extractLast2numericParts {wrMisc}

Extract last two numeric parts from character vector

Description

extractLast2numericParts extracts last 2 (integer) numeric parts between punctuations out of character vector 'x'. Runs faster than gregexpr . Note: won't work correctly with decimals or exponential signs !! (such characters will be considered as punctuation, ie as separator)

Usage

extractLast2numericParts(x, silent = FALSE, callFrom = NULL)

Arguments

x

main character input

silent

(logical) suppres messages

callFrom

(character) allow easier tracking of message(s) produced

Value

(numeric) matrix with 2 columns (eg from initial concatenated coordinates)

See Also

gregexpr from grep

Examples

extractLast2numericParts(c("M01.1-4","M001/2.5","M_0001_03-16","zyx","012","a1.b2.3-7,2"))