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UNIX in a Nutshell: System V Edition

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The Ex Editor
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substitute

[

address

] 

s

 [

/



pattern



/



replacement



/

] [

options

] [

count

]

Replace each instance of pattern on the specified lines with replacement . If pattern and replacement are omitted, repeat last substitution. count specifies the number of lines on which to substitute, starting with address . See additional examples in Section 6.

Options

c

Prompt for confirmation before each change.

g

Substitute all instances of pattern on each line.

p

Print the last line on which a substitution was made.

Examples

:1,10s/yes/no/g	
Substitute on first 10 lines

:%s/[

Hh

]ello/Hi/gc	
Confirm global substitutions

:s/Fortran/\U&/ 3	
Uppercase "Fortran" on next three lines


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