简略的几率计算

简单的几率计算

<?$myjilv = array (//配置出现几率'money' => array (1, 30 ), 'exp' => array (31, 50 ), 'energy' => array (51, 100 ) );function getJilv($jilv) {$randval = mt_rand ( 1, 100 );foreach ( $jilv as $k => $v ) {if ($v != "0") {if ($randval >= $v [0] && $randval <= $v [1]) {return $k;}}}}echo getJilv( $myjilv );

?