<?php

$h = fopen('UnicodeData.txt', 'r');
$out = array();
$exclude = "'";
$length = 1;
$previous_property = 'Cc';
$include_properties = array('L', 'M', 'N');
$start = '0';
$sum = 0;
while ($data = fgetcsv($h, 2000, ';')) {
  $codepoint = ltrim($data[0], 0);
  $property = $data[2][0];
  if ($property != $previous_property) {
    $include_previous = in_array($previous_property, $include_properties);
    $include_current = in_array($property, $include_properties);
    if (!$include_previous && $include_current) {
      $current = '\x{' . $start . '}';
      if ($start != $previous_codepoint) {
        $current .= '-\x{'. $previous_codepoint .'}';
      }
      $current_length = strlen($current);
      if ($length + $current_length > 74) {
        $exclude .= "' .\n'";
        $length = 0;
      }
      $length += $current_length;
      $exclude .= $current;
    }
    elseif ($include_previous && !$include_current) {
      $start = $codepoint;
    }
  }
  $previous_property = $property;
  $previous_codepoint = $codepoint;
}
echo "$exclude\n";