| From: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, John Naylor <john(dot)naylor(at)enterprisedb(dot)com> |
| Subject: | Re: Non-decimal integer literals |
| Date: | 2022-01-26 16:19:15 |
| Message-ID: | fc8e89a7-57b7-b495-320c-e91a194591ee@dunslane.net |
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| Thread: | |
| Lists: | pgsql-hackers |
On 1/25/22 13:43, Alvaro Herrera wrote:
> On 2022-Jan-24, Peter Eisentraut wrote:
>
>> +decinteger {decdigit}(_?{decdigit})*
>> +hexinteger 0[xX](_?{hexdigit})+
>> +octinteger 0[oO](_?{octdigit})+
>> +bininteger 0[bB](_?{bindigit})+
> I think there should be test cases for literals that these seemingly
> strange expressions reject, which are a number with trailing _ (0x123_),
> and one with consecutive underscores __ (0x12__34).
>
> I like the idea of these literals. I would have found them useful on
> many occassions.
+1. I can't remember the number of times I have miscounted a long string
of digits in a literal.
cheers
andrew
--
Andrew Dunstan
EDB: https://www.enterprisedb.com
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