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C++中clock与time函数对比
1、 clock()函数用于程序运行计时。 2、 头文件: 3、 C++中通过ctime头文件的clock()函数可测量程序运行时间。 4、 clock()函数的返回值类型为clock_t。 5、 clock_t类型本质上是long类型,定义为long型变量,用于表示时钟计时单元。 6、 常量CLOCKS_PER_SEC用于定义每秒包含的 ...
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