David
David

Reputation: 1861

What is the javascript regex to return only the numeric portion of an SSN

var ssn = "123-45-6789";

What is the javascript regex to return only the numeric portion of SSN? I need to test that they entered exactly 9 digits.

I don't know why I just have to re-learn regex the few times a year I need it. I've got a block for regex.

Thanks ever so much.

Upvotes: 1

Views: 435

Answers (1)

Jerod Venema
Jerod Venema

Reputation: 44642

var digits = ssn.replace(/\D/g,'');

Simply removes all non-digit characters.

Upvotes: 7

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