Regular Expressions 101

Community Patterns

1

sophos

Python
my first one
Submitted by bwl - 8 years ago
1

---

ECMAScript (JavaScript)
Submitted by rs - 8 years ago
1

me

Python
me
Submitted by me - 8 years ago
1

me

Python
paypal accounts
Submitted by jhon - 8 years ago

Username Validation

1

Regular Expression
Python

r"
^(?=.{4,32}$)(?![_.-])(?!.*[_.]{2})[a-zA-Z0-9._-]+(?<![_.])$
"

Description

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Submitted by Rajesh Jayaswal - 8 years ago