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Never attempt to catch an IndexOutOfRangeException when using arrays. This exception can be avoided simply by making sure your index is within the range - which in arrays means larger than -1 and smaller than array.Length.
For more information, read Eric Lippert's blog post entitled Vexing Exceptions
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If you are intentionally accessing something outside the array, put the code in a try/catch block:
Nope, it is not intentionally the purpose here is only to check the element neighbors only
Never attempt to catch an
IndexOutOfRangeExceptionwhen using arrays. This exception can be avoided simply by making sure your index is within the range - which in arrays means larger than -1 and smaller than array.Length.For more information, read Eric Lippert's blog post entitled Vexing Exceptions