PHP 分解 mysql 行并获取大小

Question

$games = $row[Games];

foreach(explode(",",$games) as $game){
echo "$game <br/>";
}    

$row[Games] = 'Game1,Game2,Game3,Game4,'

我想获取 sizeof($games)。如果小于 2 则有效，否则始终为 2。 'foreach' 的输出是这样的:

Game1
Game2
Game3
Game4

Answer 1

count($games) 输出数组中的项目数。