You can use shell commands to get the files in chronological order i.e by time stamp and copy those into an array. I assume that only log files are stored in that directory. 
@files = `ls -lt | tr -s " " | cut -f9 -d' '`;
#@files finally contains files most recent are first

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In reply to Re: how do I sort a list chronologically from most recent to last? by ashok
in thread How do I sort a list chronologically from most recent to last? by Anonymous Monk

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