【问题标题】:can't upload and unlink image php无法上传和取消链接图像php
【发布时间】:2016-05-18 12:11:01
【问题描述】:

我在上传和取消链接我的图像在服务器中的过程中有任何问题。我用这个脚本上传图片

move_uploaded_file($source, $directory);

但是,我有警告:

警告:move_uploaded_file(34160518200001.jpg) [function.move-uploaded-file]:无法打开流:HTTP 包装器 不支持可写连接

我使用此脚本取消链接图像

unlink('a34160518200001.jpg');

但我有警告:

警告:unlink() [function.unlink]: http 不允许取消链接

希望有人能帮帮我,谢谢师父

【问题讨论】:

  • 文件权限问题
  • 将上传文件夹设置为 777。我确定它当前设置为 775

标签: php upload unlink


【解决方案1】:

这是一个帮助您入门的示例:

    <?php
        // NOT NECESSARY TO CREATE VARIABLES FOR THE IMAGES DIRECTORY
        // AND THE IMAGE BUT THIS HELPS ILLUSTRATE THE PROCESS.. ;-)
        $imagesDir  = "path/to_the/images/folder";
        $image      = "the_image_to_upload.jpg";

        // FIRST chmod THE IMAGES DIRECTORY TO HAVE THE PERMISSIONS YOU WANT:
        chmod($imagesDir, 0777);        

        // THEN UPLOAD THE IMAGE:
        move_uploaded_file($image, $imagesDir);

        // TO DELETE (unlink) A FILE [IMAGE IN THIS EXAMPLE]
        $image2Delete = "the_image_to_delete.png";

        // CHMOD THE IMAGE TOO... BE SURE ALSO THAT THE CONTAINING DIRECTORY
        // FOR THIS IMAGE ALSO HAS THE RIGHT PERMISSIONS:
        chmod($image2Delete, 0777);

        // THEN DELETE THE IMAGE...
        unlink($image2Delete);

【讨论】:

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