![]() It’s useful forĭocumentation even if your field isn’t used on a form. help_text Extra “help” text to be displayed with the form widget. If callable it will be called every time a new object isĬreated. choices, max_length = 10 )įurther examples are available in the model field reference. CharField ( blank = True, choices = MedalType. CharField ( max_length = 60 ) medal = models. TextChoices ( 'MedalType', 'GOLD SILVER BRONZE' ) name = models. Standard text field and will limit choices to the choices given.įrom django.db import models class Runner ( models. Is given, the default form widget will be a select box instead of the choicesĪ sequence of 2-tuples to use as choices for this field. If a field has blank=False, the field will be required. If a field hasĪllow entry of an empty value. Default is False.īlank is validation-related. If True, the field is allowed to be blank. Ones: null If True, Django will store empty values as NULL in the database. They’re fully explained in the reference, but here’s a quick summary of the most often-used There’s also a set of common arguments available to all field types. Of the VARCHAR database field used to store the data. Max_length argument which specifies the size Each field takes a certain set of field-specific arguments (documented in the ![]()
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