![ Array are the homogeneous(similar) collection of data types.
Array Size remains same once created.
Simple Declaration format for creating an array
type [ ] identifier = new type [integral value];](https://image.slidesharecdn.com/arrayinc-190430055621/85/Array-in-c-2-320.jpg)
![ You declare an array variable by specifying:
◦ The element type of the array.
◦ The rank of the array.
◦ The name of the variable
This specifies the rank of the
array
This specifies the name of the array variable
This specifies the element type of the
array
type[ ] name;](https://image.slidesharecdn.com/arrayinc-190430055621/85/Array-in-c-3-320.jpg)
![ The one dimensional array or single
dimensional array in C# is the simplest type
of array that contains only one row for
storing data.
Declaration: double[] balance = new
double[10];](https://image.slidesharecdn.com/arrayinc-190430055621/85/Array-in-c-7-320.jpg)
![int [] marks = new int[2] { 99, 98, 92, 97, 95};
int[] score = marks;](https://image.slidesharecdn.com/arrayinc-190430055621/85/Array-in-c-8-320.jpg)
![ Multi-dimensional arrays are also called
rectangular array.
Stored sequentially.
It contains more than one rows.
Declaration: type[,] array = new type[9, 9];
array[3,8] = 100;](https://image.slidesharecdn.com/arrayinc-190430055621/85/Array-in-c-9-320.jpg)
![string[,] array2Db = new string[3, 2]
{ { "one", "two" }, { "three", "four" }, { "five", "six"
} };](https://image.slidesharecdn.com/arrayinc-190430055621/85/Array-in-c-10-320.jpg)
![ A jagged array is an array whose elements are
arrays.
The elements of a jagged array can be of
different dimensions and sizes.
Declaration:
int[][] jaggedArray = new int[3][];](https://image.slidesharecdn.com/arrayinc-190430055621/85/Array-in-c-11-320.jpg)
![int[][,] jagged = new int[3][,]
{ new int[,] { {1,3}, {5,7} },
new int[,] { {0,2}, {4,6}, {8,10} },
new int[,] { {11,22}, {99,88}, {0,9} } };](https://image.slidesharecdn.com/arrayinc-190430055621/85/Array-in-c-12-320.jpg)
Array in c#
- 2. Array are the homogeneous(similar) collection of data types. Array Size remains same once created. Simple Declaration format for creating an array type [ ] identifier = new type [integral value];
- 3. You declare an array variable by specifying: ◦ The element type of the array. ◦ The rank of the array. ◦ The name of the variable This specifies the rank of the array This specifies the name of the array variable This specifies the element type of the array type[ ] name;
- 5. Methods of creating and initializing arrays at compile time
- 6. Array Single Dimensional Array Multi-Dimensional Array Jagged Array
- 7. The one dimensional array or single dimensional array in C# is the simplest type of array that contains only one row for storing data. Declaration: double[] balance = new double[10];
- 8. int [] marks = new int[2] { 99, 98, 92, 97, 95}; int[] score = marks;
- 9. Multi-dimensional arrays are also called rectangular array. Stored sequentially. It contains more than one rows. Declaration: type[,] array = new type[9, 9]; array[3,8] = 100;
- 10. string[,] array2Db = new string[3, 2] { { "one", "two" }, { "three", "four" }, { "five", "six" } };
- 11. A jagged array is an array whose elements are arrays. The elements of a jagged array can be of different dimensions and sizes. Declaration: int[][] jaggedArray = new int[3][];
- 12. int[][,] jagged = new int[3][,] { new int[,] { {1,3}, {5,7} }, new int[,] { {0,2}, {4,6}, {8,10} }, new int[,] { {11,22}, {99,88}, {0,9} } };