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Full Discussion: Bash user input
Top Forums Shell Programming and Scripting Bash user input Post 302409128 by methyl on Wednesday 31st of March 2010 08:18:58 AM
Old 03-31-2010
Code:
# Is there a parameter on the command line?
# If not then ask for the parameter. 
if [ ! "$1""X" = "X" ]
then
        user="$1"
else
        read -p "New user? " user
fi
#
if [ "${user}" == "" ]
then
        echo "assign default value"
        user="Default"
else
        echo "Ok"
fi


Last edited by methyl; 03-31-2010 at 09:24 AM..
 

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Graphics::Primitive::Insets(3pm)			User Contributed Perl Documentation			  Graphics::Primitive::Insets(3pm)

NAME
Graphics::Primitive::Insets - Space between things DESCRIPTION
Graphics::Primitive::Insets represents the amount of space that surrounds something. This object can be used to represent either padding or margins (in the CSS sense, one being inside the bounding box, the other being outside) SYNOPSIS
use Graphics::Primitive::Insets; my $insets = Graphics::Primitive::Insets->new({ top => 5, bottom => 5, left => 5, right => 5 }); METHODS
Constructor new Creates a new Graphics::Primitive::Insets. Instance Methods as_array Return these insets as an array in the form of top, right, bottom and left. bottom Set/Get the inset from the bottom. equal_to Determine if these Insets are equal to another. left Set/Get the inset from the left. right Set/Get the inset from the right. top Set/Get the inset from the top. zero Sets all the insets (top, left, bottom, right) to 0. AUTHOR
Cory Watson, "<gphat@cpan.org>" SEE ALSO
perl(1) COPYRIGHT &; LICENSE Copyright 2008-2010 by Cory G Watson. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. perl v5.12.3 2010-08-21 Graphics::Primitive::Insets(3pm)
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