java tutorial - Java Strings compareTo() method - java programming - learn java - java basics - java for beginners
Description
- Java Strings compareTo() method in Java is structured in two ways. First, the method compares the string with another object, and the second: the method compares two lines lexically.
- How compareTo() works with a numeric object we covered in the last lesson. Consider the second option: comparing two lines.
Syntax
The syntax of the method is:
int compareTo(Object o)
or
int compareTo(String anotherString)click below button to copy the code. By - java tutorial - team
Options
Detailed information about the parameters:
- o - object to compare.
- anotherString is a string for comparison.
Return value
- In Java, compareTo() gets the value 0 if the argument is a string lexically equal to this string; the value is less than 0 if the argument is a lexically greater string than the string being compared; and the value is greater than 0 if the argument is a lexically lower string of this string.
Sample Code
public class Test {
public static void main(String args[]) {
String str1 = "Wikitechy is a good learner Website!";
String str2 = "Wikitechy is a good learner Website!";
String str3 = "I will be a good programmer!";
int result = str1.compareTo(str2);
System.out.println(result);
result = str2.compareTo(str3);
System.out.println(result);
result = str3.compareTo(str1);
System.out.println(result);
}
}click below button to copy the code. By - java tutorial - team
Output :
0
14
-14