DIFFTIME(3C) | Standard C Library Functions | DIFFTIME(3C) |

difftime - computes the difference between two calendar times

#include <time.h>doubledifftime(time_ttime1,time_ttime0);

The **difftime()** function computes the difference between two
calendar times.

The **difftime()** functions returns the difference
*(time1-time0)* expressed in seconds as a **double**.

The **difftime()** function is provided because there are no
general arithmetic properties defined for type **time_t**.

See attributes(7) for descriptions of the following attributes:

ATTRIBUTE TYPE | ATTRIBUTE VALUE |

Interface Stability | Standard |

MT-Level | MT-Safe |

July 24, 2002 | OmniOS |