Initialize array c
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Declare string array in c# without size.
Arrays
You can store multiple variables of the same type in an array data structure. You declare an array by specifying the type of its elements.
Array declaration in c
If you want the array to store elements of any type, you can specify as its type. In the unified type system of C#, all types, predefined and user-defined, reference types and value types, inherit directly or indirectly from Object.
An array is a reference type, so the array can be a nullable reference type.
The element types might be reference types, so an array can be declared to hold nullable reference types. The following example declarations show the different syntax used to declare the nullability of the array or the elements:
Uninitialized elements in an array are set to the default value for that type:
Important
In the preceding example, even though the type is , an array of non-nullable strings, the default value for each element is null.
The best way to initialize an array to non-null values is to use a collection expressions.
An array has the following properties:
- An array can be single-dimensional, multidimensional,
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