public static void TryCopyToShorter()
{
int[] src = { 1, 2, 3 };
int[] dst = { 99, 100 };
Span<int> srcSpan = new Span<int>(src);
bool success = srcSpan.TryCopyTo(dst);
Assert.False(success);
int[] expected = { 99, 100 };
Assert.Equal<int>(expected, dst); // TryCopyTo() checks for sufficient space before doing any copying.
}