//隨機生成數值數組 for($i=0;$i<10000;$i++){ $ary[]=rand(1,100000); } $ary=array_unique($ary); //去重複數值 sort($ary);//順序排序 $min_10=(array_slice($ary,0, 10));//取出最小的10個數值 $max_10=array_slice($ary,-10, 10);//取出最大的10個數值 rsort($max_10);//倒序排序最大的10個數值 echo '<pre>'; print_r($min_10); print_r($max_10); unset($ary,$min_10,$max_10);
//運行結果 Array ( [0] => 16 [1] => 19 [2] => 22 [3] => 31 [4] => 40 [5] => 49 [6] => 71 [7] => 74 [8] => 80 [9] => 92 ) Array ( [0] => 99997 [1] => 99991 [2] => 99973 [3] => 99958 [4] => 99955 [5] => 99946 [6] => 99939 [7] => 99933 [8] => 99927 [9] => 99900 )