regexp_replace

Replaces the substring that is the first match to the POSIX regular expression pattern, or all such matches if the g flag is used; see Section 9.7.3.

English manual coverage begins with PostgreSQL 7.1. Source history and runtime observations have their own recorded version boundaries.

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group: string
group label: 字符串函数和操作符
lang: en
layout: table-new
pages: functions-string.html
prose only: false

Definition PG 18

Replaces the substring that is the first match to the POSIX regular expression pattern, or all such matches if the g flag is used; see Section 9.7.3.

Signatures and overloads

regexp_replace ( string text, pattern text, replacement text [, flags text] ) → text → text

Replaces the substring that is the first match to the POSIX regular expression pattern, or all such matches if the g flag is used; see Section 9.7.3.

regexp_replace ( string text, pattern text, replacement text, start integer [, N integer [, flags text] ] ) → text → text

Replaces the substring that is the N'th match to the POSIX regular expression pattern, or all such matches if N is zero, with the search beginning at the start'th character of string. If N is omitted, it defaults to 1. See Section 9.7.3.

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Complete source facts

documentation revision

{"inputs":[{"file":"functions-string.html","kind":"same-version-reviewed-manual","locale":"en","sha256":"dbe9f91e55c35969d99a8d2697b6f7bd5388a24ccc2b89706a666f176025f1e2","version":"18.7"},{"file":"functions-string.html","kind":"same-version-reviewed-manual","locale":"zh-Hans","sha256":"7eecd3bb343149124be0476a539f3c682476eab2a15489a0e0ad06fbb769ea9e","version":"18.7"}],"release":"18.7","runtime_remeasured":false,"source_revision":"pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552"}

Source references

Original manual reference

Full definition and evidence JSON

Definition sources

center · PostgreSQL 18 · wiki-repair-20261023:138a1a2297246185bac0f17789a59927786db84285f5b3bafaabf4bfc99cf941

Text language: en · wiki-repair-20261023:138a1a2297246185bac0f17789a59927786db84285f5b3bafaabf4bfc99cf941