swoole_async_readfile

(PECL swoole >= 1.9.0)

swoole_async_readfile — Read a file asynchronously

swoole_async_readfile(string $filename, callable $callback): bool

filename

The filename of the file being read.

callback

callback(string $filename, string $content): mixed

成功した場合に true を、失敗した場合に false を返します。

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