Calculate Time Difference between Dates in R Programming difftime() Function (original) (raw)

Last Updated : 15 Jul, 2025

difftime() function in R Language is used to calculate time difference between dates in the required units like seconds, minutes, days, weeks, etc.

**Syntax: difftime(date1, date2, units)
**Parameters:date1, date2: Dates to calculate difference
**units: seconds, minutes, days, weeks

**Example 1:

R `

R program to find time difference

Calling difftime() function

difftime("2020-5-16", "2020-1-15", units = "days") difftime("2020-5-16", "2020-1-15", units = "weeks")

`

**Output:

Time difference of 122 days Time difference of 17.42857 weeks

**Example 2:

C++ `

R program to find time difference

Calling difftime() function

difftime("2020-5-16", "2020-1-15", units = "hours") difftime("2020-5-16", "2020-1-15", units = "mins")

`

**Output:

Time difference of 2928 hours Time difference of 175680 mins