$money_total=100;
$personal_num=10;
$min_money=0.01;
$money_right=$money_total;
$randMoney=[];
for($i=1;$i<=$personal_num;$i++){
if($i== $personal_num){
$money=$money_right;
}else{
$max=$money_right*100 - ($personal_num - $i ) * $min_money *100;
$money= rand($min_money*100,$max) /100;
$money=sprintf("%.2f",$money);
}
$randMoney[]=$money;
$money_right=$money_right - $money;
$money_right=sprintf("%.2f",$money_right);
}
shuffle($randMoney);
var_dump($randMoney);
原文链接:https://www.fujieace.com/php/algorithm/rand-n.html