code: @Nonnull
    public static String trimLeft(@Nonnull final String value) {
      final StringBuilder result = new StringBuilder(assertNotNull(value).length());
      int index = 0;
      for(;index<value.length();index++){
        final char chr = value.charAt(index);
        if (!(Character.isWhitespace(chr) || Character.isISOControl(chr))) break;
      }
      if (index<value.length()) {
        result.append(value, index, value.length());
      }
      return result.toString();
    }
docs: Trim left white spaces in string.
  @param value string to be trimmed
  @return trimmed string
  @since 1.1.2