php 异步上传图片几种方法总结
2个回答
展开全部
代码如下
form action="upload.php" id="form1" name="form1" enctype="multipart/form-data" method="post" target="uploadIframe"> <!--上传图片页面 --> </form> <iframe name="uploadIframe" id="uploadIframe" style="display:none"></iframe>
然后后台处理完上传图片逻辑后返回给前台,利用ajax修改当前页面DOM对象实现无刷新上传图片的友好功能。
实例
代码如下
a.html <form enctype="multipart/form-data" action="a.php" target="ifram_sign" method="POST"> <input name="submit" id="submit" value="" type="hidden"> <label>上传文件: <input name="test_file" type="file" id="test_file" size="48"></label> <input type="image" value="立即上传" id="submit_btn"> </form><iframe name="ifram_sign" src="" frameborder="0" height="0" width="0" marginheight="0" marginwidth="0"></iframe>
php代码:
代码如下
<?php
if ($_files["test_file"]["error"] > 0)
{
echo "Error: " . $_files["test_file"]["error"] . "<br />";
}
else
{
//这里的判断图片属性的方法就不写了。自己扩展一下。
$filetype=strrchr($_files["test_file"]["name"],".");
$filetype=substr($filetype,1,strlen($filetype));
$filename="img/".time("YmdHis").".".$filetype;
move_uploaded_file($_files["test_file"]["tmp_name"],$filename);
echo '<script >alert(1)</script>';
$return="parent.document.getElementByIdx_x('mpic".$pageset_id."').innerhtml='".$dataimgpath."'";
echo "<script >alert('上传成功')</script>";
echo "<script>{$return}</script>";
}
?>
其实jquery ajax图片异步上传
html:
<!DOCTYPE html PUBLIC "-//W3C//dtd Xhtml 1.0 transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en_US" xml:lang="en_US">
<head>
<title>图片异步上传</title>
</head>
<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript" src="js/index.js"></script>
<link type="text/css" rel="stylesheet" href="css/index.css">
<body>
<div class="frm">
<form name="uploadFrom" id="uploadFrom" action="upload.php" method="post" target="tarframe" enctype="multipart/form-data">
<input type="file" id="upload_file" name="upfile">
</form>
<iframe src="" width="0" height="0" style="display:none;" name="tarframe"></iframe>
</div>
<div id="msg">
</div>
</body>
</html>
index.js
$(function(){
$("#upload_file").change(function(){
$("#uploadFrom").submit();
});
});
function stopSend(str){
var im="<img src='upload/images/"+str+"'>";
$("#msg").append(im);
}
upload.php
<?php
$file=$_files['upfile'];
$name=rand(0,500000).dechex(rand(0,10000)).".jpg";
move_uploaded_file($file['tmp_name'],"upload/images/".$name);
//调用iframe父窗口的js 函数
echo "<script>parent.stopSend('$name')</script>";
?>
异步上传图片几种方法
form action="upload.php" id="form1" name="form1" enctype="multipart/form-data" method="post" target="uploadIframe"> <!--上传图片页面 --> </form> <iframe name="uploadIframe" id="uploadIframe" style="display:none"></iframe>
然后后台处理完上传图片逻辑后返回给前台,利用ajax修改当前页面DOM对象实现无刷新上传图片的友好功能。
实例
代码如下
a.html <form enctype="multipart/form-data" action="a.php" target="ifram_sign" method="POST"> <input name="submit" id="submit" value="" type="hidden"> <label>上传文件: <input name="test_file" type="file" id="test_file" size="48"></label> <input type="image" value="立即上传" id="submit_btn"> </form><iframe name="ifram_sign" src="" frameborder="0" height="0" width="0" marginheight="0" marginwidth="0"></iframe>
php代码:
代码如下
<?php
if ($_files["test_file"]["error"] > 0)
{
echo "Error: " . $_files["test_file"]["error"] . "<br />";
}
else
{
//这里的判断图片属性的方法就不写了。自己扩展一下。
$filetype=strrchr($_files["test_file"]["name"],".");
$filetype=substr($filetype,1,strlen($filetype));
$filename="img/".time("YmdHis").".".$filetype;
move_uploaded_file($_files["test_file"]["tmp_name"],$filename);
echo '<script >alert(1)</script>';
$return="parent.document.getElementByIdx_x('mpic".$pageset_id."').innerhtml='".$dataimgpath."'";
