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Operator Cannot Be Applied To Java Lang String

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Why isn't this piece of code creating the array? : Book[] books; Book addBook(Book b) { //Adds books to the array of this library books[numBooks] = b; numBooks++; return b; } In this example, we invoked the method using a double, then an int, and then a String-- which is the wrong order! Exit"); } this is in my bank class, i want it to come up in my driver class.. Check Balance\n2. weblink

Perhaps try:replaceAll("I", "Z")andreplaceAll("I$", "Z")on your MISSISSIPPI example iMac Core Duo 1.83 GHz Mac OS X (10.4.5) 1GB RAM Mar 5, 2006 9:01 AM Helpful (0) Reply options Link to this post Even methods that do not return a value must explicitly say void in the method signature, just as the main method does. VBulletin, Copyright 2000 - 2016, Jelsoft Enterprises Ltd. However, the first line lets you know that a problem with a String index was encountered, and the index in error was -1. his comment is here

Operator Cannot Be Applied To Java Lang String

Rohit Kelapure Updated January 17, 2016 13:20 Dear All,I have imported a maven project from a svn repository into the Intellij Idea 9.0 community edition. Reply With Quote 09-23-2011,10:10 AM #4 j2me64 Senior Member Join Date Sep 2009 Location Zurich, Switzerland Posts 962 Rep Power 8 Re: Java Error cannot be applied to (java.lang.String), phone book You may encounter a similar error if you forget to import java.util.Arrays or java.io.* when working with file input/output. Last edited by iceyferrara; 09-23-2011 at 10:09 AM.

However, there are some applications where you need to do something like a String to int conversion, such as when the String is a representation of a number: public class Test I looked online and this exception was caused with an illegal use of null. In the new Policy, bonus is based on the fact that one is … Exception in thread "main" java.lang.NoSuchMethodError: main 2 replies i am a first year student and i dont Cannot Be Applied To Java.lang.string Int I hope this helps.

do that etc....so far i have this: public void menu(){ System.out.println("Please enter one of the following numbers"); System.out.println("1. Java Cannot Be Applied To Int String is a class, a String is an object, they can't be compared in this way. I believe something might be wrong with my IntelliJ setup. http://www.sitepoint.com/forums/showthread.php?609179-cannot-be-applied-to-(java-lang-String) Make Deposite"); System.out.println("3.

Java Code: //Mike Ferrara //Lab 2: 8.13 import java.util.*; public class PhoneBookList { public static void main(String[] args) { Scanner keyboard = new Scanner(System.in); String[] nameList = new String[5]; String[] numberList Java Operator Cannot Be Applied In more complicated scenarios, if statements can cause this error if you are not careful about ensuring that a variable is initialized. Reply With Quote 09-23-2011,01:25 PM #13 iceyferrara Member Join Date Sep 2011 Posts 10 Rep Power 0 Re: Java Error cannot be applied to (java.lang.String), phone book entry program. haha, For example, consider the following program that reads in an integer from the user: public class Test { public static void main(String[] args) { Scanner console = new Scanner(System.in); int n

Java Cannot Be Applied To Int

The only valid indices for a String str are in the range [0, str.length() - 1]; any attempt to access an index outside of this range will result in this error. http://www.dreamincode.net/forums/topic/72151-error-cannot-be-applied-to/ This SDK has the src files as well as the compiled JRE class files for Object, String etc. Operator Cannot Be Applied To Java Lang String public class Test { public static void main(String[] args) { int[] arr = {1, 2, 3}; for (int i = 0; i < arr.length; i++) { System.out.println(arr[i]); } } } When Object In Object Cannot Be Applied You can not post a blank message.

For example: public class Test { public static void main(String[] args) { my_method; } public static void my_method() { System.out.println("Hello, world!"); } } 1 error found: File: Test.java [line: 7] Error: have a peek at these guys Therefore, y cannot be printed; it needs to be initialized as x is in this example. If you have none, or do not have the one you need, click the '+" icon at the top, or type Alt+Insert. Originally Posted by iceyferrara Still trying everything but nothing, do i need to put something after the method call in the ()? Operator Cannot Be Applied To Java.lang.object Int

Make Withdrawl"); System.out.println("4. I understand that u said leave out the parameters but i thought they were already left out since i left the () blank. Sorry, im really not that bad with this stuff but this has been puzzling me and even my professor couldn't help(or didn't want to) idk. http://pgexch.com/cannot-be/operator-cannot-be-applied-to-int-java.html so far i have this, but its not working: if (brandonBank.isCustomer(nameEntered)){ System.out.println("You are a member of this Bank, " + nameEntered); System.out.println(brandonBank.menu()); } This post has been edited by Brandon222: 16

You can call toString() on its result to return the string representation of your object. Or modify your method to take a String object. Make Deposite"); System.out.println("3.

The only valid indices for an array arr are in the range [0, arr.length - 1]; any attempt to access an index outside of this range will result in this error.

Posted By Mr_AfroChicken (2 replies) Yesterday, 10:25 PM in New To Java Cannot save data in mysql database Posted By nayeem (4 replies) Yesterday, 02:06 PM in New To Java When For example: public class Test { public static void main(String[] args) { String str = "Hello, world!"; String a = str.substring(-1, 3); String b = str.charAt(str.length()); String c = str.substring(0, 20); What is the most someone can lose the popular vote by but still win the electoral college? Now it is telling me that the symbol for Book isn't found.

My code is below,l also have a separate class file. posted 7 years ago How can I fix these errors? and How could I write this code so that it will mark a book as borrowed and print out "Sorry that book is checked out" when ever someone tries to borrow http://pgexch.com/cannot-be/operator-cannot-be-applied-to-bool-and-int-java.html Here are the two classes.

Check Balance"); System.out.println("2. It does fail though on java 1.4.Even though Java 5 is installed on Tiger, it doesn't kick in as a default JRE/JDK.