PHP APC函数

• apc_add — 缓存一个变量到数据存储
• apc_bin_dump — Get a binary dump of the given files and user variables
• apc_bin_dumpfile — Output a binary dump of cached files and user variables to a file
• apc_bin_load — Load a binary dump into the APC file/user cache
• apc_bin_loadfile — Load a binary dump from a file into the APC file/user cache
• apc_cache_info — Retrieves cached information from APC's data store
• apc_cas — Updates an old value with a new value
• apc_clear_cache — 清除APC缓存
• apc_compile_file — Stores a file in the bytecode cache, bypassing all filters.
• apc_dec — Decrease a stored number
• apc_define_constants — Defines a set of constants for retrieval and mass-definition
• apc_delete_file — Deletes files from the opcode cache
• apc_delete — Removes a stored variable from the cache
• apc_exists — 检查APC中是否存在某个或者某些key
• apc_fetch — 从缓存中取出存储的变量
• apc_inc — Increase a stored number
• apc_load_constants — Loads a set of constants from the cache
• apc_sma_info — Retrieves APC's Shared Memory Allocation information
• apc_store — Cache a variable in the data store