Your Regular Expression:
Human Speak:
xxxxxxxxxx/* Make a regex that matches (basic) URLs */using global and exact matchingcreate an optional group called protocol match "http" possibly match "s" match "://"create an optional group called subdomain repeat match a word, then "."create a group called domain match 1+ words or "_" or "-" match "." match a word# port, but we don't care about it, so ignore itoptionally match ":" then 0+ digitscreate an optional group called path repeat match "/" match 0+ words or "_" or "-"create an optional group # we don't want to capture the '?', so don't name the group until afterwards match "?" create a group called query repeat match 1+ words or "_" or "-" match "=" match 1+ words or "_" or "-"create an optional group # fragment, again, we don't care, so ignore everything afterwards match "#" match 0+ any thingErrors:
Cheat Sheet:
Full documentation available here
Matching
match "hello world" matches "hello world" exactly
match "hello" then optionally " world" matches "hello" or "hello world"
match "hello" or "world" matches "hello" or "world"
match a word matches any word
Repetition
match 0+ "hello" matches 0 or more "hello"s
match 3 "hello" matches exactly "hellohellohello"
match 1 to 5 "hello" matches between 1 to 5 "hello"s
repeat 0 or more repeats the intended text 0 or more times (default)
optionally repeat between 3 to 5 optionally repeats the indented text 3 to 5 times
Grouping
create a group called mygroup creates a group called "mygroup"
create an optional group creates an unnamed optional group
Using
using global and case insensitive uses the 'g' and 'i' flags
Misc
// comment is a single line comment
/* comment */ is a multi line comment