关于一次上传多个图片的插件有没有?
像discuz发帖那样,一次上传多个图片,然后将所有上传的图片路径插入到编辑器中。
有没有?
------解决方案--------------------
找个JS批量上传插件,主要是美观而已,技术角度还是个表单。
从http协议实现角度,下面的php代码是一个活生生的协议细节:
- PHP code
<?php function do_post_request($url, $postdata, $files = null) { $data = ""; $boundary = "---------------------".substr(md5(rand(0,32000)), 0, 10); //Collect Postdata foreach($postdata as $key => $val) { $data .= "--$boundary\n"; $data .= "Content-Disposition: form-data; name=\"".$key."\"\n\n".$val."\n"; } $data .= "--$boundary\n"; //Collect Filedata foreach($files as $key => $file) { $fileContents = file_get_contents($file['tmp_name']); $data .= "Content-Disposition: form-data; name=\"{$key}\"; filename=\"{$file['name']}\"\n"; $data .= "Content-Type: image/jpeg\n"; $data .= "Content-Transfer-Encoding: binary\n\n"; $data .= $fileContents."\n"; $data .= "--$boundary--\n"; } $params = array('http' => array( 'method' => 'POST', 'header' => 'Content-Type: multipart/form-data; boundary='.$boundary, 'content' => $data )); $ctx = stream_context_create($params); $fp = fopen($url, 'rb', false, $ctx); if (!$fp) { throw new Exception("Problem with $url, $php_errormsg"); } $response = @stream_get_contents($fp); if ($response === false) { throw new Exception("Problem reading data from $url, $php_errormsg"); } return $response; } //set data (in this example from post) //sample data $postdata = array( 'name' => $_POST['name'], 'age' => $_POST['age'], 'sex' => $_POST['sex'] ); //sample image $files['image'] = $_FILES['image']; do_post_request("http://example.com", $postdata, $files); ?><br><font color="#e78608">------解决方案--------------------</font><br>swfopload<br><font color="#e78608">------解决方案--------------------</font><br>在学习PHP中可能会遇到PHP上传多张图片问题,上传图片需要对图片格式的校验,保证上传的一定是图片,防止上传其他文件到服务器。多图片上传基本实现方法是使用数组的形式,把所有的图片提交个一个数组,对数组的元素进行一个个循环的处理。下面是PHP多图片上传的代码示例:<br><br>1.<?php <br />2.//图片目录 <br>3.$img_dir="../upload/"; <br>4.//……html显示上传界面 <br>5./*图片上传处理*/ <br>6.//把图片传到服务器 <br>7.//初始化变量 <br>8.$uploaded=0; <br>9.$unuploaded=0; <br>10.//只允许五张图片上传 <br>11.for($i=0;$i12.{ <br>13.//获取当前图片的信息 <br>14.$is_file=$_FILES['imgfile']['name'][$i]; <br>15.//如果当前图片不为空 <br>16.if(!empty($is_file)) <br>17.{ <br>18.//把当前图片的信息存储到变量里 <br>19.$result[$i]=" <br>20.<trclasstrclass> <br>21.<td>".$_FILES['imgfile']['name'][$i]."</td> <br>22.<td>".round($_FILES['imgfile']['size'][$i]/1024,2)."K</td> <br>23.<td>".$_FILES['imgfile']['type'][$i]."</td> <br>24.<td>"; <br>25.//判断上传的图片的类型是不是jpg,gif,png,bmp中的一种,同时判断是否上传成功 <br>26.if( <br>27.$_FILES['imgfile']['type'][$i]=="image/pjpeg"|| <br>28.$_FILES['imgfile']['type'][$i]=="image/gif"|| <br>29.$_FILES['imgfile']['type'][$i]=="image/x-png"|| <br>30.$_FILES['imgfile']['type'][$i]=="image/bmp" <br>31.) <br>32.{ <br>33.//如果上传的文件没有在服务器上存在 <br>34.if(!file_exists($img_dir.$_FILES['imgfile']['name'][$i])) <br>35.{ <br>36.//把图片文件从临时文件夹中转移到我们指定上传的目录中 <br>37.move_uploaded_file($_FILES['imgfile']['tmp_name'][$i], <br>38.$img_dir.$_FILES['imgfile']['name'][$i]); <br>39.$result[$i].="成功"; <br>40.$uploaded++; <br>41.} <br>42.else//如果文件已经在服务器上存在 <br>43.{ <br>44.$result[$i].="<fontcolor>文件已存在";<div class="clear"> </div></fontcolor> </td></trclasstrclass>

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php提交表单通过后,弹出的对话框怎样在当前页弹出php提交表单通过后,弹出的对话框怎样在当前页弹出而不是在空白页弹出?想实现这样的效果:而不是空白页弹出:------解决方案--------------------如果你的验证用PHP在后端,那么就用Ajax;仅供参考:HTML code<form name="myform"

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