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Help: Document string(REGEX) input concatentation (#15742)

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These commands concatenate all their input before matching.  Document
this behavior.
This commit is contained in:
Brad King 2015-09-14 10:37:59 -04:00
parent 5f2c47c44c
commit 3809150a38
1 changed files with 3 additions and 0 deletions
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Help/command/string.rst
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@ -46,6 +46,7 @@ REGEX MATCH
<output variable> <input> [<input>...]) <output variable> <input> [<input>...])
Match the regular expression once and store the match in the output variable. Match the regular expression once and store the match in the output variable.
All ``<input>`` arguments are concatenated before matching.
REGEX MATCHALL REGEX MATCHALL
"""""""""""""" """"""""""""""
@ -57,6 +58,7 @@ REGEX MATCHALL
Match the regular expression as many times as possible and store the matches Match the regular expression as many times as possible and store the matches
in the output variable as a list. in the output variable as a list.
All ``<input>`` arguments are concatenated before matching.
REGEX REPLACE REGEX REPLACE
""""""""""""" """""""""""""
@ -69,6 +71,7 @@ REGEX REPLACE
Match the regular expression as many times as possible and substitute the Match the regular expression as many times as possible and substitute the
replacement expression for the match in the output. replacement expression for the match in the output.
All ``<input>`` arguments are concatenated before matching.
The replace expression may refer to paren-delimited subexpressions of the The replace expression may refer to paren-delimited subexpressions of the
match using ``\1``, ``\2``, ..., ``\9``. Note that two backslashes (``\\1``) match using ``\1``, ``\2``, ..., ``\9``. Note that two backslashes (``\\1``)