " + str.substring(11));
 
    //2
    System.out.println("The substring is: " + str.substring(0, 7));
  }
}

Output:
Scaler
Welcome

Source: scaler.com

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