php 怎么判断client socket断开
php 怎么判断client socket断开
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php 怎么判断client socket断开
当连接断开时，读写socket的函数会失败。如socket_read()在读取失败时布尔值false。这时可以调用socket_last_error()和socket_strerror()函数得到错误代码和错误信息。可以根据这个判断失败原因是否为连接断开。
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