I want to create a 2D array that each cell is an ArrayList!
If you want to create a 2D array of ArrayList
.Then you can do this :
ArrayList[][] table = new ArrayList[10][10]; table[0][0] = new ArrayList(); // add another ArrayList object to [0,0] table[0][0].add(); // add object to that ArrayList
Related Posts:
- How to create a Multidimensional ArrayList in Java?
- How to avoid “ConcurrentModificationException” while removing elements from `ArrayList` while iterating it? [duplicate]
- When to use LinkedList over ArrayList in Java?
- Convert list to array in Java [duplicate]
- Initialization of an ArrayList in one line
- How to avoid java.util.ConcurrentModificationException when iterating through and removing elements from an ArrayList
- How to sort an ArrayList?
- What’s the C++ version of Java’s ArrayList
- Create ArrayList from array
- Best way to convert an ArrayList to a string
- “Exception in thread “main” java.lang.IndexOutOfBoundsException: Index: 0, Size: 0″ with ArrayList?
- Best way to convert an ArrayList to a string
- Print ArrayList
- Print ArrayList
- How to make a deep copy of Java ArrayList
- Array ArrayList python equivalent
- Java ArrayList copy
- how to iterate in List
- > in java and set their values as we do in a normal int a[i][j] matrix type [duplicate]
- How to convert an ArrayList containing Integers to primitive int array?
- Print ArrayList
- How do I do a deep copy of a 2d array in Java?
- Why do I get an UnsupportedOperationException when trying to remove an element from a List?
- HashSet vs. ArrayList
- Java ArrayList replace at specific index
- How can I create an Array of ArrayLists?
- Error: cannot find symbol ArrayList
- java howto ArrayList push, pop, shift, and unshift
- Java Comparator class to sort arrays
- How to get the last value of an ArrayList
- How to add an object to an ArrayList in Java
- Add String Array to ArrayList
- Incompatible types List of List and ArrayList of ArrayList
- Getting the array length of a 2D array in Java
- Size has private access in ArrayList
- How to write a test class to test my code?
- Create a two dimensional string array anArray[2][2]
- How to convert a String into an ArrayList?
- Java ArrayList of Doubles
- How to get rows and columns count of a 2D array in Java?
- convert string to arraylist
in java - What is the difference between ArrayList.clear() and ArrayList.removeAll()?
- Multidimensional Arrays lengths in Java
- ShoppingCart.Java Program Assignment
- How Do I Implement an Insertion Sort Method for A Generic ArrayList?
- toring and Retrieving ArrayList values from hashmap
- return an ArrayList method
- How do I “decompile” Java class files? [closed]
- How do I compare strings in Java?
- What is null in Java?
- What is an illegal reflective access?
- Convert Set to List without creating new List
- MacOS Catalina(v 10.15.3): Error: “chromedriver” cannot be opened because the developer cannot be verified. Unable to launch the chrome browser
- Can I catch multiple Java exceptions in the same catch clause?
- What is the use of printStackTrace() method in Java?
- How do I limit the number of decimals printed for a double?
- Please initialize the log4j system properly warning
- Java – Best way to print 2D array?
- Convert array of strings into a string in Java
- What is Serialization?
- SSL and cert keystore
- What’s the difference between import java.util.*; and import java.util.stream;?
- How do I set the proxy to be used by the JVM
- Where to get the tools.jar to use with the Java 8 jdk early release
- int cannot be converted to string?
- What are the possible values of the Hibernate hbm2ddl.auto configuration and what do they do
- How to fix the Hibernate “object references an unsaved transient instance – save the transient instance before flushing” error
- InvocationTargetException when running a javafx program
- PersistentObjectException: detached entity passed to persist thrown by JPA and Hibernate
- Converting A String To Hexadecimal In Java
- javax.xml.bind.UnmarshalException: unexpected element (uri:””, local:”Group”)
- Enqueue, Dequeue and ViewQueue in Java
- org.xml.sax.SAXParseException: Content is not allowed in prolog
- Running Command Line in Java
- Working Soap client example
- How to convert an Instant to a date format?
- equivalent to push() or pop() for arrays?
- JaxbRepresentation gives error “doesnt contain ObjectFactory.class or jaxb.index”
- How do I fix a NoSuchMethodError?
- What is the Java equivalent for LINQ?
- “Expression expected” and “Cannot find symbol” error
- Android Studio ERROR: Cannot resolve symbol ‘View’
- Static Initialization Blocks
- “Picked up JAVA_TOOL_OPTIONS: -javaagent:/usr/share/java/jayatanaag.jar” when starting the Scala interpreter
- Swing/Java: How to use the getText and setText string properly
- Converting a 2-3-4 tree into a red black tree
- Generic stack implementation
- Java generating non-repeating random numbers
- java eclipse red exclamation mark
- Java FileOutputStream Create File if not exists
- Configure active profile in SpringBoot via Maven
- Is there any way to program Java on Visual Studio 2015
- Keylistener not working for JPanel
- How to specify the default error page in web.xml?
- Exception is never thrown in body of corresponding try statement
- Could not transfer artifact org.apache.maven.plugins:maven-surefire-plugin:pom:2.7.1 from/to central (http://repo1.maven.org/maven2)
- Using while loop as input validation [duplicate]
- java -version and javac -version showing different versions
- when spring boot startup,throw out the “method names must be tokens” exception
- How to get javax.comm API?
- how to convert exe file to .jar file? [duplicate]