rails check if a URL is valid
require 'uri'
url =~ URI::regexp
# => 0 if it match, nil if notrails check if a URL is valid
require 'uri'
url =~ URI::regexp
# => 0 if it match, nil if notcheck validate url ruby
require "net/http"
def url_exist? url_string
Timeout.timeout 3 do # set timeout 3s because some invalid url take long time to respond
url = URI.parse url_string
new_url = url.scheme || "http://#{url_string}"
url = URI.parse new_url if url.scheme.nil?
req = Net::HTTP.new url.host, url.port
req.use_ssl = url.scheme == 'https'
path = url.path if url.path.present?
res = req.request_head(path || '/')
res.code != "404"
end
rescue
false
endCopyright © 2021 Codeinu
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