Problem with php post receiving.

<code class="html"><form action="http://www.godruoyi.com/" method="get">
    
    <input type="text" name="pic[]">
    <input type="text" name="pic[]">
    <input type="text" name="pic[]">
    <input type="text" name="pic[]">

    <input type="submit" name="save">
</form></code>

<code class="php">    $pics = $_GET['pic'];
    $data = [];
    foreach ($pics as $key => $value) {
        $data[] = [
            'image_src'  =>$value,
            'image_name' => mt_rand(1, 1111) . '.jpg'
        ];
    }

    //over</code>