## hGetAll ##### *Description* Returns the whole hash, as an array of strings indexed by strings. 取得整个HASH表的信息，返回一个以KEY为索引VALUE为内容的数组。 ##### *Parameters* *Key*: key ##### *Return value* An array of elements, the contents of the hash. ##### *Example* ``` <pre class="calibre16">$redis->delete('h'); $redis->hSet('h', 'a', 'x'); $redis->hSet('h', 'b', 'y'); $redis->hSet('h', 'c', 'z'); $redis->hSet('h', 'd', 't'); var_dump($redis->hGetAll('h')); ``` Output: ``` <pre class="calibre16">array(4) { ["a"]=> string(1) "x" ["b"]=> string(1) "y" ["c"]=> string(1) "z" ["d"]=> string(1) "t" } ``` The order is random and corresponds to redis' own internal representation of the set structure. ##