Question

How to search for a character in a string with Java

Answer 1

package javaapplication1;

public class Example {
    public static void main(String[] args) {
             
        String s = "Java programming";
        boolean found = false;
        char searchChar = 'p';
 
        for (int i = 0; i < s.length(); i++) {
            if (s.charAt(i) == searchChar) {
                found = true;
                break;
            }
        }
        if (found)
            System.out.println("Found");
        else
            System.out.println("Not found");
    }

}


/*
run:
 
Found
 
*/

 

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Answer 2

package javaapplication1;

public class Example {
    public static void main(String[] args) {
             
        String s = "Java programming";
        char searchChar = 'p';

        if (s.indexOf(searchChar) != -1)
            System.out.println("Found");
        else
            System.out.println("Not found");
    }

}


/*
run:
 
Found
 
*/

 

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