echo "<script >alert('上传成功')</script>";
echo "<script>{$return}</script>";
}
?>
其实jquery ajax图片异步上传
html:
<!DOCTYPE html PUBLIC "-//W3C//dtd Xhtml 1.0 transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en_US" xml:lang="en_US">
<head>
<title>图片异步上传</title>
</head>
<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript" src="js/index.js"></script>
<link type="text/css" rel="stylesheet" href="css/index.css">
<body>
<div class="frm">
<form name="uploadFrom" id="uploadFrom" action="upload.php" method="post" target="tarframe" enctype="multipart/form-data">
<input type="file" id="upload_file" name="upfile">
</form>
<iframe src="" width="0" height="0" style="display:none;" name="tarframe"></iframe>
</div>
<div id="msg">
</div>
</body>
</html>
index.js
$(function(){
$("#upload_file").change(function(){
$("#uploadFrom").submit();
});
});
function stopSend(str){
var im="<img src='upload/images/"+str+"'>";
$("#msg").append(im);
}
upload.php
<?php
$file=$_files['upfile'];
$name=rand(0,500000).dechex(rand(0,10000)).".jpg";
move_uploaded_file($file['tmp_name'],"upload/images/".$name);
//调用iframe父窗口的js 函数
echo "<script>parent.stopSend('$name')</script>";
?>
异步上传图片几种方法
展开全部
代码如下
form action="upload.php" id="form1" name="form1" enctype="multipart/form-data" method="post" target="uploadIframe"> <!--上传图片页面 --> </form> <iframe name="uploadIframe" id="uploadIframe" style="display:none"></iframe>
然后后台处理完上传图片逻辑后返回给前台,利用ajax修改当前页面DOM对象实现无刷新上传图片的友好功能。
实例
代码如下
a.html <form enctype="multipart/form-data" action="a.php" target="ifram_sign" method="POST"> <input name="submit" id="submit" value="" type="hidden"> <label>上传文件: <input name="test_file" type="file" id="test_file" size="48"></label> <input type="image" value="立即上传" id="submit_btn"> </form><iframe name="ifram_sign" src="" frameborder="0" height="0" width="0" marginheight="0" marginwidth="0"></iframe>
PHP代码:
代码如下
<?php
if ($_FILES["test_file"]["error"] > 0)
{
echo "Error: " . $_FILES["test_file"]["error"] . "<br />";
}
else
{
//这里的判断图片属性的方法就不写了。自己扩展一下。
$filetype=strrchr($_FILES["test_file"]["name"],".");
$filetype=substr($filetype,1,strlen($filetype));
$filename="img/".time("YmdHis").".".$filetype;
move_uploaded_file($_FILES["test_file"]["tmp_name"],$filename);
echo '<script >alert(1)</script>';
$return="parent.document.getElementByIdx_x('mpic".$pageset_id."').innerHTML='".$dataimgpath."'";
echo "<script >alert('上传成功')</script>";
echo "<script>{$return}</script>";
}
?>
其实jquery ajax图片异步上传
HTML:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en_US" xml:lang="en_US">
<head>
<title>图片异步上传</title>
</head>
<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript" src="js/index.js"></script>
<link type="text/css" rel="stylesheet" href="css/index.css">
<body>
<div class="frm">
<form name="uploadFrom" id="uploadFrom" action="upload.php" method="post" target="tarframe" enctype="multipart/form-data">
<input type="file" id="upload_file" name="upfile">
</form>
<iframe src="" width="0" height="0" style="display:none;" name="tarframe"></iframe>
</div>
<div id="msg">
</div>
</body>
</html>
index.js
$(function(){
$("#upload_file").change(function(){
$("#uploadFrom").submit();
});
});
function stopSend(str){
var im="<img src='upload/images/"+str+"'>";
$("#msg").append(im);
}
upload.php
<?php
$file=$_FILES['upfile'];
$name=rand(0,500000).dechex(rand(0,10000)).".jpg";
move_uploaded_file($file['tmp_name'],"upload/images/".$name);
//调用iframe父窗口的js 函数
echo "<script>parent.stopSend('$name')</script>";
?>
异步上传图片几种方法
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