php 指定范围内多个随机数代码实例

$random =rand(0,1000);

<?php
 $rand = mt_rand(1, 100);
 
 echo $rand;
?>

srand((double)microtime()*1000000); 
$random =rand(0,1000);

/** 
*获取一定范围内的多个随机数字 
*/ 
function yang_numberRand($begin = 0, $end = 20, $limit = 5){ 
  $rand_array = range($begin, $end); 
  shuffle($rand_array); //调用现成的数组随机排列函数 
  return array_slice($rand_array, 0, $limit); //截取前$limit个 
}