代码如下:
<?php
include("upload.class.php"); //引入图片上传类
$a = array("1","2","3");
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>图片上传测试</title>
</head>
<body>
<?
foreach ($a as $k){ //循环
if($_POST['submit']){
$image = new upload_image();
$image->get_file_dir("pic/".$k."/"); //文件存放目录,如果不存在则创建
$image->get_upload_name($_FILES['file']['name']);
$image->get_upload_size($_FILES['file']['size']);
$image->get_upload_type($_FILES['file']['type']);
$image->get_upload_tamp($_FILES['file']['tmp_name']);
$image->upload();
}
}
?>
<form action="" method="post" enctype="multipart/form-data"><table align="center">图片来源:<input type="file" name="file"><input type="hidden" name="hidden" value="a"><input type="submit" name="submit" value="上传"></table></form></body></html>
图片上传类的代码:<?php
class upload_image {
var $upload_file_name;//上传文件的名字
var $upload_file_size;//上传文件的大小
var $upload_max_size = 50000;//上传文件限制的大小
var $upload__file_dir;//图片存放路径
var $upload_tamp_dir;//上传文件的临时路径
var $upload_file_type;//上传文件的类别
var $upload_allow_type = array("image/jpeg","image/jpg","image/png","image/gif");//允许上传文件的类别
var $errorstr;//错误提示
//获取上传文件的名字
function get_upload_name($upload_file_name){
$type = end(explode('.',$upload_file_name));//获取图片的类型,然后重命名
return $this->upload_file_name=$this->upload__file_dir.md5(date("ymdhis")).'.'.$type;
}
//获取上传文件的类型
function get_upload_type($upload_file_type){
return $this->upload_file_type = $upload_file_type;
}
function get_file_dir($upload__file_dir){
return $this ->upload__file_dir = $upload__file_dir;
}
//获取文件的大小
function get_upload_size($upload_file_size){
return $this ->upload_file_size = $upload_file_size;
}
//获取文件的临时目录
function get_upload_tamp($upload_tamp_dir){
return $this->upload_tamp_dir = $upload_tamp_dir;
}
//检查文件存放目录
function check_upload_dir(){
if(!file_exists($this ->upload__file_dir)){
mkdir($this->upload__file_dir);
}
}
//检查上传文件的大小
function check_upload_size(){
if($this ->upload_file_size > $this->upload_max_size){
$this->halt("上传的文件太大");
exit;
}
}
//检查上传文件的类型
function check_upload_type(){
if(!in_array($this->upload_file_type,$this->upload_allow_type)){
$this->halt("上传的文件类型错误");
exit;
}
}
//移动图片
function uplod_image() {
if(!move_uploaded_file($this->upload_tamp_dir,$this->upload_file_name)){
$this->halt("上传文件失败");
exit;
}else{
//这里可以插入数据库操作
echo $this->upload_file_name;
$this->halt("上传成功");
} }
//错误提醒
function halt($errorstr){
echo '<script>alert("'.$errorstr.'");history.go(-1);</script>';
}
//上传操作
function upload(){
$this->check_upload_type();
$this->check_upload_size();
$this->check_upload_dir();
$this->uplod_image();
}
}
?>预想是点击上传后,通过循环能建立三个目录并把上传的图片储存在三个目录里,但不知道为什么测试后是只能建立1,2两个目录,并且图片只保存到了1文件夹里,球大家帮帮我,THX
<?php
include("upload.class.php"); //引入图片上传类
$a = array("1","2","3");
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>图片上传测试</title>
</head>
<body>
<?
foreach ($a as $k){ //循环
if($_POST['submit']){
$image = new upload_image();
$image->get_file_dir("pic/".$k."/"); //文件存放目录,如果不存在则创建
$image->get_upload_name($_FILES['file']['name']);
$image->get_upload_size($_FILES['file']['size']);
$image->get_upload_type($_FILES['file']['type']);
$image->get_upload_tamp($_FILES['file']['tmp_name']);
$image->upload();
}
}
?>
<form action="" method="post" enctype="multipart/form-data"><table align="center">图片来源:<input type="file" name="file"><input type="hidden" name="hidden" value="a"><input type="submit" name="submit" value="上传"></table></form></body></html>
图片上传类的代码:<?php
class upload_image {
var $upload_file_name;//上传文件的名字
var $upload_file_size;//上传文件的大小
var $upload_max_size = 50000;//上传文件限制的大小
var $upload__file_dir;//图片存放路径
var $upload_tamp_dir;//上传文件的临时路径
var $upload_file_type;//上传文件的类别
var $upload_allow_type = array("image/jpeg","image/jpg","image/png","image/gif");//允许上传文件的类别
var $errorstr;//错误提示
//获取上传文件的名字
function get_upload_name($upload_file_name){
$type = end(explode('.',$upload_file_name));//获取图片的类型,然后重命名
return $this->upload_file_name=$this->upload__file_dir.md5(date("ymdhis")).'.'.$type;
}
//获取上传文件的类型
function get_upload_type($upload_file_type){
return $this->upload_file_type = $upload_file_type;
}
function get_file_dir($upload__file_dir){
return $this ->upload__file_dir = $upload__file_dir;
}
//获取文件的大小
function get_upload_size($upload_file_size){
return $this ->upload_file_size = $upload_file_size;
}
//获取文件的临时目录
function get_upload_tamp($upload_tamp_dir){
return $this->upload_tamp_dir = $upload_tamp_dir;
}
//检查文件存放目录
function check_upload_dir(){
if(!file_exists($this ->upload__file_dir)){
mkdir($this->upload__file_dir);
}
}
//检查上传文件的大小
function check_upload_size(){
if($this ->upload_file_size > $this->upload_max_size){
$this->halt("上传的文件太大");
exit;
}
}
//检查上传文件的类型
function check_upload_type(){
if(!in_array($this->upload_file_type,$this->upload_allow_type)){
$this->halt("上传的文件类型错误");
exit;
}
}
//移动图片
function uplod_image() {
if(!move_uploaded_file($this->upload_tamp_dir,$this->upload_file_name)){
$this->halt("上传文件失败");
exit;
}else{
//这里可以插入数据库操作
echo $this->upload_file_name;
$this->halt("上传成功");
} }
//错误提醒
function halt($errorstr){
echo '<script>alert("'.$errorstr.'");history.go(-1);</script>';
}
//上传操作
function upload(){
$this->check_upload_type();
$this->check_upload_size();
$this->check_upload_dir();
$this->uplod_image();
}
}
?>预想是点击上传后,通过循环能建立三个目录并把上传的图片储存在三个目录里,但不知道为什么测试后是只能建立1,2两个目录,并且图片只保存到了1文件夹里,球大家帮帮我,THX
解决方案 »
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移动了,临时文件就没有了,再次执行的失败了目标目录是先于 move_uploaded_file 创建的
所以就出现了:创建两个目录和保存一个文件的现象
//移动图片
function uplod_image() {
if(!move_uploaded_file($this->upload_tamp_dir,$this->upload_file_name)){
$this->halt("上传文件失败");
exit;
}else{改改吧
move_uploaded_file($this->upload_tamp_dir,$this->upload_file_name)
变成
copy($this->upload_tamp_dir,$this->upload_file_name);最最后在再unlink一下~