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

2 votes215 views1 answer
Python method to check for uppercase character
Python
13 votes263 views1 answer
Python read text file into string
Python
2 votes255 views1 answer
Make a script run itself again python
Python
19 votes242 views6 answers
For loop
Python
1 vote201 views1 answer
Serving static audio files with flask in react
Python
0 vote216 views1 answer
Multiplication table with three lines of code in python
Python
2 votes219 views1 answer
Tk table python
Python
0 vote224 views1 answer
Reverse relationship in django for one to one field for usage in Django rest serializer
Python
0 vote210 views1 answer
Python flask how to remove last character from string
Python Flask
3 votes226 views3 answers
Use model from checkpoint tensorflow
Python