Commenting the beginning of Multiple Lines
To comment out a block of Perl code using the single-comment character "#":
Select block of code using Ctrl-V
Press I (capital i)
Type #
Press ESC

seen from United States
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seen from Switzerland
seen from Switzerland

seen from Canada
seen from Greece
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seen from Brazil
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seen from China
seen from United States
seen from Türkiye
Commenting the beginning of Multiple Lines
To comment out a block of Perl code using the single-comment character "#":
Select block of code using Ctrl-V
Press I (capital i)
Type #
Press ESC