parsePairs: Parse key-value pairs from a character string

In bedapub/ribiosArg: Argument handling for command-line, stand-alone R scripts

Description

The function parses parameters in the form of KEY1=VAL1,KEY2=VAL2,KEY3=VAL3 into data.frame.

Usage

parsePairs(
  str,
  collapse = ",",
  sep = "=",
  colnames = c("key", "value"),
  trim = TRUE,
  ...
)

Arguments

str	Character string
collapse	Collapse character used in the string
sep	Seperator used in the string
colnames	Column names of the returned data.frame
trim	Logical, whether additional spaces should be trimmed
...	Further parameters passed to trim for fine-tuning of trimming

Details

If input string is NULL, the function returns NULL. This can be useful in case the parameter is optional and not specified.

Value

A data.frame containing keys and values

See Also

parseStrings

Examples

parsePairs("A=3,B=4,C=5", collapse=",", sep="=")
parsePairs("A:3|B:4|C:5", collapse="|", sep=":")

bedapub/ribiosArg documentation built on Nov. 4, 2021, 1:12 p.m.