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$file1 = 'F:/46.gif';
$file2 = 'F:/test.txt';
$file3 = 'F:/47.gif';
$size = filesize($file1);
echo 'Îļþ´óСΪ£º'.$size;
echo "\n<br>ת»¯Îª¶þ½øÖÆ ...";
$content = file_get_contents($file1);
$content = bstr2bin($content);
$fp = fopen($file2, 'w');
fwrite($fp, $content);
fclose($fp);
$size2 = filesize($file2);
echo 'ת»¯³É¶þ½øÖƺóÎļþ´óСΪ£º'.$size2;
$content = bin2bstr($content);
$fp = fopen($file3, 'w');
fwrite($fp, $content);
fclose($fp);
function bin2bstr($input)
// Convert a binary expression (e.g., "100111") into a binary-string
{
if (!is_string($input)) return null; // Sanity check
// Pack into a string
$input = str_split($input, 4);
$str = '';
foreach ($input as $v)
{
$str .= base_convert($v, 2, 16);
}
$str = pack('H*', $str);
return $str;
}
function bstr2bin($input)
// Binary representation of a binary-string
{
if (!is_string($input)) return null; // Sanity check
// Unpack as a hexadecimal string
$value = unpack('H*', $input);
// Output binary representation
$value = str_split($value[1], 1);
$bin = '';
foreach ($value as $v)
{
$b = str_pad(base_convert($v, 16, 2), 4, '0', STR_PAD_LEFT);
$bin .= $b;
}
return $bin;
}
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<?php
/* @author: zhuyubing@gmail.com */
class Template{
var $code;
function Template($template){
$this->code = implode('', @file($tem ......
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how to install apache, PHP and MySQL on Linux
This tutorial explains the installation of Apache web server, bundled with PHP and MySQL server on a Linux machine. The tutorial is primarily for SuSE 9.2, 9.3, 10.0 & 10.1 operating systems, but most of the steps ought to be valid for all Linux-lik ......
ת×Ô:http://www.ccvita.com
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