What is thinkphp cache usage?

Thinkphp cache usage: 1. Use model query, with code statements such as "$data = SlsjList::alias('l') ->LEFTJOIN('suit_explain e','l.suit_two=e .name_two')"; 2. Cache via "Cache::store('redis')->set('list',$adata);".

The operating environment of this tutorial: Windows 7 system, ThinkPHP version 5, Dell G3 computer.

thinkphp What is caching usage?

thinkphp cache usage method

The first code is our normal query method

The second one is in our own Create the method under the cache controller

The cache must be run for storage before it can be queried

Because the array is stored, the array must be encoded and decoded

//查询缓存，list是缓存时的名字
$list = Cache::store('redis')->get('list');
$list = json_decode($list);//解码
foreach($list as $key){    //for循环
    $key = (array)$key;//对象转数组
        $data[] =$key;
}
return json($data);

        // 查询列表全部-----
        $data = SlsjList::alias('l')//用的是模型查询
            ->LEFTJOIN('suit_explain e','l.suit_two=e.name_two')
            ->select();//数据库多表查询
        $data = $data->toArray();//调用toArray方法转数组
        $adata = json_encode($data);//编码
        // 缓存列表
        Cache::store('redis')->set('list',$adata);//缓存

Recommended learning: "thinkPHP Video Tutorial"

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