tsFromEpoch: Calculate timestamp from epoch number or epoch number from...

In pawacc: Physical Activity with Accelerometers

Calculate timestamp from epoch number or epoch number from timestamp

Description

Utility functions.

Usage

tsFromEpoch(object, x)
epochFromTS(object, x)

Arguments

object	an object of class accfile.
x	either an integer giving the epoch number or the timestamp in a POSIX format (e.g., '%Y-%m-%d %H:%M:%S').

Value

either a timestamp corresponding to an epoch number or the epoch number corresponding to a timestamp.

Author(s)

Marco Geraci

See Also

gt1mAccFile

Examples

data(gt1m_sample)

tsFromEpoch(gt1m_sample, 10000)
# [1] "2011-12-10 01:39:45 GMT"

epochFromTS(gt1m_sample, as.POSIXlt(strptime('2011-12-10 01:39:45', '%Y-%m-%d %H:%M:%S')))
# [1] 10000

pawacc documentation built on May 29, 2024, 4:21 a.m.