Java Error Message Int Cannot Be Dereferenced
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Int Cannot Be Dereferenced Length
Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions int cannot be dereferenced compareto Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join int cannot be dereferenced equals java them; it only takes a minute: Sign up “int cannot be dereferenced” in Java up vote 9 down vote favorite 2 I'm fairly new to Java and I'm using BlueJ. I keep getting this "Int cannot be dereferenced" error when trying to compile and I'm not sure what the problem is. The error is specifically happening in my if
Int Cannot Be Converted To String
statement at the bottom, where it says "equals" is an error and "int cannot be dereferenced." Hope to get some assistance as I have no idea what to do. Thank you in advance! public class Catalog { private Item[] list; private int size; // Construct an empty catalog with the specified capacity. public Catalog(int max) { list = new Item[max]; size = 0; } // Insert a new item into the catalog. // Throw a CatalogFull exception if the catalog is full. public void insert(Item obj) throws CatalogFull { if (list.length == size) { throw new CatalogFull(); } list[size] = obj; ++size; } // Search the catalog for the item whose item number // is the parameter id. Return the matching object // if the search succeeds. Throw an ItemNotFound // exception if the search fails. public Item find(int id) throws ItemNotFound { for (int pos = 0; pos < size; ++pos){ if (id.equals(list[pos].getItemNumber())){ //Getting error on "equals" return list[pos]; } else { throw new ItemNotFound(); } } } } java int bluej share|improve
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Int Tostring Java
it only takes a minute: Sign up Error of int cannot be dereferenced? up vote 0 down vote favorite I am getting an error with this constructor, and i have no idea how to fix? I am a beginner at http://stackoverflow.com/questions/19109131/int-cannot-be-dereferenced-in-java java. This is from an example exercise that i was trying to learn: /** * Create an array of size n and store a copy of the contents of the * input argument * @param intArray array of elements to copy */ public IntArray11(int[] intArray) { int i = 0; String [] Array = new String[intArray.length]; for(i=0; i * The representation is exactly the one returned by the * {@code Integer.toS MUZ140721 Bothwell Nhidza MUZ140721 Bothwell Nhidza 4,286 Points Int cannot be dereferenced https://teamtreehouse.com/community/int-cannot-be-dereferenced I am trying to convert the above code to https://bytes.com/topic/java/answers/771208-int-cannot-dereferenced-error-message string but all methods are producing an error LandingActivity.java import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; public class LandingActivity extends Activity { public Button mThrustButton; public TextView mTypeLabel; public EditText mPassengersField; public Spaceship mSpaceship; @Override public void onCreate(Bundle cannot be savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_landing); mThrustButton = (Button)findViewById(R.id.thrustButton); mTypeLabel = (TextView)findViewById(R.id.typeTextView); mPassengersField = (EditText)findViewById(R.id.passengersEditText); mSpaceship=new Spaceship("FIREFLY"); mTypeLabel.setText(mSpaceship.getType()); mPassengersField.setText((mSpaceship.getNumPassengers()).toString()); // Add your code here! } } Spaceship.java public class Spaceship { private String mType; private int mNumPassengers = 0; public String getType() { return mType; } public void setType(String type) int cannot be { mType = type; } public int getNumPassengers() { return mNumPassengers; } public void setNumPassengers(int numPassengers) { mNumPassengers = numPassengers; } public Spaceship() { mType = "SHUTTLE"; } public Spaceship(String type) { mType = type; } } Evan Anger Treehouse Guest Teacher Evan Anger Evan Anger Treehouse Guest Teacher >1y ago Doing a quick pass through on the code, can you call out what line of code is giving you the "Int cannot be deferenced" compile error? This will aid others in helping with a solution. 1 Answer James Simshaw 28,723 Points James Simshaw James Simshaw 28,723 Points over 1 year ago Hello, ints are a primative type and do not have a toString method. The common way on Treehouse videos to convert an int to a string is to concatinate it with an empty string String someString = 12345 + " your question and get tips & solutions from a community of 418,576 IT Pros & Developers. It's quick & easy. int cannot be dereferenced error message P: 6 JPane Expand|Select|Wrap|Line Numbers packagebankobject; importjava.io.*; importjavax.swing.JOptionPane; classNumber{ StringstudentName; StringteacherName; int[]Number; publicNumber(){ studentName=JOptionPane.showInputDialog("PleaseEnterstudentname"); teacherName=JOptionPane.showInputDialog("PleaseEntertheteachername"); intnumNumber=Integer.parseInt(JOptionPane.showInputDialog("Pleaseenterthenumberofnumbers")); Number[]obj=newNumber[numNumber]; for(i=0;i