<?php $bl = lucker(50);//50%的可能性 var_dump($bl); function lucker($dot) { $dot = intval($dot); $dot = max($dot,0);//min dot = 0 $dot = min($dot,100);//max dot = 100 $one = rand(1,100); $total = range(1,100); shuffle($total); $range = array(); for($i=0; $i<$dot; $i++) { $range[] = $total[$i]; } return in_array($one,$range); } ?>
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