NAME
Acme::Text::Rhombus - Draw a rhombus with letters/digits
SYNOPSIS
use Acme::Text::Rhombus qw(rhombus);
print rhombus(
lines => 15,
letter => 'c',
case => 'upper',
fillup => '+',
forward => 1,
);
__OUTPUT__
+++++++C+++++++
++++++DDD++++++
+++++EEEEE+++++
++++FFFFFFF++++
+++GGGGGGGGG+++
++HHHHHHHHHHH++
+IIIIIIIIIIIII+
JJJJJJJJJJJJJJJ
+KKKKKKKKKKKKK+
++LLLLLLLLLLL++
+++MMMMMMMMM+++
++++NNNNNNN++++
+++++OOOOO+++++
++++++PPP++++++
+++++++Q+++++++
FUNCTIONS
rhombus, rhombus_letter
Draws a rhombus with letters and returns it as a string.
If no option value is supplied or if it is invalid, then a default will be silently assumed (omitting all options will return a rhombus of 25 lines).
Given that the specified number of lines is even, it will be incremented to satisfy the requirement of being an odd number.
Options:
linesNumber of lines to be printed. Defaults to 25.
letterLetter to start with. Defaults to
a.caseLower/upper case of the letters within the rhombus. Defaults to
upper.fillupThe fillup character. Defaults to
+.forwardForward letter enumeration. Defaults to boolean
1.
rhombus_digit
Draws a rhombus with digits and returns it as a string.
If no option value is supplied or if it is invalid, then a default will be silently assumed (omitting all options will return a rhombus of 25 lines).
Given that the specified number of lines is even, it will be incremented to satisfy the requirement of being an odd number.
Options:
linesNumber of lines to be printed. Defaults to 25.
digitDigit to start with. Defaults to
0.fillupThe fillup character. Defaults to
+.forwardForward digit enumeration. Defaults to boolean
1.
EXPORT
Functions
rhombus(), rhombus_letter(), rhombus_digit() are exportable.
Tags
:all - *()
AUTHOR
Steven Schubiger <schubiger@cpan.org>
LICENSE
This program is free software; you may redistribute it and/or modify it under the same terms as Perl itself.