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From: Cezary Tomczyk <cezary.tomczyk@gmail.com>
Newsgroups: comp.lang.javascript
Subject: Re: regexp 0 - 3 digits
Date: Wed, 15 Mar 2017 06:42:10 +0100
Organization: csiph.com Internet News Service
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On 15/03/2017 04:55, JJ wrote:
> On Wed, 15 Mar 2017 14:39:22 +1100, Andrew Poulos wrote:
>> I have this string
>>    dd:dd:dd,ddd
>> where the d's are digits and I'm using this to match it
>>    match(/^[0-9][0-9]:[0-9][0-9]:[0-9][0-9],[0-9][0-9][0-9]/);
>>
>> Now I find that after the comma there may be from 0 to 3 digits.
>>
>> How can I modify the expression to handle that?
>>
>> Andrew Poulos
>
>   /^[0-9][0-9]:[0-9][0-9]:[0-9][0-9],[0-9]{0,3}/
>
> You can short it to:
>
>   /^[0-9]{2}:[0-9]{2}:[0-9]{2},[0-9]{0,3}/

or to:

/^[\d]{2}:[\d]{2}:[\d]{2},[\d]{0,3}/

-- 
Cezary Tomczyk
http://www.ctomczyk.pl/
https://www.aslint.org/ - Accessibility linting tool