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Elapsed time since beginning of test step


after(n,timeunits) returns true if the amount of time (n) in timeunits has elapsed since the beginning of the current test step. You must include the timeunits.

Valid time units are:

  • sec — seconds

  • msec — milliseconds

  • usec — microseconds


Specify Time Elapsed After Specified Time

Specify 20 seconds as the time that has elapsed since the beginning of the test step. This statement returns true only after 20 seconds has passed.



after statements can be used in the Test Sequence and Test Assessment blocks and in Stateflow® charts.

Version History

Introduced in R2015a