_COMPRESSED=2
Using value of 1 produces serialization errors when retrieving values.
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当检索值时 ,用1会产生序列化错误
MEMCACHE_COMPRESSED (integer) Used to turn on-the-fly data compression on with Memcache::set(), Memcache::add() and Memcache::replace().
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常用那三个函数来快速转换压缩数据
MEMCACHE_HAVE_SESSION (integer) 1 if this Memcache session handler is available, 0 otherwise.
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如果memcache的会话处理程序时是1, 否则0
Predefined Constants
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预定义常量
memcache set方法 MEMCACHE_COMPRESSED
转载于:https://www.cnblogs.com/imoxie/p/4468775.html