Substring in java

How to substring in java

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

Java substring

// Suppose we want the first 4 chars of str
String a = str.substring(0, 4);

Source: codingbat.com

Substring in java

public class Substring {
 
  public static void main(String[] args) {
    String s = "Hello Scaler!";
    /* Throws StringIndexOutOfBoundsException as endIndex is out of range of    string s */
    System.out.println(s.str.substring(1, 30));
  }
}

Source: scaler.com

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