php基础练习--多文件上传

php基础练习--多文件上传:

<html>

<head>

    <meta charset="utf-8">

    <title>index_uploads</title>

</head>

<body>

    <form action="uploads.php" method="post" enctype="multipart/form-data">

        <input type="file" name="file[]">

        <br>

        <input type="file" name="file[]">

        <br>

        <input type="submit" value="uploads">

    </form>

</body>

</html>
index_uploads.php
<?php

            header("content-type:text/html;charset=utf-8");

            echo "<pre>";

            print_r($_FILES);

            echo "</pre>";



            $count = count($_FILES['file']['name']);



            for ($i = 0; $i < $count; $i++) {

                $tmpfile = $_FILES['file']['tmp_name'][$i];

                $filefix = array_pop(explode(".", $_FILES['file']['name'][$i]));

                $dstfile = "uploads/files/".time()."_".mt_rand().".".$filefix;



                if (move_uploaded_file($tmpfile, $dstfile)) {

                    echo "<script>alert('succeed!');window.location.href='index_uploads.php';</script>";

                } else {

                    echo "<script>alert('fail!');window.location.href='index_uploads.php';</script>";

                }

            }
uploads.php

核心:<1>上传首页中input的name属性是这么设置的。

   <2>用while循环上传多文件。

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