dates_to_posix: Convert data/time to POSIXct

In symbioticMe/proBatch: Tools for Diagnostics and Corrections of Batch Effects in Proteomics

Convert data/time to POSIXct

Description

convert date/time column of sample_annotation to POSIX format required to keep number-like behavior

Usage

dates_to_posix(sample_annotation, time_column = c("RunDate", "RunTime"),
  new_time_column = "DateTime", dateTimeFormat = c("%b_%d",
  "%H:%M:%S"), tz = "GMT")

Arguments

sample_annotation	data frame with: sample_id_col (this can be repeated as row names) biological covariates technical covariates (batches etc) . See help("example_sample_annotation")
time_column	name of the column(s) where run date & time are specified. These will be used to determine the run order
new_time_column	name of the new column to which date&time will be converted to
dateTimeFormat	POSIX format of the date and time. See as.POSIXct from base R for details
tz	for time zone

Value

sample annotation file with a new column new_time_column with POSIX-formatted date

Examples

date_to_posix <- dates_to_posix(example_sample_annotation, 
time_column = c('RunDate','RunTime'),
new_time_column = 'DateTime_new', 
dateTimeFormat = c("%b_%d", "%H:%M:%S"))

symbioticMe/proBatch documentation built on April 9, 2023, 11:59 a.m.