PHP5 入門: テキスト ファイルの読み取りと書き込み

===============
写文
===============
$realFiePath = "D:/test.txt ";
$fileContent = "テスト 2011 03 12。";

$file = fopen($realFiePath, 'wb');
fwrite($file, $fileContent );
fclose($file);

== =============
读文件
===============
$realFiePath = "D:/test.txt";
$size = intval (sprintf("%u", filesize($realFiePath)));
$handle = fopen($realFiePath, "rb");
$fileContent = "";
 while (!feof($handle)) {
 $fileContent .= fread($handle, $size);
 ob_flush();
 flush();
 }
 fclose($handle);

echo $fileContent ;