Author: gabrielhurley Date: 2010-12-28 18:04:06 -0600 (Tue, 28 Dec 2010) New Revision: 15091
Modified: django/branches/releases/1.2.X/docs/ref/models/fields.txt Log: [1.2.X] Fixed #14403 -- Provided some extra resources on the difference between FloatField and DecimalField in the model field reference. Thanks to typeshige for the report and trebor74hr and dmedvinsky for the draft patch. Backport of [15090] from trunk. Modified: django/branches/releases/1.2.X/docs/ref/models/fields.txt =================================================================== --- django/branches/releases/1.2.X/docs/ref/models/fields.txt 2010-12-29 00:03:02 UTC (rev 15090) +++ django/branches/releases/1.2.X/docs/ref/models/fields.txt 2010-12-29 00:04:06 UTC (rev 15091) @@ -455,6 +455,12 @@ The admin represents this as an ``<input type="text">`` (a single-line input). +.. note:: + + For more information about the differences between the + :class:`FloatField` and :class:`DecimalField` classes, please + see :ref:`FloatField vs. DecimalField <floatfield_vs_decimalfield>`. + ``EmailField`` -------------- @@ -661,6 +667,20 @@ The admin represents this as an ``<input type="text">`` (a single-line input). +.. _floatfield_vs_decimalfield: + +.. admonition:: ``FloatField`` vs. ``DecimalField`` + + The :class:`FloatField` class is sometimes mixed up with the + :class:`DecimalField` class. Although they both represent real numbers, they + represent those numbers differently. ``FloatField`` uses Python's ``float`` + type internally, while ``DecimalField`` uses Python's ``Decimal`` type. For + information on the difference between the two, see Python's documentation on + `Decimal fixed point and floating point arithmetic`_. + +.. _Decimal fixed point and floating point arithmetic: http://docs.python.org/library/decimal.html + + ``ImageField`` -------------- -- You received this message because you are subscribed to the Google Groups "Django updates" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/django-updates?hl=en.
