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c++ Programming Glossary: starttime

How to Calculate Execution Time of a Code Snippet in C++

http://stackoverflow.com/questions/1861294/how-to-calculate-execution-time-of-a-code-snippet-in-c

code the following code to do this. import before clock_t startTime clock some code here to compute its execution duration in runtime.. its execution duration in runtime cout double clock startTime double CLOCKS_PER_SEC seconds. endl However for small inputs..

Boost::multi_array performance question

http://stackoverflow.com/questions/446866/boostmulti-array-performance-question

const int Y_SIZE 200 const int ITERATIONS 500 unsigned int startTime 0 unsigned int endTime 0 Create the boost array typedef boost.. nativeMatrix new double X_SIZE Y_SIZE Measure boost startTime GetTickCount for int i 0 i ITERATIONS i for int y 0 y Y_SIZE.. printf Boost Elapsed time 6.3f seconds n endTime startTime 1000.0 Measure native startTime GetTickCount for int i 0..

High Resolution Timing Part of Your Code

http://stackoverflow.com/questions/700392/high-resolution-timing-part-of-your-code

#include time.h int main for int i 0 i 100 i std clock_t startTime std clock a very fast function in the middle cout Time setprecision.. fast function in the middle cout Time setprecision 9 clock startTime 0.00 CLOCKS_PER_SEC endl return 0 Related Questions How to overcome..

Fastest Method to Split a 32 Bit number into Bytes in C++

http://stackoverflow.com/questions/741212/fastest-method-to-split-a-32-bit-number-into-bytes-in-c

void testUnion int _tmain int argc _TCHAR argv std clock_t startTime std clock for register unsigned __int32 forLoopTest 0 forLoopTest.. time for union 08u clocks n n assignedShiftsFinishedTime startTime rawShiftsFinishedTime assignedShiftsFinishedTime unionFinishedTime.. unionFinishedTime rawShiftsFinishedTime startTime std clock for register unsigned __int32 forLoopTest 0 forLoopTest..

How to measure the time that a piece of code takes to execute?

http://stackoverflow.com/questions/7497630/how-to-measure-the-time-that-a-piece-of-code-takes-to-execute

For that I would normally do something like this clock_t startTime clock do stuff do stuff do stuff do stuff float secsElapsed.. do stuff do stuff do stuff float secsElapsed float clock startTime CLOCKS_PER_SEC What if the program is multithreaded and context..