We just answered this for you.

$value contain the newline from pressing Enter. Use 

chomp( my $value = <STDIN> );

[download]

to remove any trailing newline.

Ref: chomp

By the way, you'll probably never want to do func("$var"). Just use func($var).

In reply to Re: Illegal hex digit ' by ikegami
in thread Illegal hex digit ' by thevoid

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