관리-도구

편집 파일: stats_absolute_deviation.phpt

--TEST-- stats_absolute_deviation() --FILE-- <?php var_dump(sprintf("%2.9f", stats_absolute_deviation(array(4,1,7)))); var_dump(sprintf("%2.9f", stats_absolute_deviation(array(2,1,3)))); var_dump(stats_absolute_deviation(array())); ?> --EXPECTF-- string(11) "2.000000000" string(11) "0.666666667" Warning: stats_absolute_deviation(): The array has zero elements in %s on line %d bool(false)