リエスケープシーケンス

PHP 
<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="UTF-8">
<title></title>
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</head>
<body>
<table border="1">
	<?php
 printf ("<tr><td>10進整数</td><td>%d</td></tr>","18");
  print "\n";
 printf ("<tr><td>2進整数</td><td>%b</td></tr>","18");
  print "\n";
 printf ("<tr><td>8進整数</td><td>%o</td></tr>","18");
  print "\n";
 printf ("<tr><td>16進整数</td><td>%x</td></tr>","18");
  print "\n";
 printf ("<tr><td>浮動小数点数(3桁)</td><td>%.3f</td></tr>","3.14");
  print "\n";
 printf ("<tr><td>浮動小数点数(6桁)</td><td>%.6f</td></tr>","3.14");
  print "\n";
 printf ("<tr><td>文字列</td><td>%s</td></tr>","Hello");
  print "\n";
 printf ("<tr><td>0サプレス(5桁)</td><td>%05d</td></tr>","11");
  print "\n";
?>
</table>
</body>
</html>