Php/docs/yac.constants
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预定义常量
下列常量由此扩展定义,且仅在此扩展编译入 PHP 或在运行时动态载入时可用。
YAC_VERSION
(string)YAC_MAX_KEY_LEN
(int)- Max length of a key could be, it is 48 bytes.
YAC_MAX_VALUE_RAW_LEN
(int)YAC_MAX_RAW_COMPRESSED_LEN
(int)YAC_SERIALIZER_PHP
(int)- Use php serialize as serializer
YAC_SERIALIZER_JSON
(int)- Use json as serializer(requrie --enable-json)
YAC_SERIALIZER_IGBINARY
(int)- Use igbinary as serializer(require --enable-igbinary)
YAC_SERIALIZER_MSGPACK
(int)- Use msgpack as serializer(require --enable-msgpack)
YAC_SERIALIZER
(string)- Which serialzier is yac used