[Vim]Replace a letter

Mon Feb 24

Vim practice

Author：Noritaka

Astroのロゴ。 
Replace a letter
Copy and paste the below text and type some commands like below.

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1. /tip  <CR> <Esc> 
2. f .                     (search .)
3. r ,                     (REPLACE "." WITH ",")
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TIP line. But
TIP19

Vim