R: Date functions

Zdate {RSEIS} | R Documentation

## Date functions

### Description

Make character vector from dates

### Usage

    Zdate(info, sel=1, t1=0, sep=':')
    dateList(datevec)
    dateStamp(datelist, sep=':')

### Arguments

`info` | info structure from trace structure
`sel` | selection of which ones to extract, default=1:length(info$jd)
`t1` | time offset, seconds, default=0
`sep` | character for separating the components in the string, default=":"
`datevec` | vector with yr, jd, mo, day, hr, mi, sec
`datelist` | output of dateList

### Details

Format date stamp for plotting and identification. Used for STAMP.

### Value

character strings

### Note

If using Zdate to create a file name, becareful about the separator. A colon in the file name on PC and MAC systems can be confusing for the OS.

### Author(s)

Jonathan M. Lees<jonathan.lees.edu>

### See Also

swig, dateStamp, ghstamp, filedatetime

### Examples

    data("GH")

    sel <-  which(GH$COMPS == "V")

    ftime  <-  Zdate(GH$info, sel[1:5], 1)

    dvec  <-  c(2009, 134, 5, 14, 10, 32, 24.5, 0)
    A  <-  dateList(dvec)
    dateStamp(A)

    dateStamp(A, sep="_")

[Package RSEIS version 3.7-4 Index]