base_Fastextra: a fast way to extra part of elements in a vetor.

In shijianasdf/BasicBioinformaticsAnalysisFromZhongShan: Launch Usual Clinical tool for Kind Yield

Description

a fast way to extra part of elements in a vetor.

Usage

  Fastextra(vt,split,n)

Arguments

vt	a vector with common split
split	the common split
n	which splited string should be extrated

Details

a fast way to extra part of elements in a vetor.

Value

a vector with lots of extrated strings.

Author(s)

Weibin Huang

Examples

a <- rep(paste("a","b",sep="-"),10)
Fastextra(a,"-",1) # "a" "a" "a" "a" "a" "a" "a" "a" "a" "a"
Fastextra(a,"-",2) # "b" "b" "b" "b" "b" "b" "b" "b" "b" "b"

shijianasdf/BasicBioinformaticsAnalysisFromZhongShan documentation built on Jan. 3, 2020, 10:08 p.m.