title: How to split string by multiple delimiters in flutter?
body: <p>This looks like a simple question, but I couldn't find any result after google.
  I have string <code>tel：090-1234-9876 03-9876-4321　+81-90-1987-3254</code>, I want to split it to <code>tel：</code>, <code>090-1234-9876</code>, <code>03-9876-4321</code> and <code>+81-90-1987-3254</code>, what can I do?</p>