랜덤 숫자 증가 + rand() 웹비젼 APMSGNUPHP 0 264 2021.01.07 20:04 session_start(); $i = isset($_SESSION['i']) ? $_SESSION['i'] : 0; $i = $i + 10; $_SESSION['i'] = $i; $n = rand(50 + $i, 100 + $i); echo $n; rand, 랜덤, 숫자증가