Hi, David,

Thanks for the reply. However str() doesn't tell me exactly which element is
different. I expect to see a is identical to b. But if there is some minor
difference (usually by human mistake), I want to know which element
(numerical or character) is different.

Jun

On Wed, Apr 7, 2010 at 8:36 PM, David Winsemius <dwinsemius@comcast.net>wrote:

>
> On Apr 7, 2010, at 9:31 PM, Jun Shen wrote:
>
>  Dear all,
>>
>> I understand identical (a,b) will tell me if a and b are exactly the same
>> or
>> not. But what if they are different, is there anyway to tell which
>> element(s) are different? Thanks.
>>
>
> You could try:
>
>  str(a); str(b)
>
>
> David Winsemius, MD
> West Hartford, CT
>
>

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