convertHoursAMPM: Convert AM and PM Hours.

In petersenlab: A Collection of R Functions by the Petersen Lab

Convert AM and PM Hours.

Description

Convert hours to 24-hour time.

Usage

convertHoursAMPM(hours, ampm, am = 0, pm = 1, treatMorningAsLate = FALSE)

Arguments

hours	The vector of times in hours.
ampm	Vector indicating whether given times are AM or PM.
am	Value indicating AM in ampm variable.
pm	Value indicating PM in ampm variable.
treatMorningAsLate	TRUE or FALSE indicating whether to treat morning times as late (e.g., 1 AM would be considered a late bedtime, i.e., 25 hours, not an early bedtime).

Details

Convert hours to the number of hours in 24-hour time. You can specify whether to treat morning hours (e.g., 1 AM) as late (25 H), e.g., for specifying late bedtimes

Value

Hours in 24-hour-time.

See Also

Other times: convertToHours(), convertToMinutes(), convertToSeconds()

Other conversion: convert.magic(), convertToHours(), convertToMinutes(), convertToSeconds(), percentileToTScore(), pom()

Examples

# Prepare Data
df1 <- data.frame(hours = c(1, 1, 12, 12), ampm = c(0, 0, 1, 1))
df2 <- data.frame(hours = c(1, 1, 12, 12), ampm = c(1, 1, 0, 0))

# Convert AM and PM hours
convertHoursAMPM(hours = df1$hours, ampm = df1$ampm)
convertHoursAMPM(hours = df1$hours, ampm = df1$ampm,
  treatMorningAsLate = TRUE)

convertHoursAMPM(hours = df2$hours, ampm = df2$ampm, am = 1, pm = 0)
convertHoursAMPM(hours = df2$hours, ampm = df2$ampm, am = 1, pm = 0,
  treatMorningAsLate = TRUE)

petersenlab documentation built on April 4, 2025, 12:22 a.m.