code: public static String lTrim(final String value) {
          if (value == null) {
              return null;
          }
  
          String trimmed = value;
          int offset = 0;
          final int maxLength = value.length();
          while (offset < maxLength && (value.charAt(offset) == ' ' || value.charAt(offset) == '\t')) {
              offset++;
          }
  
          if (offset > 0) {
              trimmed = value.substring(offset);
          }
  
          return trimmed;
      }
docs: Removes empty space from the beginning of a string
  
  @param value -
  to be trimmed
  @return String