url.exists: url.exists

View source: R/igvR.R View source: R/genomeSpec.R

url.existsR Documentation

url.exists

Description

a helper function for mostly internal use, tests for availability of a url, modeled after file.exists

a helper function for mostly internal use, tests for availability of a url, modeled after file.exists

Usage

url.exists(url)

url.exists(url)

Arguments

url

character the http address to test

Value

logical TRUE or FALSE

logical TRUE or FALSE

Examples


if(interactive()){
   igv <- igvR()
   ping(igv)
   }

paul-shannon/IGV documentation built on Nov. 5, 2023, 2:09 p.m.