From: Robert Klemme <shortcutter@...>
Date: 2008-08-20T02:31:35+09:00
Subject: Re: Find element in array of hashes

On 19.08.2008 18:47, Adgar Marks wrote:
> Thanks for the fast answer,
> 
> Robert Klemme wrote:
>> On 19.08.2008 18:13, Adgar Marks wrote:
>>> _FilesData << { :FileName =>  splitLine[8]      ,
>>>                 :Year     =>  year              ,
>>>                 :Month    =>  month             ,
>>>                 :Day      =>  day               ,
>>>                 :Suffix   =>  suffix            ,
>>>                 :JDay     =>  jday              ,
>>>                 :Size     =>  splitLine[4].to_i  }
>> I assume _DownloadData and _FilesData are of type Array.
>>
>>> I would like to know if FileName from _FileesData is in _DownloadData
>>> and later or if the two files have the same size.
>>>
>>> I tried to write it like this:
>>> if _DownloadData[:FileName].include?( _FilesData[:FileName] )
>>>
>>> and i already got an error.
>> Well, if they are arrays you rather need something like this:
>>
>> _DownloadData.each |dl|
>>    x = _FilesData.find {|fl| fl[:FileName] == dl[:FileName]}
>>    if x
>>      # found
>>    end
>> end
> 
> this x, is simply "true" or "fales", it is not exactly the solution i am 
> searching for. I would like to find a file name from one array of hashes 
> in the array hashes and then to compair the file size of both identical 
> filenames...

This shows that you did not try it out or read the docs.  Sorry to say that.

	robert