How to rename file before uploading in PHP?

Member

by darion , in category: PHP General , 2 years ago

How to rename file before uploading in PHP?

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2 answers

Member

by orpha , 7 months ago

@darion 

To rename a file before uploading it in PHP, you can use the move_uploaded_file() function, which moves a file to a new location on the server. Before calling this function, you can rename the file using the rename() function. Here is an example:

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// Get the uploaded file's name
$originalName = $_FILES['file']['name'];

// Generate a new file name based on your requirements
// In this example, we will append a timestamp to the original file name
$timestamp = time();
$newName = $timestamp . '_' . $originalName;

// Specify the destination folder where you want to upload the file
$destinationFolder = 'uploads/';

// Combine the destination folder and the new file name
$destinationPath = $destinationFolder . $newName;

// Move and rename the uploaded file to the destination path
if (move_uploaded_file($_FILES['file']['tmp_name'], $destinationPath)) {
    echo 'File renamed and uploaded successfully.';
} else {
    echo 'Unable to upload the file.';
}


Make sure to handle any potential conflicts if files with the same name exist in the destination folder to avoid overwriting existing files.

Member

by lew , a year ago

@darion 

To rename a file before uploading it in PHP, you can use the rename() function. This function allows you to rename a file by specifying the current name and the new name. Here is an example:

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$old_name = "old_file_name.txt";
$new_name = "new_file_name.txt";

if (rename($old_name, $new_name)) {
    echo "File has been renamed.";
} else {
    echo "There was an error renaming the file.";
}


This example renames the file old_file_name.txt to new_file_name.txt.


If you want to rename a file before uploading it, you can use this code after the file has been selected for upload but before it is actually uploaded.

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// Check if a file has been selected for upload
if (!empty($_FILES["uploaded_file"]["name"])) {
    // Get the file extension
    $extension = pathinfo($_FILES["uploaded_file"]["name"], PATHINFO_EXTENSION);

    // Generate a new file name
    $new_file_name = "new_file_name." . $extension;

    // Rename the file
    rename($_FILES["uploaded_file"]["tmp_name"], $new_file_name);

    // Upload the file
    // ...
}


This example generates a new file name by taking the original file name and adding a new extension to it. It then renames the file using the rename() function before uploading it.