슈

범위사이에서 중복없이 랜덤(random)으로 뽑기

· 2014-10-07 (화) 20:50:15 · 5513
function random($min, $max, $num) {
$arr = array();
while ($num > count($arr)) {
$i = rand($min, $max);
$arr[$i] = $i; 
}
return $arr;
}

foreach (random(1,9, 5) as $v) echo $v;

 

/* output

1과 9사이에서 랜덤으로 중복없이 5개 뽑기

43186​

*/

 

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