Php 在多个附件中设置文件大小
我正在发送多个附件,并发送电子邮件,现在我想检查附件文件的扩展名和大小,我正在使用以下代码:Php 在多个附件中设置文件大小,php,javascript,upload,phpmailer,Php,Javascript,Upload,Phpmailer,我正在发送多个附件,并发送电子邮件,现在我想检查附件文件的扩展名和大小,我正在使用以下代码: foreach(array_keys($_FILES['attachment']['name']) as $key) { $file=$_FILES['attachment']; $filesize = (filesize($file) * .0009765625) * .0009765625; echo $filesize; if ($FileSize > 100) {
foreach(array_keys($_FILES['attachment']['name']) as $key) {
$file=$_FILES['attachment'];
$filesize = (filesize($file) * .0009765625) * .0009765625;
echo $filesize;
if ($FileSize > 100) {
echo "<script type='text/javascript'>parent.document.getElementById('sizeerrormessage').style.display = 'inline';</script>";
}
$source = $_FILES['attachment']['tmp_name'][$key];
$filename = $_FILES['attachment']['name'][$key];
$mail->AddAttachment($source, $filename);
}
foreach(数组_键($_文件['attachment']['name'])作为$key){
$file=$_文件['attachment'];
$filesize=(filesize($file)*.0009765625)*.0009765625;
echo$文件大小;
如果($FileSize>100){
echo“parent.document.getElementById('sizeerrormessage')。style.display='inline';”;
}
$source=$\u文件['attachment']['tmp\u name'][$key];
$filename=$_文件['attachment']['name'][$key];
$mail->AddAttachment($source,$filename);
}
我给出的错误是,为了计算文件大小和扩展名,给定了一个数组,需要字符串
对于多个附件,附件[]是一个数组。。如何检查数组类型的文件大小和扩展名现在表单代码是
<input type="file" name="attachment[]" id="attachment" size="30"
onchange="document.getElementById('moreUploadsLink').style.display = 'block';" />
<div id="moreUploads"></div>
<div id="sizeerrormessage" style="display:none;margin-left:30px">
<font color=#990000 size=1>File exceeded maximum allowed limit of 100 Kb</font>
</div>
<div id="typeerrormessage" style="display:none;margin-left:30px">
<font color=#990000 size=1>Only png, jpg and gif are allowed extensions.</font>
</div>
<div id="moreUploadsLink" style="display:none;"><a
href="javascript:addFileInput();">Attach another File</a></div>
文件超出了允许的最大限制100 Kb
仅允许使用png、jpg和gif扩展名。
javascript是
<script type="text/javascript">
var upload_number = 1;
var attachmentlimit = 5;
function addFileInput() {
var d = document.createElement("div");
var file = document.createElement("input");
file.setAttribute("type", "file");
file.setAttribute("name", "attachment[]");
/* file.setAttribute("name", "attachment"+upload_number);*/
d.appendChild(file);
document.getElementById("moreUploads").appendChild(d);
upload_number++;
if(upload_number == attachmentlimit) {
document.getElementById('moreUploadsLink').style.display='none';
}
}
</script>
var upload_number=1;
var attachmentlimit=5;
函数addFileInput(){
var d=document.createElement(“div”);
var file=document.createElement(“输入”);
setAttribute(“类型”、“文件”);
setAttribute(“名称”、“附件[]”);
/*file.setAttribute(“名称”、“附件”+上传编号)*/
d、 追加子项(文件);
document.getElementById(“moreUploads”).appendChild(d);
上传_number++;
如果(上传数量==附件限制){
document.getElementById('moreUploadsLink').style.display='none';
}
}
这是使用脚本获取文件大小和扩展名的方法
$filesize = $_FILES['attachment']['size'][$key];
$extention = pathinfo ($_FILES['attachment']['name'][$key] ,PATHINFO_EXTENSION );
有关信息,请参阅
谢谢
:)