url_exists: Check if a URL exists

In lhmet-ped/HEgis: Functions To Import GIS Data Needed For FUSE

Check if a URL exists

Description

Check if a URL exists

Usage

url_exists(x, non_2xx_return_value = FALSE, quiet = FALSE, ...)

Arguments

x	a single URL
non_2xx_return_value	what to do if the site exists but the HTTP status code is not in the 2xx range. Default is to return FALSE.
quiet	if not FALSE, then every time the non_2xx_return_value condition arises a warning message will be displayed. Default is FALSE.
...	other params (timeout() would be a good one) passed directly to httr::HEAD() and/or httr::GET()

Source

https://stackoverflow.com/questions/52911812/check-if-url-exists-in-r

lhmet-ped/HEgis documentation built on July 23, 2022, 2:59 a.m.