Home > How To > How To Solve Java.lang.arrayindexoutofboundsexception: -1

How To Solve Java.lang.arrayindexoutofboundsexception: -1

Contents

Example :int a[] = { 1, 2, 3};and I try to access a[3] somewhere in my program then I will get the same error. asked 3 years ago viewed 547 times active 1 year ago Visit Chat Related 1error : java.lang.ArrayIndexOutOfBoundsException on Android-1java.lang.ArrayIndexOutOfBoundsException error?1Array error java.lang.ArrayIndexOutOfBoundsException0java.lang.ArrayIndexOutOfBoundsException Error0error java.lang.ArrayIndexOutOfBoundsException0java.lang.ArrayIndexOutOfBoundsException error in nested if statements0Error java.lang.ArrayIndexOutOfBoundsException:0How to The program is supposed to sort the numbers from greatest to least. Join them; it only takes a minute: Sign up java.lang.ArrayIndexOutOfBoundsException error up vote 0 down vote favorite This runs smoothly from start to the first looping part, but when displaying the

asked 3 years ago viewed 8316 times active 2 years ago Visit Chat Related 87What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?-1java.lang.ArrayIndexOutOfBoundsException error?0java.lang.arrayindexoutofboundsexception-2I Keep Getting this Error: java.lang.ArrayIndexOutOfBoundsException: 120java.lang.ArrayIndexOutOfBoundsException: You would not be able to use an enhanced-for to move backwards in an array or only iterate on every other element. Uncertainty principle Why do people move their cameras in a square motion? intArray[5]; share|improve this answer edited Apr 5 '11 at 16:01 answered Apr 5 '11 at 15:55 Octavian Damiean 30.4k178091 what are the bounds? –Aaron Apr 5 '11 at 15:57

How To Solve Java.lang.arrayindexoutofboundsexception: -1

check this out leepoint.net/notes-java/data/arrays/31arrayselectionsort.htm‌l –PrR3 Jun 14 '13 at 13:15 add a comment| up vote 1 down vote Your problem is on this line for (int j = 0; j < Also see the documentation redistribution policy. Particularly in a servlet or controller public class MyController { SimpleDateFormat dateFormat = new SimpleDateFormat("MM/dd/yyyy"); public void handleRequest(ServletRequest req, ServletResponse res) { Date date = dateFormat.parse(req.getParameter("date")); } } If two threads

Stick to the one above (if you need to use the index) and it will save you a lot of pain. Join them; it only takes a minute: Sign up What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it? What am I doing wrong?I have 9 year of experience in IT in Java/J2EE. Java.lang.arrayindexoutofboundsexception 1 In Java Not the answer you're looking for?

Overview Package Class Tree Deprecated Index Help APCS Java Subset PREV CLASS NEXT CLASS FRAMES NO FRAMES All Classes SUMMARY:NESTED|FIELD|CONSTR|METHOD DETAIL:FIELD|CONSTR|METHOD ap.java.lang Class ArrayIndexOutOfBoundsException java.lang.Object java.lang.Throwable java.lang.Exception java.lang.RuntimeException Arrayindexoutofboundsexception Java An exception will be thrown and in java its known as ArrayIndexOutOfBoundsException. USB in computer screen not working If you put two blocks of an element together, why don't they bond? http://stackoverflow.com/questions/19272744/java-lang-arrayindexoutofboundsexception-error Is a food chain without plants plausible?

It would be better to go with a ForEach loop - where all these issues will be take care of: for(String str : list) { } share|improve this answer edited Jul Java.lang.arrayindexoutofboundsexception 8 Take a ride on the Reading, If you pass Go, collect $200 How does a Spatial Reference System like WGS84 have an elipsoid and a geoid? Can 「持ち込んだ食品を飲食するのは禁止である。」be simplified for a notification board? For example: int[] list = new int[5]; list[5] = 33; // illegal index, maximum index is 4 See Also:Serialized Form Constructor Summary ArrayIndexOutOfBoundsException() Methods inherited from class java.lang.Throwable

Arrayindexoutofboundsexception Java

Where possible, use foreach: for (int value : myArray) { This way you won't have to think about indexes at all. http://compsci.ca/v3/viewtopic.php?t=5735 Browse other questions tagged java arrays indexoutofboundsexception or ask your own question. How To Solve Java.lang.arrayindexoutofboundsexception: -1 To retrieve one of the values from this series of boxes, you can refer to it through it's index, like this: myArray[3] Which will give you the value of the 4th How To Fix Java.lang.arrayindexoutofboundsexception: -1 Browse other questions tagged java arrays loops error-handling or ask your own question.

Who is the highest-grossing debut director? With my running example, these code snippets would produce such an exception: myArray[5] //tries to retrieve the 6th "box" when there is only 5 myArray[-1] //just makes no sense myArray[1337] //waay have a look here : docs.oracle.com/javase/6/docs/api/java/util/… –Reda Jun 14 '13 at 13:06 add a comment| 3 Answers 3 active oldest votes up vote 3 down vote First, what it means: you Would you like to answer one of these unanswered questions instead? Java.lang.arrayindexoutofboundsexception 1

This index starts at 0, and ends at N-1, where N is the size of the array (the number of boxes). Parameters: index - the illegal index. I am not good in coding. What is the 'dot space filename' command doing in bash?

Specific word to describe someone who is so good that isn't even considered in say a classification Why is JK Rowling considered 'bad at math'? Java.lang.arrayindexoutofboundsexception 0 so better and cleaner approach (if you are using java 5+) is to use for each: int[] myArray = new int[10]; for (int item:myArray){ // do sth } share|improve this answer This is out of bounds (borders, limits, whatever). } else { // Yes, you can safely use this index.

Check all instance variables of your servlets and controllers for likely suspects.

If it is the last variable, you must fill the space either with a new variable or with a dummy variable so that the segment length does not decrease. For instance: for (int i = 0; i < myArray.length; i++) { Notice the <, never mix a = in there.. To circumvent the problem, select File ► Page Setup, and change the Fit option to Wrap. How To Solve Java Lang Arrayindexoutofboundsexception 1 Skip navigation links Overview Package Class Use Tree Deprecated Index Help Java™PlatformStandardEd.8 PrevClass NextClass Frames NoFrames AllClasses Summary: Nested| Field| Constr| Method Detail: Field| Constr| Method Submit a bug or feature

Operating System and Release InformationProduct FamilyProductSystemProduct ReleaseSAS ReleaseReportedFixed*ReportedFixed*SAS SystemSAS Web Report StudioWindows Vista4.24.2_M29.2 TS2M09.2 TS2M3Microsoft Windows Server 2003 Enterprise Edition4.24.2_M29.2 TS2M09.2 TS2M3Microsoft® Windows® for x644.24.2_M29.2 TS2M09.2 TS2M3Microsoft Windows Server 2003 Datacenter You might want to be tempted to do something like this: for (int i = 1; i <= myArray.length; i++) { final int someint = myArray[i - 1] Just don't. Why is JK Rowling considered 'bad at math'? So for example: int[] array = new int[5]; int boom = array[10]; // Throws the exception As for how to avoid it...

runtime exceptions are ignored at the time of compilation.