examples.regexl

// /friend/
// Strings that can match:
//   'Hello there, friend! This is Omar'
set_options({
    find_all_matches: false,
})
select 'friend'

// /is|Omar/g
// Strings that can match:
//   'Hello there, friend! This is Omar'
set_options({
    find_all_matches: true,
})
select any_strings_of('is', 'Omar')

// /[isomar]/gi
// Strings that can match:
//   'Hello there, friend! This is Omar'
set_options({
    find_all_matches: true,
    case_sensitive: false,
})
select any_chars_of('is', 'omar')

// /^friend/i
// Strings that can match:
//   'Friend, how are you?'
set_options({
    case_sensitive: false,
})
select starts_with('friend')

// /omar$/i
// Strings that can match:
//   'Hello there, friend! This is Omar'
set_options({
    case_sensitive: false,
})
select ends_with('omar')

// /^Golang$/
// Strings that can match:
//   'Golang'
select starts_and_ends_with('Golang')
// select ends_with(starts_with('Golang')) // Alternative way of writing it

// /^Hello.*Omar/g
// Strings that can match:
//   'Hello there, friend! This is Omar'
set_options({
    find_all_matches: true,
})
select starts_with('Hello') + any_chars() + 'Omar'

// /Hello*/g
// Equivalent to: /Hello*/g
// Strings that can match:
//   'Hello there, friend!'
//   'Hell there, friend!'
//   'Hellooooo there, friend!'
set_options({
    find_all_matches: true,
})
select 'Hell' + zero_plus_of('o')

// /Hell(o)+/g
// Equivalent to: /Hello+/g
// Strings that can match:
//   'Hello there, friend!'
// 'Helloooo' will match but not 'Hell'
set_options({
    find_all_matches: true,
})
select 'Hell' + one_plus_of('o')

// /(Hello)+/g
// Strings that can match:
//   'Hello'
//   'HelloHelloHello there, friend!'
set_options({
    find_all_matches: true,
})
select one_plus_of('Hello')

// [A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,10}
// Strings that can match:
//   'some-email@wow.com'
set_options({
    case_sensitive: false,
})
select
    // Converts to: [A-Z0-9._%+-]+
    one_plus_of(
        any_chars_of(from_to('A', 'Z'), from_to(0, 9), '._%+-')
    ) +
    // Converts to: @
    '@' +
    // Converts to: [A-Z0-9.-]+
    one_plus_of(
        any_chars_of(from_to('A', 'Z'), from_to(0, 9), '.-')
    ) +
    // Converts to: \.
    '.' +
    // Converts to: [A-Z]{2,10}
    char_count_between(
        any_chars_of(from_to('A', 'Z')),
        2,
        10
    )