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Java String compareTo() Method



This method compares this String to another Object.

Syntax

Here is the syntax of this method โˆ’

int compareTo(Object o)

Parameters

Here is the detail of parameters โˆ’

  • O โˆ’ the Object to be compared.

Return Value

  • The value 0 if the argument is a string lexicographically equal to this string; a value less than 0 if the argument is a string lexicographically greater than this string; and a value greater than 0 if the argument is a string lexicographically less than this string.

Example

public class Myproject {

   public static void main(String args[]) {
      String str1 = "Strings are immutable";
      String str2 = new String("Strings are immutable");
      String str3 = new String("Integers are not immutable");
      
      int result = str1.compareTo( str2 );
      System.out.println(result);
      
      result = str2.compareTo( str3 );
      System.out.println(result);
   }
}
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