Re: Suppress decimal point like digits in to_char?

On Mon, Mar 14, 2016 at 3:31 AM, Francisco Olarte <folarte(at)peoplecall(dot)com>
wrote:

> Hi;
>
> On Mon, Mar 14, 2016 at 2:53 AM, David G. Johnston
> <david(dot)g(dot)johnston(at)gmail(dot)com> wrote:
> > On Sunday, March 13, 2016, Ken Tanzer <ken(dot)tanzer(at)gmail(dot)com> wrote:
> ....
> > Typically if I'm going to format any currency amount with pennies I would
> > format all values, even those with zero pennies, to the same precision.
> > Typically when displaying such amounts I'd right-justify the values and
> thus
> > cause the decimals to line up.
>
> But a right-aligning string output routine needs to be used.
>
>
> cdrs=> select val, tc, '"'||tc||'"' as quoted,
> '"'||regexp_replace(tc,'\.$',' ')||'"' as replaced from (select val,
> to_char(val::decimal(6,2),'FM999,990D99') as tc from (values
> (1234),(1.05),(0)) as v(val)) as w;
> val | tc | quoted | replaced
> ------+--------+----------+------------
> 1234 | 1,234. | "1,234." | "1,234 "
> 1.05 | 1.05 | "1.05" | "1.05"
> 0 | 0. | "0." | "0 "
> (3 rows)
>
> Summarising, any combination can be easily done with a single round of
> replace.
>
>
​See also:

http://www.postgresql.org/docs/9.5/interactive/functions-string.html

​
format(formatstr text [, formatarg "any" [, ...] ])

​David J.​