regex modify in vim

Posted on | Edited on | In 
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echo print 'hello' > test
echo print 'hello' >> test
echo print 'hello' >> test

use vim edit file vim test

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shift + :
set number

shift + :
s/\vh(.*)o/y\1ow/g

shift + :
2,3s/\vh(.*)o/y\1ow/gc

shift + :
wq
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more test
print 'yellow'
print 'yellow'
print 'yellow'

2,3 mean match scale in row 2 to 3.

in gc mode, y confirm one match, a confirm all match.

https://blog.csdn.net/hongchangfirst/article/details/10400915