1.In a file how do I change the numeric values to word excluded the date format

example 11/12/2009
        1 and 2 is done

output 11/12/2009
       one and two is done

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I'll tried to look in the file for the each numeric appears and assign it but still also change the date format

2.How to capitalize the first letter of each word found after AU: marker 

sample AU: mark bautista 
output should be AU: Mark Bautista

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my $filename = "input.txt";
open my $file, '<', $filename;
@fileinput=<$file>;
close($file);

foreach $line(@fileinput) { my $Cword=($line); if($Cword=s/(^AU:\s[a-z
+]\s\[a-z])/(^AU:\s[A-Z]\s[A-Z])/g) { print $Cword; }

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3. there's a date format Oct 27, 2011 change to YYYY/MM/DD output should be 2011/10/27 I having a problem how to change the month in numeric form first then change the format as YYYY/MM/DD.

foreach $line(@fileinput)
{my $testdate=($line);
if($testdate =~s/(\w{3})\s(\d{2})\,\s(\d{4})/$3\/$1\/$2/) { print $tes
+tdate;

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but still output the word "Oct" it must be '10' thanks

In reply to change number to word by allison

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