Method trim

classpath/java/lang/String.java:230–254

()

  }

  public String trim() {
    int start = -1;
    for (int i = 0; i < length; ++i) {
      char c = charAt(i);
      if (start == -1 && ! Character.isWhitespace(c)) {
        start = i;
        break;
      }
    }

    int end = -1;
    for (int i = length - 1; i >= 0; --i) {
      char c = charAt(i);
      if (end == -1 && ! Character.isWhitespace(c)) {
        end = i + 1;
        break;
      }
    }

    if (start >= end) {
      return "";
    } else {
      return substring(start, end);
    }
  }

  public String toLowerCase() {
    for (int j = 0; j < length; ++j) {