Regular Expressions 101

gets the ://:/ from am url

Validates a URL input as text and then slices it into: protocol, base_url, port, relative_url and parameters. (Multiline and global flags are set for debugging reasons only)

This will validate whether you starts with http(s)://

Someone on IRC posted the following site: https://mathiasbynens.be/demo/url-regex which challgenged me to write a decent regex to match valid URLs in that list. This regex works in both pcre and javascript (you'll have to replace the pcre-specific syntax to make it work in JS). Don't actually use t...

You can match the string starts with // (forward slash)

Can grab all kinds of valid twitch URLs.

Simply searches for the thread-id in any kind of valid reddit-URL.

It gets the playlistID and the videoID to conform the embed URL from the video URL

For embeding, replace with //www.youtube.com/embed/$3?list=$2$6

URL Description from Dr. M. G. @ Brookes

supported youtube, vimeo, face liveleak, break, ebaums, facebook support url and iframes

Scrape DeviantArt's search page HTMl to extract the category, the id, the user and the image url of each post.

Get itunes id from url

Finds the protocol, subdomain, ((domain, extension)/ipaddress), port, filepath (split in path and filename), the route and the query string.

Retrieve username or user id and post id, example urls: https://apis.google.com/u/0/wm/1/118176280023244994777/posts/4q6esduuinn https://plus.google.com/+Username/posts/4q6ezduuinn https://plus.google.com/118176280323144994777/posts/4q6ezduuinn

supports all major protocols

Esta expresión regular permite detectar las variables que están declaradas dentro de una url o route del framework Flask, con esto lo único que queda es armar un loop que recorra las coincidencias y que las remplace por los valores adecuados