my $num = 100;

print "First digit of $num is " . int($num / (10 ** int(log(abs($num))
+/log(10)))) . "\n";

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Make sure that some code is wrapped about it to make sure that you don't try to take log(0). log(10) is there because log is actually loge, and log10 is needed.

emc

Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein

In reply to Re: How to extract the first elemnet from an integer type value ??? by swampyankee
in thread How to extract the first elemnet from an integer type value ??? by sanjay nayak

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