/// 时间性能测试器

　　/// 对代码执行时间进行测试

　　/// 该类在Release模式下仍然会编译运行，注意在Release版本中正确的删除或者使用合适的选择编译-/ / / time performance testing / / / right code execution time for testing / / / in such Releas e model will still compile operation, Release attention to the correct version of the removal or the use of appropriate compiler options