Jul 29, 2009 · This answer fails to properly address the question: "How do I declare and initialize an array in Java?" Other answers here show that it is simple to initialize float and int arrays when they …

Jul 15, 2009 · How do I determine whether an array contains a particular value in Java? Asked 16 years, 7 months ago Modified 5 months ago Viewed 2.9m times

May 16, 2010 · The size of an array can't be modified. If you want a bigger array you have to instantiate a new one. A better solution would be to use an ArrayList which can grow as you need it. The …

An empty array is an array with no elements. For non-empty arrays, elements are initialized to their default value.

The length of an array in Java is immutable. So, you need to copy the desired part into a new array. Use copyOfRange method from java.util.Arrays class:

Jun 6, 2012 · Returns a string representation of the contents of the specified array. The string representation consists of a list of the array's elements, enclosed in square brackets ("[]"). Adjacent …

An array initializer creates an array and provides initial values for all its components. and this is irrespective of whether the array is an instance variable or local variable or class variable.

Jan 26, 2010 · java.util.Collections.reverse() can reverse java.util.List s and java.util.Arrays.asList() returns a list that wraps the the specific array you pass to it, therefore yourArray is reversed after the …

42 You can't remove an element from the basic Java array. Take a look at various Collections and ArrayList instead.

Jul 25, 2012 · When creating a 2D array, how does one remember whether rows or columns are specified first?