Phone Number

Ringkasan Tantangan

Clean up user-entered phone numbers so that they can be sent SMS messages.

Visit the phone-number exercise on Exercism to read the full instructions and download the exercise files.

Community Solutions

Lihat Solusi Komunitas

The following are the top 3 community solutions by stars:

Solution 1 by @volfy (⭐ 0) — View on Exercism
Solution 2 by @hl4 (⭐ 0) — View on Exercism
Solution 3 by @BakinSergey (⭐ 0) — View on Exercism

Source: Exercism nim/phone-number

💡 Lihat Solusi

let
  EXTRACT_DIGITS = re"\d"
  DISALLOWED_CHARS = re"[^\d\.\(\)\-\+\ ]+"
  ERR = newException(ValueError, "Invalid input")

proc clean*(num_str: string): string =
  if num_str.find(DISALLOWED_CHARS) != -1:
    raise ERR

  var