$goods_id = (int)
$goods_id;
// 先从COOKIE中取出这前浏览过的商品
$goods = cookie('beforeViewGoods');
// 1,2,3,4,5
$goods =
explode(',',
$goods);
// 把当前浏览的商品放到数组中的第一个位置上
array_unshift(
$goods,
$goods_id);
// 去重
$goods =
array_unique(
$goods);
if(
count(
$goods) > 5
)
{
$goods =
array_splice(
$goods, 0, 5
);
}
$goods =
implode(',',
$goods);
$goods =
trim(
$goods, ',');
转载于:https://www.cnblogs.com/hgj123/p/4209824.html
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