Table of contents 1. Measure the Running Time of R Code 1.1 Sys.time() Syntax & Usage 1.2 Timing in R Example 2. Timing in R with Function 2.1 System.time() Syntax & Usage 2.2 Example to get Time of R Function 3. Timing in R using proc.time() 4. Using tictoc Library 5. Using microbenchmark Library 6. Using rbenchmark Library