最原始的写法: 26d25586f5e17f11a9f8e089bb42dc05000 结果:702-968ms 改进的写法: 26d25586f5e17f11a9f8e089bb42dc05001 结果:484-600ms 另外一种写法: 26d25586f5e17f11a9f8e089bb42dc05002 结果:674-826ms...