PHP文件系统操作

shisgmei

　　


<?php
$fp = fopen("fx", "rb");
while(false !== ($ch = fgetc($fp))) echo $ch;
echo "<br><br>";
fseek($fp, 0, SEEK_SET);
while( ! feof($fp)) echo fgets($fp);
echo "<br><br>";
fseek($fp, 0, SEEK_SET);
echo fread($fp, 100);
fclose($fp);
echo "<br><br>";
echo readfile("fx");
echo "<br><br>";
echo file_get_contents("fx");
echo "<br><br>";
$arr = file("fx");
foreach($arr as $value) echo $value."<br>";
$pic = file_get_contents('yang.jpg');
file_put_contents("fu.jpg", $pic);
echo "<img src='fu.jpg'>";
echo is_dir("upload");
$dir = scandir("upload");
foreach($dir as $value) echo $value."<br>";
?>