From 466b138ea211fc9187965bd52ec68c65da4e9490 Mon Sep 17 00:00:00 2001
From: "Joachim Wuttke (o)" <j.wuttke@fz-juelich.de>
Date: Mon, 17 Feb 2020 17:37:59 +0100
Subject: Help: string: regex match and replace is a subcase of Search&Replace

---
 Help/command/string.rst | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/Help/command/string.rst b/Help/command/string.rst
index 81a2061..ba7c656 100644
--- a/Help/command/string.rst
+++ b/Help/command/string.rst
@@ -11,8 +11,6 @@ Synopsis
   `Search and Replace`_
     string(`FIND`_ <string> <substring> <out-var> [...])
     string(`REPLACE`_ <match-string> <replace-string> <out-var> <input>...)
-
-  `Regular Expressions`_
     string(`REGEX MATCH`_ <match-regex> <out-var> <input>...)
     string(`REGEX MATCHALL`_ <match-regex> <out-var> <input>...)
     string(`REGEX REPLACE`_ <match-regex> <replace-expr> <out-var> <input>...)
@@ -47,6 +45,9 @@ Synopsis
 Search and Replace
 ^^^^^^^^^^^^^^^^^^
 
+Search and Replace With Plain Strings
+"""""""""""""""""""""""""""""""""""""
+
 .. _FIND:
 
 .. code-block:: cmake
@@ -74,8 +75,8 @@ so strings containing multi-byte characters may lead to unexpected results.
 Replace all occurrences of ``<match_string>`` in the ``<input>``
 with ``<replace_string>`` and store the result in the ``<output_variable>``.
 
-Regular Expressions
-^^^^^^^^^^^^^^^^^^^
+Search and Replace With Regular Expressions
+"""""""""""""""""""""""""""""""""""""""""""
 
 .. _`REGEX MATCH`:
 
@@ -87,6 +88,7 @@ Regular Expressions
 Match the ``<regular_expression>`` once and store the match in the
 ``<output_variable>``.
 All ``<input>`` arguments are concatenated before matching.
+Regular expressions are specified in the subsection just below.
 
 .. _`REGEX MATCHALL`:
 
-- 
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