PHP Manual
streamWrapper
Delete a file

streamWrapper::unlink

(PHP 5, PHP 7)

streamWrapper::unlink — Delete a file

说明

public streamWrapper::unlink ( string $path ) : bool

This method is called in response to unlink().

Note:

In order for the appropriate error message to be returned this method should not be defined if the wrapper does not support removing files.

参数

path: The file URL which should be deleted.

返回值

成功时返回 TRUE，或者在失败时返回 FALSE。

错误／异常

调用此方法失败将给出 E_WARNING（未实现）。

注释

Note:

当合法的上下文传递给调用函数时，属性 streamWrapper::$context 会被改变。

参见

unlink() - 删除文件
streamWrapper::rmdir() - Removes a directory

相关文章

php eio 函数 delete a name and possibly the file it refers to php pdf 函数 delete pdflib virtual file php ssh2 函数 delete a file php svn 函数 creates a new empty file returns true if all is ok false otherwise php xdiff 函数 patch a file with a binary diff php 安装／配置 plugin configuration file =1.1.x php postgresql pdo copy data from table into file php phar copy a file internal to the phar archive to another new file within the phar php phardata add a file from the filesystem to the tar/zip archive php phardata delete a file within a tar/zip archive php phardata set the contents of a file within the tar/zip to those of an external file or string php pharfileinfo returns file specific meta data saved with a file php streamwrapper renames a file or directory php streamwrapper tests for end of file on a file pointer php streamwrapper advisory file locking php streamwrapper opens file or url php streamwrapper retrieve information about a file resource php streamwrapper delete a file php streamwrapper retrieve information about a file php ziparchive adds a file to a zip archive from the given path

关注编程学问公众号