regexp_replace - Mailing list pgsql-patches

From Atsushi Ogawa
Subject regexp_replace
Date
Msg-id PIEMIKOOMKNIJLLLBCBBCEADCJAA.a_ogawa@hi-ho.ne.jp
Whole thread Raw
Responses Re: regexp_replace  (Andrew Dunstan <andrew@dunslane.net>)
Re: regexp_replace  (Bruce Momjian <pgman@candle.pha.pa.us>)
List pgsql-patches
I made the patch that implements regexp_replace again.
The specification of this function is as follows.

regexp_replace(source text, pattern text, replacement text, [flags text])
returns text

Replace string that matches to regular expression in source text to
replacement text.

 - pattern is regular expression pattern.
 - replacement is replace string that can use '\1'-'\9', and '\&'.
    '\1'-'\9': back reference to the n'th subexpression.
    '\&'     : entire matched string.
 - flags can use the following values:
    g: global (replace all)
    i: ignore case
    When the flags is not specified, case sensitive, replace the first
    instance only.

regards,

--- Atsushi Ogawa

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