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

0 vote100 views1 answer
Battery status from whatsapp web
Python
0 vote110 views1 answer
Create a hexadecimal colour based on a string with python
Python
1 vote142 views1 answer
Passing user instance django form submission
Python Django
1 vote108 views2 answers
Python dictonary set default
Python
22 votes111 views4 answers
Palindrome words python
Python
0 vote121 views1 answer
Pytohn epsilon
Python
2 votes112 views2 answers
Python get location of script
Python
1 vote115 views1 answer
R2 score sklearn
Python
57 votes105 views3 answers
Python interpreter clear screen
Python
1 vote132 views1 answer
Install python packages from inside within python program
Python