html页面：
<html> <body> <form action="upload_file.php" method="post" enctype="multipart/form-data"> <label for="file">Filename:</label> <input type="file" name="file" id="file" /> <br /> <input type="submit" name="submit" value="Submit" /> </form> </body> </html>
php处理页面：
<?php
var_dump($_FILES);
if(($_FILES[‘file‘][‘type‘] == "image/gif" ||
$_FILES[‘file‘][‘type‘] == "image/jpeg" ||
$_FILES[‘file‘][‘type‘] == "image/pjpeg" ||
$_FILES[‘file‘][‘type‘] == "image/png") &&
($_FILES[‘file‘][‘size‘] < 200000))
{
if ($_FILES["file"]["error"] > 0)
{
echo "Error: " . $_FILES["file"]["error"] . "<br />";
}
else
{
echo "Upload: " . $_FILES["file"]["name"] . "<br />";
echo "Type: " . $_FILES["file"]["type"] . "<br />";
echo "Size: " . ($_FILES["file"]["size"] / 1024) . " Kb<br />";
echo "Stored in: " . $_FILES["file"]["tmp_name"];
/* 判断文件是否存在，不存在则烤白过来
* */
if(file_exists("upload/".$_FILES[‘file‘][‘name‘]))
{
print_r("file already exitst!");
}
else
{
move_uploaded_file($_FILES[‘file‘][‘tmp_name‘],
"upload/".$_FILES[‘file‘][‘name‘]);
}
}
}
else
{
print_r("不是图片文件类型或者文件超大！");
}
?>
时间： 2024-11-08 20:25:28