简单实用socket

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@socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO,array("sec"=>10, "usec"=>0));当socket_read得不到响应，这里设置时间可以跳过不会陷入死循环
/ b0 \& [9 N3 y" E' C. M& r现在socket读写数据的流程是这样的：

3 d( p$ ]+ d) U$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);

6 M7 O9 u4 p" ]; t* n, I) Psocket_set_option($socket,SOL_SOCKET,SO_RCVTIMEO,array("sec"=>60, "usec"=>0 ) );

socket_connect($socket, IP, PORT);

socket_write($socket, $strxml, strlen($strxml);
$back = socket_read($socket, 8192);
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3 V8 _  Q, s0 Asocket_read有时候收不到返回数据，应该是超时了，如何修改超时时间？
4 @0 H3 o. ?! w2 ~8 b+ Isocket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO,array("sec"=>3, "usec"=>0));//接受超时
6 x; J0 `( }7 O. n0 w/ z5 ?0 @socket_set_option($socket, SOL_SOCKET, SO_SNDTIMEO,array("sec"=>2, "usec"=>0));//发送超时
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, _0 h  F. c8 D/ B  Ihttps://blog.csdn.net/sn_qmzm521/article/details/80756396
https://blog.csdn.net/Hiking_Tsang/article/details/84788448
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