streamWrapper::unlink()
(PHP 5, PHP 7)
Delete a file
说明
public streamWrapper::unlink(string $path): bool
This method is called in response tounlink().
Note:In order for the appropriate error message to be returned this method shouldnotbe 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