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whats wrong?
import java.util.Scanner; public class Program { public static void main(String[] args) { Program p = new Program(); String result = p.Cap (x); System.out.println (result); } public static String Cap (String x){ Scanner scan = new Scanner (System.in); x = scan.nextLine(); return x.substring (0, 1).toUpperCase() + x.substring (1); } }
5 ответов
+ 2
yahel add "String x" inside the static method Cap(). You are passing "x" to Cap() in the main method but not accepting a String parameter in the actual Cap(). Hope you get it now.
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Your method cap() is static. To call it you don't need an instance of Program.
String result = cap(x);
In your main you don't have a variable x.
If you want to ask for user input inside cap() then remove the parameter.
public static String cap(){
}
in your main:
String result = cap();
But you can also put the Scanner in your main:
Scanner scan = new Scanner(System.in);
x = scan.nextLine();
String result = cap(x);
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Denise Roßberg I did that and it didn't work... so I moved the Scanner to the Cap method... maybe I did something wrong... I will check and let you know. Thanks
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Denise Roßberg look, its not working:
import java.util.Scanner;
public class Program
{
public static void main(String[] args) {
Scanner scan = new Scanner (System.in);
String x = scan.nextLine();
String result = Cap (x);
System.out.println (result);
}
public static String Cap (){
return x.substring (0, 1).toUpperCase() + x.substring (1);
}
}
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Avinesh thanks! I knew that but sometimes you just forget :)