Question

How to case insensitive search in string with Java

Answer 1

public class MyClass {
    public static void main(String args[]) {
        String str = "Java is a high-level, class-based, ObjecT-oriented programming language";

        System.out.println(str.indexOf("object"));
        
        System.out.println(str.toLowerCase().indexOf("object"));
    }
}
 
 
 
 
 
/*
run:
      
-1
35
   
*/

 

70+ SQL courses for beginners and professionals

Answer 2

public class MyClass {
    public static void main(String args[]) {
        String str = "Java is a high-level, class-based, ObjecT-oriented programming language";
        
        String word = "OBJECT";

        System.out.println(str.toLowerCase().contains(word.toLowerCase()));
    }
}
 
 
 
 
 
/*
run:
      
true
   
*/

 

70+ SQL courses for beginners and professionals