Thanks Alex, it cleared some of my questions. Before I thought that the width is only for the integer and do not consider the number of decimal places.
-Leo On Wed, Apr 30, 2014 at 12:22 AM, Alex Mandel <[email protected]>wrote: > Close, I believe width is total number of characters. And yes precision > is just the number of characters to the right of the decimal. > so 12 w 5 p means 7char.5char > Which is why I suggested 12 w 8 p > -120.12345678 > 38.12345678 > > I don't recall if a negative counts as a char, I don't think it does on > a real. 8 after the decimal is a common amount of precision, the last > couple of digits take you down to meter/submeter. I'd have to look up > exactly where it gets you I don't recall right now. > > Thanks, > Alex > > On 04/28/2014 10:23 PM, Leo Kris Palao wrote: > > Hi Alex, > > > > Thanks for you comment. I have already solved the issue. When I first > > created the field I set the width to 3 and precision to 5 - this is where > > my values were rounded to whole number. But when I tried it the second > > time, I leave the width to its default value of 12 and adjusted the > > precision to 5 my value were not rounded (i got the correct values). The > > width supposed to be the number of characters for the integer and > precision > > is the decimal places. > > > > Thanks, > > -Leo > > > > > > On Tue, Apr 29, 2014 at 11:29 AM, Alex Mandel < > [email protected]>wrote: > > > >> On 04/28/2014 06:54 PM, Leo Kris Palao wrote: > >>> Dear QGIS users, > >>> > >>> Good day! > >>> > >>> I want to get the longitude and latitude coordinate values of my > points. > >> I > >>> used Geometry > $x and Geometry > $y to derive longitude and latitude > of > >> my > >>> points. It give me correct values but when I exit editing mode the > values > >>> were rounded to whole number. For instance: > >>> > >>> my Lon values is 95.94592 but when I exit editing mode this value is > >>> converted to 95.00000 > >>> > >>> Thanks in advance for any help. > >>> > >>> -Leo > >> > >> New field or existing field? > >> Hopefully with a new field you picked Text, and changed the maximum > >> width. That is assuming you wanted to get 38.345 95.945 etc > >> If you wanted to fields, then use Decimal Number(real), and do each one > >> at a time. Now when you pick real, you have set the Precision. Precision > >> is the number of values after the decimal (to the right). Typical GIS > is 8. > >> > >> So to store 1 coordinate: > >> Decimal Field (real) > >> Width 12 > >> Precision 8 > >> > >> Now if it's an existing field, just make a new field because it sounds > >> like the old field isn't set right. > >> > >> If that doesn't help, can you tell use what version of QGIS and what > >> operating system(including version). > >> > >> Thanks, > >> Alex > >> > > > > > > > > _______________________________________________ > > Qgis-user mailing list > > [email protected] > > http://lists.osgeo.org/mailman/listinfo/qgis-user > > > > -- *LEO KRIS MARIANO PALAO* Social Sciences Division International Rice Research Institute Website: www.irri.org Mobile #: 0932-847-6644
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