COMPersistHelper::LoadFromFile

(PHP 5, PHP 7, PHP 8)

COMPersistHelper::LoadFromFile — Load object from file

说明

public COMPersistHelper::LoadFromFile(string $filename, int $flags = 0): bool

Opens the specified file and initializes an object from the file contents.

参数

filename
The name of the file from which to load the object.
flags
The access mode to be used when opening the file. Possible values are taken from the » STGM enumeration. The method can treat this value as a suggestion, adding more restrictive permissions if necessary. If flags is 0, the implementation is supposed to open the file using whatever default permissions are used when a user opens the file.

返回值

成功时返回 true， 或者在失败时返回 false。

错误／异常

A com_exception is thrown if the associated object does not implement the COM interface IPersistFile, or when calling the IPersistFile::Load() method failed.

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