A Java program to compare strings using compareTo() and compareToIgnoreCase() method. compareTo() compare strings lexicograpgically. The code snippet is used at https://coderolls.com/comparing-strings-in-java

CompareUsingCompareTo.java

/**
 * A Java program to compare strings using compareTo()
 * and compareToIgnoreCase() method.
 * 
 * compareTo() compare strings lexicograpgically.
 * 
 * @author Gaurav Kukade at coderolls.com
 */

public class CompareUsingCompareTo {

  public static void main(String[] args) {
    
    String firstString = "java";
    String secondString = "coderolls";
    String thirdString = "sql";
    String fourthString = "CodeRolls";
    
    System.out.println("Comparing strings using compareTo() and compareToIgnoreCase() method\n");
    
    // Using compareTo() method
    System.out.print("firstString.compareTo(secondString) : ");
    System.out.println(firstString.compareTo(secondString));
    
    System.out.print("firstString.compareTo(thirdString) : ");
    System.out.println(firstString.compareTo(thirdString));
    
    /*
     * Using compareToIgnoreCase() method to ignore
     * case consideration (i.e. Capital or small) of both the strings.
     */
    System.out.print("secondString.compareToIgnoreCase(fourthString) : ");
    System.out.println(secondString.compareToIgnoreCase(fourthString));
  }

}