Question 1

What does the Password Length Validation regex pattern do?

Accepted Answer

Matches any string between 8 and 128 characters long. The dotAll flag (s) allows dots to match newlines. No character type restrictions.

Question 2

How do I use the Password Length Validation regex in JavaScript?

Accepted Answer

Use the pattern /^.{8,128}$/s with the String.match() or String.matchAll() method. For example: const matches = text.match(/^.{8,128}$/s);

Question 3

What regex flags does this pattern use?

Accepted Answer

This pattern uses the dotAll flag (s).

Question 4

Which programming languages support this regex?

Accepted Answer

Fully supported in JS, PYTHON, JAVA, PHP, GO

Question 5

What strings does this regex match?

Accepted Answer

This pattern matches strings like: my-passphrase-is-long, 12345678, P@$$w0rd!. It does not match strings like: short, 1234567, ab.

Password Length Validation

Pattern