Read a value, calculate, output an answer
Perl Fundamentals example from a Well House Consultants training course
More on Perl Fundamentals [link]
Source code: read_write Module: P202
# read_write - read, calculate, print results
print ("Please enter a temperature (deg F): ");
$temperature = <STDIN>; $factor = 5.0 / 9.0;
$becomes = ($temperature - 32) * $factor;
$units_1 = "Fahrenheit";
$units_2 = "Centigrade";
print $temperature," degrees ",$units_1, # from
" becomes ",
$becomes," degrees ",$units_2, # to
-bash-3.2$ perl read_write
Please enter a temperature (deg F): 35
degrees Fahrenheit becomes 1.66666666666667 degrees Centigrade
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