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Compiler Error CS0248 

Error Message

Cannot create an array with a negative size

An array size was specified with a negative number. For more information, see Arrays (C# Programming Guide).

Example

The following sample generates CS0248:

// CS0248.cs
class MyClass
{
    public static void Main()
    {
        int[] myArray = new int[-3] {1,2,3};   // CS0248, pass a nonnegative number
    }
}

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