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 vote242 views3 answers
From unix timestamp to datetime pandas
Python
0 vote166 views1 answer
Rounding a number high up
Python
24 votes196 views6 answers
Merge two columns pandas
Python
2 votes195 views2 answers
Null=true django
Python
3 votes178 views2 answers
How to change role permissions in discord.py
Python
1 vote173 views1 answer
Python dynamic object
Python
2 votes197 views4 answers
Rick astley
Python
3 votes191 views2 answers
Python find largest variable
Python
0 vote182 views1 answer
Python program for grocery store
Python
0 vote187 views1 answer
To visualize the correlation between any two columns | scatter plot graph
Python