Swoole\Async::readFile
(PHP 5 >= 5.2.0, PHP 7, PECL swoole >= 1.9.0)
Swoole\Async::readFile — Read a file asynchronously.
参数
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filename
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The filename of the file being read.
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callback
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filename
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The name of the file.
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content
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The content readed from the file.
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