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Java Error Invalid Method Declaration


import greenfoot.*; // (World, Actor, GreenfootImage, Greenfoot and MouseInfo) /** * Write a description of class square here. * * @author (your name) * @version (a version number or a date) For example, you can have public Database(int idnum,String name,String year) { this.idnum = idnum; this.name = name; this.year = year; } You need to make your code: public void StudentInfo(int idnum,String Why is JK Rowling considered 'bad at math'? thanks kelvin cheung Ranch Hand Posts: 120 posted 12 years ago i think i've found out : class GUI extends JFrame //implements ActionListener { double maks; ..................... click site

Click on button keeps the box moving for thrice Two Circles Can Have At Most One Common Chord? (IMO) 4 dogs have been born in the same week. If a Child Site breaks inheritance from Parent Site, will Parent site Content Types still be shared and synced with Child libraries or lists? When defining constructors of a class, they should have the same name as its class. GoKart.java public class GoKart { private String mColor = "red"; public setColor(String color) { mColor = color; } public String getColor() { return mColor; } } 2 Answers MOD Luke Glazebrook

What Is A Return Type In Java

What is the probability that they were born on different days? why do i state that at the bottom rather than right there inside of the public Circle(double r)? –Alex G Sep 17 '11 at 1:51 Because... 'double r' is Why do central European nations use the color black as their national colors? Please sign in or sign up to post.

How to DM a no-equipment start when one character needs something specific? share|improve this answer edited Mar 8 '14 at 15:51 answered Mar 8 '14 at 15:40 ashatte 3,76662237 add a comment| Not the answer you're looking for? could you all tell me all … Scanner help request 2 replies This is basically to request help with my program, as was already evident. Java Error Identifier Expected It looks like you only need one pair, and both constructors should initialise that pair.

I have never seen literal values as arguments -- only have I seen variable names (with their types -- for examples; 'int howMany', 'String title', 'Actor actor'). How to create a company culture that cares about information security? something like "public double finnMaks(String filnavn)" Tobias Hess Ranch Hand Posts: 55 posted 12 years ago you need to define a return type, otherwise you have a constructor. Insert a period / full stop if caption argument doesn't end with one N(e(s(t))) a string 4 dogs have been born in the same week.

Farming after the apocalypse: chickens or giant cockroaches? Illegal Start Of Type Java Didn't you get the answer from your previous post? Please refer to this page of the java tutorials. I'm not sure why, as I mean for it to be a constructor.

  • For whatever reason, no error is given in the code from the book, however mine says there is an error there.
  • Why did my electrician put metal plates wherever the stud is drilled through?
  • C: –Ella Mar 29 '13 at 6:15 | show 1 more comment up vote 0 down vote Your Voter.setDetails function has no return type.
  • I hope this helped you out and good luck with your programming! -Luke Leen Leenaerts 1,093 Points Leen Leenaerts Leen Leenaerts 1,093 Points over 1 year ago It was supposed to
  • You've called the class Line, but the constructor is LineAB. "The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself.
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  • Fields exist as long as the class instance. –Jeff Grigg Sep 17 '11 at 3:35 (P.S. 'private' would be more appropriate than 'public' for the 'double radius;' field.) –Jeff
  • Why do people move their cameras in a square motion?
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  • Line 8 has a different name.

It Is Mandatory To Initialize Member Variables While Declaring Them In A Class

Not the answer you're looking for? Join them; it only takes a minute: Sign up Java error - “invalid method declaration; return type required” up vote 4 down vote favorite 1 We are learning how to use What Is A Return Type In Java if statement - short circuit evaluation vs readability When does bugfixing become overkill, if ever? It Is Mandatory To Use An Access Specifier Along With Declaration Statement Of A Member Variable Here's the full error message, in case it helps: invalid method declaration; return type required public Monster(String name, int bodyPoints, int mindPoints, int attack, int defense) 1 error constructor error game

current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. http://shpsoftware.com/java-error/java-error-exception-in-thread-main-java-lang-noclassdeffounderror.php more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Do I have a logic error? it should be like this if (klikk.getSource() == btnMaks) { String f = txtFilnavn.getText(); finnMaks(f); String stringMaks = "" + maks; txtFilnavn.setText(stringMaks); } any idea what i can do with the Missing Method Body Or Declare Abstract

Make an ASCII bat fly around an ASCII moon Public huts to stay overnight around UK What would You-Know-Who want with Lily Potter? In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms share|improve this answer edited Mar 29 '13 at 6:11 answered Mar 29 '13 at 6:06 Habib 146k16218268 Did that, but I get another error, voteDemo.java:8: error: constructor Candidates in navigate to this website public Circle(double r) { radius = r; } //This is a method.

I'm getting errors saying that I need to have a return type for my LineAB method? How To Declare A Method In Java On the other hand if it is not meant to be a constructor then you are required to specify a return type (void in this case because the method does not What is the difference between "al la domo" and "en la domon"?

These hide the instance variables pA and pB, which will still be null.

Once you've fixed that, it still won't do what you want though. Posting to the forum is only allowed for members with active accounts. I set class path in jdk set classpath=%classpath%;.\\lib\\gif4j_pro_trial_2.3.jar; [Ljava.lang.String;@15151aa Exception in thread "AWT-EventQueue-0" java.lang.Error: Unresolved … Help with simple error in java 11 replies Ok, well Ive pretty much finished my Missing Return Statement Any help is appreciated, thanks!

Tobias Hess Ranch Hand Posts: 55 posted 12 years ago it says that it cannot resolve symbol? Next time you have one of these have a short break and the answer will come to you :) –mbatchkarov Sep 17 '11 at 0:52 2 CircleR is not a what is the reason for this, though? http://shpsoftware.com/java-error/java-error-invalid-byte-sequence-for-encoding-utf8-0x00.php how is that different from what I did in mine with public CircleR(double r)?

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