| Re: Manipulation of array [message #92156 is a reply to message #92155] |
Tue, 20 October 2015 23:19  |
d.poreh
Messages: 406
Registered: October 2007
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Senior Member |
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On Tuesday, October 20, 2015 at 9:00:18 PM UTC+3:30, fawltyl...@gmail.com wrote:
> On Tuesday, October 20, 2015 at 7:12:24 PM UTC+2, dave poreh wrote:
>> Folks,
>> Hi,
>> I have an array like this:
>> .....
>>
>> 1.4230952e+01 4.1166347e+01 1.2507140e+00
>> 1.4227723e+01 4.1166677e+01 1.1362271e+00
>> 1.4237998e+01 4.1164458e+01 6.1420846e-01
>> 1.4243945e+01 4.1163519e+01 9.6166451e-01
>> 1.4240970e+01 4.1163741e+01 5.1939466e-01
>> 1.4222639e+01 4.1165726e+01 9.7572900e-01
>> 1.4234044e+01 4.1163449e+01 1.7582878e+00
>> 1.4223516e+01 4.1164088e+01 9.9535919e-01
>> 1.4232525e+01 4.1162614e+01 9.5377207e-01
>> 1.4236729e+01 4.1161653e+01 6.0755449e-01
>>
>> .....
>> and i want to select the lines with this attribute (n is the matrix's name):
>>
>> idx=where(n[2,*] ge -10 and n[2,*] le 10, count)
>>
>> that says select the lines that third column are between -10 and 10.
>> At the end
>>
>> m=reform(n(idx),3, 28548)
>>
>> BUT it is not working for me and the final array is like this:
>>
>> 14.2361 41.1661 0.928023
>> 14.2310 41.1663 1.25071
>> 14.2277 41.1667 1.13623
>> 14.2380 41.1645 0.614208
>> 14.2439 41.1635 0.961664
>> 14.2410 41.1637 0.519395
>> 14.2226 14.2235 0.607554
>> 14.2266 41.1617 -26.9755
>> 41.1580 -15.8549 14.3032
>> -5.20631 14.3030 41.1567
>> 29.9021 41.1564 41.1564
>> 14.3038 14.3019 41.1563
>> 41.1564 41.1584 14.2994
>> 41.1584 14.2988 14.3000
>> 41.1579 14.2980 41.1580
>> -35.7340 14.2972 41.1575
>> .....
>> As you can see the data is mixed somehow>
>> Can someone pls give me some hand:)
>> Thanks in advance,
>> Cheers,
>> Dave
>
> m=n[*,idx]
>
> regards,
> Lajos
Thanks Lajos :)
It works like a charm :)
Best,
Cheers,
Dave
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