Vim Text Substitution command

Text substitution in vim:      1.   Replace the contents of the current line:    :s/from/to/    (S is substitude)          :s/from/to/    :   replaces the first from in the current line with a to. If the current row contains more than one                              from, only the first one is replaced.         :s/from/to/g    :   Replaces all the from in the current row with to.         :S/FROM/TO/GC   :   Replaces all the from in the current row with to, but each time the substitution is                               will ask the user to confirm this action.           Note: Both from and to can be any string, where the from can also be a regular expression.      2.   Replace the contents of a line:      : 33s/from/to/g        :.s/from/to/g   :   Replace operation on current line.         :33s/from/to/g &nbsp:   On line 33rd for the replacement operation.        &NBSP: $s/from/to/g   :   Replace on the last line.      3.   Replace the contents of some lines:      :10,20s/from/to/g         : 10,20s/from/to/g   :   Replaces the contents of lines 10th through 20th.         :1, $s/from/to/g     :   Replaces the contents of the first row to the last row (that is, the entire text).         :1,.s/from/to/g     :   Replaces the contents of the first line to the current line.         :., $s/from/to/g     :   Replaces the contents of the current row to the last row.         : ' A, ' bs/from/to/g   :   replaces the line between A and B, with the row where A and B are located.                                   where A and B are tokens that were previously made with the M command.      4.   Replace the contents of all lines:      :%s/from/to/g        :%s/ From/to/g   :   Replaces the contents of all rows.      5.   Replacement command in full form:    :[range]s/from/to/[flags]        5.1 s/from/to/             replaces the string specified by the from with the string specified by to. The from can be a regular expression.         5.2 [range]              has some of the following presentation methods:             Do not write range   :   defaults to the line where the cursor is located.             .           :   CursorsThe line where you are located.             1            :   first line.             $            :   last line.             33           :   line 33rd.              ' a          &NBSP:   marks a row (previously marked with MA).             .+1         &NBSP:   The line below which the current cursor is located.             $-1         &NBSP:   Countdown second line. (This shows that we can add a value to a line                               to obtain a relative line).             22,33        :   Line 22nd to 33rd.             1,$         &NBSP:   1th line to the last row.             1,.        &NBSP:   1th line to the current line.             .,$         &NBSP:   Current row to the last row.              ' A, ' B       &NBSP:   marks a row to the row where Mark B is located.              %            :   All rows (equivalent to 1,$).           &nbSp;  ?chapter?   :   Search up from the current position, and the row where the first chapter is located. (                              where chapter can be any string or regular expression.             /chapter/  :   Search down from the current position, The row where the first chapter was found. (                              where chapter can be any string or regular expression.               Note that all of the above representations for range can be done by +,- Action to set the relative offset              shift amount.          5.3 [flags]              The flags available here are:            & nbsp;  no      :   Replaces only the first occurrence within a specified range.             g       :   Replaces all occurrences within the specified range.             c       :   Ask the user for confirmation before replacing.             e       :   ignores errors in the execution process.               NOTE: All flags above can be used together, such as GC Represents a replacement for all occurrences of              in a specified range, and the user is asked to confirm before each substitution.

Vim text Substitution command