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C Sharp Collections Assignment Help
COLLECTIONS
- It is a special className
- It is mainly designed for data storing and retrieving
- It supports stacks, queues, lists, hash tables
- It actually implements common interfaces
- It helps in dynamic memory allocation to an elements
- It accesses a list of values based on an index
- Object classNameis the base classNamefor all the classes
- Here, it generates object collections of the classNameObject
The different Collection Classes
The System.Collection namespace has different common classNameusages
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ArrayList
- It an another choice for an array (substitute)
- It highlights an sequential collection of an object
- Its are all indexed separately
- Here elements can be added and eliminated from the list at a pointed position
- It is achieved by means of an index
- The array manipulates themself dynamically
- It supports dynamic way of memory allocation
- It also supports addition of an elements, sorting and searching elements in a list
Example
The below example depicts the usages of Arraylist in a program and its few methods
HashTable
- It is a classNamewhich is perfectly organised
- It represents set of value and key pairs
- It organization works on the hash code of a key
- To get the elements value in the collection list the key value is used
- It is required to access values based on a key
- It always comes in a key and value pair
- It is impossible to access an item in a collection without a key
- The key is employed to use the elements in the group.
Example
The following example shows how to use Hashtable and its few methods
Sorted List
- It depicts a set of key + value pairs
- It is arranged in order based upon the key value
- It can be operated by key and an index value
- It is a merge of array and hash table concepts
- Using key or an index value elements list can be accessed
- Using index accessing elements is an arraylist
- Using key accessing elements is hashtable
- But the elements are sorted only by the value of a key
Example
The below example showcases the usages of Sorted list and its methods in a program
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