What is the regex for discord username?

The regex pattern for discord username is `^[a-z0-9_.]{2,32}$`. This pattern validates discord username (2-32 chars, lowercase alphanumeric with dots and underscores).

How do I use this regex in JavaScript?

In JavaScript, create the regex with `const regex = /^[a-z0-9_.]{2,32}$/;` and test with `regex.test(yourValue)`. It returns `true` if the value matches.

How do I use this regex in Python?

In Python, use `import re; re.match(r'^[a-z0-9_.]{2,32}$', value)`. The raw string prefix (`r`) prevents Python from interpreting backslashes as escape characters.

Is this regex case-sensitive?

By default, yes. To make it case-insensitive, add the `i` flag in JavaScript (`/^[a-z0-9_.]{2,32}$/i`) or use `re.IGNORECASE` in Python.

Regex for Discord Username

Regex Pattern

^[a-z0-9_.]{2,32}$

Discord username (2-32 chars, lowercase alphanumeric with dots and underscores)

Quick Answer

The regex pattern for discord username is `^[a-z0-9_.]{2,32}$`. Discord username (2-32 chars, lowercase alphanumeric with dots and underscores). This works in JavaScript, Python, Ruby, PHP, Java, and most regex engines that support PCRE syntax.

Test Examples

Input	Result
john_doe	✓ Matches
user.name	✓ Matches
player123	✓ Matches
a	✗ No match
HAS-UPPER	✗ No match
has space	✗ No match
toolongusernameabcdefghijklmnopqrst	✗ No match

Code Examples

javascript

const regex = /^[a-z0-9_.]{2,32}$/;
const isValid = regex.test(value);

python

import re
pattern = r'^[a-z0-9_.]{2,32}$'
if re.match(pattern, value):
    print("valid")

ruby

pattern = /^[a-z0-9_.]{2,32}$/
if value =~ pattern
  puts "valid"
end

php

if (preg_match('/^[a-z0-9_.]{2,32}$/', $value)) {
    echo "valid";
}

java

String pattern = "^[a-z0-9_.]{2,32}$";
boolean isValid = value.matches(pattern);

Frequently Asked Questions

Related Regex Patterns

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Standard base64 encoded string

Alphanumeric Username

Username with letters, digits, underscores (3-16 chars)