Android programming method to find phone numbers from strings

This article describes the method of Android programming to find phone numbers from strings. Share it for your reference, as follows:

 /**
 * Find a numeric string from a string
 */
private List<String> getNumbers(String content) {
    List<String> digitList = new ArrayList<String>();
    Pattern p = ("(\\d+)");
    Matcher m = (content);
    while (()) {
      String find = (1).toString();
      (find);
    }
    return digitList;
}

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