perl -le "$f='hello world'; $f=~s!^.!!; print $f"
perl -le "$f='hello world'; $f=~s!.!!; print $f"

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should be 

perl -le "$f='hello world'; $f=~s!^.!!s; print $f"
perl -le "$f='hello world'; $f=~s!.!!;s print $f"

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The first character could be a newline.

In reply to Re^2: Chop command that removes the first character by ikegami
in thread Chop command that removes the first character by mosh

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