Vim global replacement command

Syntax: [ADDR] S/source string/destination string/[Option] global replacement command: % S/source string/destination string/g [ADDR] indicates the search range. If it is omitted, it indicates the current row.For example, "1st" indicates the number of rows from to 20; "%" indicates the entire file, which is the same as "1, $"; "., $": from the current row to the end of the file; S: indicates the replacement operation. [Option]: indicates the operation type.For example, G indicates global replacement; c Indicates confirming P indicates that the replacement result is displayed row by row (CTRL + l restore screen); if option is omitted, only the first matching string in each line is replaced; if special characters appear in the source string and target string, escape them "\" The following are some examples:  The following are some examples:# Replace that or this with this or that
: % S/\ (that \) or \ (this \)/\ U \ 2 or \ L \ 1/
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# Replace child at the end of a sentence with children
: % S/child \([,.;! :?] \)/Children \ 1/g
--
# Change MGI/R/abox to MGI/R/asquare
: G/Mg \ ([Ira] \) box/S // mg // my \ 1 square/g <=>: g/mg [Ira] box/S/box/square/g
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# Replace multiple spaces with one space
: % S/* // G
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# Use spaces to replace one or more spaces after the ending periods or colons
: % S/\ ([:.] \) */\ 1/g
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# Deleting all empty rows
: G/^ $/d
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# Delete all blank and empty rows
: G/^ [] [] * $/d
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# Insert two blank spaces at the beginning of each line
: % S/^/>/
--
# Add at the end of the next six rows.
:., 5/$ /./
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# Reversing the object's line Order
: G/. */m0o <=>: G/^/m0o
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# Search for the starting line that is not a number and move it to the end of the file
: G! /^ [0-9]/M $ <=> G/^ [^ 0-9]/M $
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# Copy 10 words from lines 12th to 17 of the file to the end of the current file
: G/^/T $
~~~~ Function of repeated times
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# Write the content of the second row below the beginning of chapter to the begin File
: G/^ chapter/. + 2 W> begin
--
:/^ Part2/,/^ Part3/G/^ chapter/. + 2 W> begin
--
:/^ Part2/,/^ Part3/G/^ chapter/. + 2 W> begin | + T $