Django regexvalidator example

Using regex validators in django models

from django.core.validators import RegexValidator
from django.db import models
PHONE_NUMBER_REGEX = RegexValidator(r'^[+]*[(]{0,1}[0-9]{1,4}[)]{0,1}[-\s\./0-9]*$', 'only valid email is required')
class SomeClass(models.Model):
  phone =  models.CharField(max_length=14, validators=[PHONE_REGEX])

Django regexvalidator example

# for outside model uses
from django.core.validators import RegexValidator

validate_alphanumeric = RegexValidator(r'^[a-zA-Z0-9]*$', 'Only alphanumeric characters are allowed.')
validate_alphanumeric("foo") # ok, nothing happens
validate_alphanumeric("++") # raises a ValidationError

ValidationError: [u'Only alphanumeric characters are allowed.']

Source: stackoverflow.com

Similar codes

1 vote334 views1 answer
Pandas dataframe convert nan to string
Python
0 vote339 views1 answer
Python structure like c
Python
1 vote406 views4 answers
Join tables in django orm
Python Django
0 vote344 views5 answers
Difference between cut and qcut pandas
Python
13 votes390 views4 answers
Python calculate age from date of birth
Python
1 vote322 views2 answers
Remove 1st column pandas
Python
0 vote340 views1 answer
Create folders with subfolders python
Python
0 vote341 views1 answer
Not to display column tree odoo 8
Python
5 votes338 views1 answer
Python leap year solution
Python
0 vote353 views1 answer
AttributeError: 'QuerySet' object has no attribute django
Python