PHP에서 파일을 읽는 샘플 코드

这段php代码详细演示了如何打开文件、读取文件和关闭文件，php中可以通过fopen打开文件，通过filesize函数获取文件大小，fread读取文件内容，fclose关闭文件

Reading a file using PHP



$filename = "/home/user/guest/tmp.txt";
$file = fopen( $filename, "r" );
if( $file == false )
{
   echo ( "Error in opening file" );
   exit();
}
$filesize = filesize( $filename );
$filetext = fread( $file, $filesize );

fclose( $file );

echo ( "File size : $filesize bytes" );
echo ( "$filetext" );
?>

PHP