我想在上传时重命名文件以避免覆盖[重复]

Question

This question already has an answer here:

• How to rename uploaded file before saving it into a directory? 4 answers

I want to rename the file while uploading to avoid overwriting of files, I have following code, Please suggest code to avoid overwriting.

$path = "admin/uploads/resume/";
    if (!file_exists($path))
        mkdir($path, 0, true);
    $img_name = $_FILES['file']['name'];
    $img_tmp_name = $_FILES['file']['tmp_name'];
    $img_path = $img_name;
    move_uploaded_file($img_tmp_name, "admin/uploads/resume/" . $img_path);

    $img_name = $_FILES['file']['name'];

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Answer 1

Try a time() with the file name. to avoid overwriting.

try this.

$img_name = time()."_".$_FILES['file']['name'];