WriteContents is called to write the contents of the file to standard output, which it does by calling the fpassthru function in PHP.

调用writeContents以将文件内容写到标准输出，在php中通过调用fpassthru函数实现该功能。

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WriteContents is called to write the contents of the file to standard output, which it does by calling the fpassthru function in PHP.

调用writeContents以将文件内容写到标准输出，在php中通过调用fpassthru函数实现该功能。

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