Fixed #2841 -- Clarified documentation on procedure for field validation. Thanks, dave@avaragado.org.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@4886 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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@ -517,10 +517,10 @@ to put punctuation at the end of your validation messages.
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When are validators called?
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When are validators called?
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After a form has been submitted, Django first checks to see that all the
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After a form has been submitted, Django validates each field in turn. First,
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required fields are present and non-empty. For each field that passes that
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if the field is required, Django checks that it is present and non-empty. Then,
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test *and if the form submission contained data* for that field, all the
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if that test passes *and the form submission contained data* for that field, all
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validators for that field are called in turn. The emphasized portion in the
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the validators for that field are called in turn. The emphasized portion in the
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last sentence is important: if a form field is not submitted (because it
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last sentence is important: if a form field is not submitted (because it
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contains no data -- which is normal HTML behavior), the validators are not
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contains no data -- which is normal HTML behavior), the validators are not
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run against the field.
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run against the field.
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