<?php
if(is_uploaded_file($_FILES['file']['tmp_name'])){
    $file='upload/'.basename($_FILES['file']['name']);
    if(move_uploaded_file($_FILES['file']['tmp_name'], $file)){
        if($_FILES['file']['type']=='image/png' || $_FILES['file']['type']=='image/jpeg'){
            if($_FILES['file']['size'] <2000000){//小於2MB時
                echo $_FILES['file']['tmp_name'];
                echo '<br>';
                echo $_FILES['file']['name'];//檔案名稱
                echo '<br>';
                echo $_FILES['file']['size'], ' byte';
                echo '<br>';
                echo $file, '上傳成功。';
                echo '<p><img src="',$file,'"></p>';
            }else{
                echo '此圖片不可超過2M';
            }
        }else{//如果不為圖檔的話
            echo '此副檔名需為jpg.jpge.png';
        }
    }else{
        echo '上傳失敗。';
    }
}else{
    echo '請選擇檔案。';
}

?>