php数据序列化测试实例详解
测试代码
$msg = ["test"=>23];$start = microtime(true); for($i=0;$i<100000;$i++){ $packMsg = msgpack_pack($msg);}echo "pack len:".strlen($packMsg)."";$end = microtime(true);echo "run time:".($end-$start)."s".""; echo "memory usage:".(memory_get_usage()/1024)."KB";/*$start = microtime(true); for($i=0;$i<100000;$i++){ $jsonMsg = json_encode($msg);}echo "json len:".strlen($jsonMsg)."";$end = microtime(true); echo "run time:".($end-$start)."s".""; echo "memory usage:".(memory_get_usage()/1024)."KB";$start = microtime(true); for($i=0;$i<100000;$i++){ $packMsg = serialize($msg);}echo "php len:".strlen($packMsg)."";$end = microtime(true);echo "run time:".($end-$start)."s";echo "memory usage:".(memory_get_usage()/1024)."KB";*/
执行结果
pack len:7run time:0.024219989776611smemory usage:354.4765625KBjson len:11run time:0.010890007019043smemory usage:354.1796875KBphp len:22run time:0.010586977005005smemory usage:353.8828125KB
分析评论
网上查阅的基本结果都是(估计是php7以前的版本)
运行速度 serialize<json<msgpack长度 serialize>json>msgpack内存消耗 serialize<json<msgpack //不过近乎一致
在php7里运行,得出的结果如下
运行速度 serialize<msgpack<json //这里出现了变化长度 serialize>json>msgpack内存消耗 serialize<json<msgpack //不过近乎一致
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