[英]how to rename file before upload in php
I want to rename file dynamically and then upload it. 我想动态重命名文件,然后上传。 I am fetching name of file from DB.
我正在从数据库获取文件名。 But when I rename file it's not taking name value coming from DB.
但是,当我重命名文件时,它并没有采用来自数据库的名称值。 It's considering static part I am adding to it.
我正在考虑添加静态部分。 Here is my code
这是我的代码
uploadId.php: uploadId.php:
$con=mysqli_connect("localhost","root","****","database");
$result= mysqli_query($con,"SELECT op_id FROM Optrs_info WHERE op_id='1234'");
$res= mysqli_fetch_array($result);
$opid= $res["op_id"];
$id= $opid . "add2";
$_SESSION['id']= $id;
And here I am uploading file with new name 在这里,我正在上传新名称的文件
<?php
include("uploadId.php");
$temp = explode(".", $_FILES["uploaded_file"]["name"]);
$extension = end($temp);
$path="/var/www/tcpdf/pictures/";
$filename=basename($_FILES["uploaded_file"]["name"]);
$filename = $_SESSION['id'] . (string) strrchr($filename, '.');
$filename = $_SESSION['id'] . '.' . $extension;
if(move_uploaded_file($_FILES["uploaded_file"]["tmp_name"],$path . $filename))
{
echo "Uploaded";
}
?>
When I tried new file uploaded with add2.jpeg but $opid value is not getting added. 当我尝试使用add2.jpeg上传新文件但未添加$ opid值时。
Try this: 尝试这个:
<?php
include("uploadId.php");
$temp = explode(".", $_FILES["uploaded_file"]["name"]);
$extension = end($temp);
$path="/var/www/tcpdf/pictures/";
$filename = basename($_FILES["uploaded_file"]["name"]);
$filename = $_SESSION['id'] . strrchr($filename, '.') . $extension;
if(move_uploaded_file($_FILES["uploaded_file"]["tmp_name"],$path . $filename))
{
echo "Uploaded";
}
?>
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