Revision as of 00:04, 7 October 2008 (view source) rosettacode>Kevin Reid (→‎{{header\|Haskell}}: fit to required behavior on empty input) ← Older edit		Revision as of 03:38, 29 November 2008 (view source) 128.97.245.30 (talk) (added php) Newer edit →
Line 356: $d->add($_) foreach qw(3 1 4 1 5 9); print $d->avg, "\n";</perl> =={{header\|PHP}}== <php>$nums = array(3, 1, 4, 1, 5, 9); if ($nums) echo array_sum($nums) / count($nums), "\n"; else echo "0\n";</php> =={{header\|Pop11}}== Line 395 ⟶ 402: =={{header\|Ruby}}== <ruby>nums = [3, 1, 4, 1, 5, 9] nums.empty? ? 0 : nums.inject(:+) / Float(nums.size)</ruby> =={{header\|Scheme}}== <scheme>(define (mean l) (if (null? l) 0 (/ (apply + l) (length l))))</scheme> > (mean (list 3 1 4 1 5 9))

Averages/Arithmetic mean: Difference between revisions

Averages/Arithmetic mean (view source)