upload.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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript" src="http://c.mfniu.com/js/lib/jquery.js"></script>
<title>多图片上传实例1</title>
</head>
<body>
<div class="upload_btn" onclick="fileElem.click()">选择上传图片</div>
<form action="upload.php" method="post" enctype="multipart/form-data">
<div id="filebox">
<input class="inputimg" type="file" id="fileElem0" name="img[]" multiple="multiple" accept="image/*" onchange="handleFiles(this)">
</div>
<div class="showimgdiv" id="fileList" ></div>
<br><input class="inputimg" type="submit" value="提交">
</form>
<script>
window.URL = window.URL || window.webkitURL;
var fileList = document.getElementById("fileList");
var num = 0;
function handleFiles(obj) {
var sname = 'fileElem'+num;
num++;
var xname ='fileElem'+num;
$('#'+sname).hide();
$('#filebox').append('<input class="inputimg" type="file" id="'+xname+'" name="img[]" multiple="multiple" accept="image/*" onchange="handleFiles(this)">');
if(fileList.childNodes.length>=6){
alert("最多只能上传6张图片哦！");
return false;
}
/* 方法2
if(num>5){
alert("最多只能上传6张图片哦！");
return false;
}
*/
var files = obj.files,
img = new Image();
var div = document.createElement("div");//创建一个DIV
div.style.width = "100px";
div.style.height = "100px";
div.style.border = "1px solid #111";
div.style.margin = "2px";
div.style.float = "left";
div.style.boxShadow = " 2px 2px 4px #aaa";
img.src = window.URL.createObjectURL(files[0]);
img.style.width = "100px";
img.style.height = "100px";
img.name="img[]";
img.onload = function(e) {
window.URL.revokeObjectURL(this.src);
}
div.appendChild(img);
fileList.appendChild(div);
}
</script>
</body>
</html>
upload.php
<?php
var_dump($_FILES);