Detailed introduction to compareToIgnoreCase() method

Java String.compareToIgnoreCase() method usage example tutorial, compare two strings, dictionaries, ignore case differences

Description

java.lang.String.compareToIgnoreCase() Method compares two strings, dictionaries, ignoring case differences.

Statement

The following is the declaration of the java.lang.String.compareToIgnoreCase() method

public int compareToIgnoreCase(String str)

Parameters

str -- This is the string to be compared.

Return value

This method returns a negative integer , zero or a positive integer if the specified string is greater than, equal to or less than this string, ignoring case considerations.

Exception

NA

##Example

package com.yiibai;
import java.lang.*;
public class StringDemo {
  public static void main(String[] args) {
  
    String str1 = "tutorials", str2 = "TUTORIALS";
    // comparing str1 and str2 with case ignored
    int retval = str1.compareToIgnoreCase(str2);
    // prints the return value of the comparison
    if (retval > 0) {
       System.out.println("str1 is greater than str2");
    }
        
    else if (retval == 0) {
       System.out.println("str1 is equal to str2");
    }
        
    else {
       System.out.println("str1 is less than str2");
    }
  }
}

str1 is equal to str2

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