简单实用socket

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@socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO,array("sec"=>10, "usec"=>0));当socket_read得不到响应，这里设置时间可以跳过不会陷入死循环
, s, i* C, @* B( \% k" {% n7 @! d" L6 B" T现在socket读写数据的流程是这样的：
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) j5 E4 n7 [1 A2 u1 u) m+ P$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);

; M9 a) Y: |' l! D. e, Nsocket_set_option($socket,SOL_SOCKET,SO_RCVTIMEO,array("sec"=>60, "usec"=>0 ) );
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- }" ]+ ~9 V' Wsocket_connect($socket, IP, PORT);
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2 i7 l) m; v/ v. R% N. ]5 ]# H8 Wsocket_write($socket, $strxml, strlen($strxml);
$back = socket_read($socket, 8192);

1 c# H. U/ [' A* t9 Qsocket_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？
& z- d6 i7 w; Z7 W; vsocket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO,array("sec"=>3, "usec"=>0));//接受超时
" Z6 f8 Q  w1 K  q$ a6 zsocket_set_option($socket, SOL_SOCKET, SO_SNDTIMEO,array("sec"=>2, "usec"=>0));//发送超时

2 q; q1 z* ]$ |2 z( C7 R  Yhttps://blog.csdn.net/sn_qmzm521/article/details/80756396
https://blog.csdn.net/Hiking_Tsang/article/details/84788448
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