1

category_id = category_name.scan(/category-(\d+)/)[0][0]

1

/(?<part>(w(?!ww)|w(?=www)|w(?=[a-z0-9]+ww)|ww(?=[a-z0-9]+w)|www[a-z0-9]+|[a-vx-z0-9])[a-z0-9]*)\.example\.com/

1
2
3
4

/^(?:(\d)[ \-\.]?)?(?:\(?(\d{3})\)?[ \-\.])?(\d{3})[ \-\.](\d{4})(?: ?x?(\d+))?$/

# expanded version w/ comments
...

1
2
3
4

package ircbot;

/**
...

1
2
3
4

require 'net/http'
require 'uri'
require 'strscan'
...

1
2
3
4

<?php

function fetch($url,$start,$end){
...

1
2
3

//function that loops through the elements
function __validateForm(theform){
...