//sockClient:用来传输数据的socket描述符; msg:一个指向要发送数据的指针;Len是以字节为单位的数据的长度;flags一般情况下置为0 //成功返回写入的字节数 执行失败,返回SOCKET_ERROR 5 recv() 接收 函数解析:socket编程:recv()函数详解_超级大洋葱806的博客-CSDN博客_socket.recv //接收 string str = ""; ch...
STREAM socket (TCP)s =socket.socket(socket.AF_INET, socket.SOCK_STREAM)exceptsocket.error as msg:print('Failed to create socket. Error code:'+ str(msg[0]) +', Error message :'+ msg[1])
每种服务都打开一个Socket,并绑定到一个端口上,不同的端口对应于不同的服务。Socket正如其英文原意那样,像一个多孔插座。一台主机犹如布满各种插座的房间,每个插座有一个编号,有的插座提供220伏交流电, 有的提供110伏交流电,有的则提供有线电视节目。 客户软件将插头插到不同编号的插座,就可以得到不同的服务。网...
01importsocket#for sockets 02importsys#for exit 03 04try: 05#create an AF_INET, STREAM socket (TCP) 06s=socket.socket(socket.AF_INET, socket.SOCK_STREAM) 07exceptsocket.error, msg: 08print'Failed to create socket. Error code: '+str(msg[0])+' , Error message : '+msg[1] 09sys.ex...
socket() .bind() .listen() .accept() .connect() .connect_ex() .send() .recv() .close() Python provides a convenient and consistent API that maps directly to system calls, their C counterparts. In the next section, you’ll learn how these are used together. As part of its standard...
socket—bind—sendto/recvfrom—close 3.1收消息 importsocketdefmain():# 创建套接字udp_socket=socket.socket(socket.AF_INET,socket.SOCK_DGRAM)# socket.SOCK_DGRAM - udp# socket.AF_INET(是ip4还是ip6-是固定的) socket.SOCK_STREAM(使 用udp还是tcp——也是固定的)# 使用套接字接收数据# udp_socket...
obj = socket.socket(socket.AF_INET, socket.SOCK_STREAM) Here, an object of the socket class is created, and two parameters are passed to it. The first parameter, i.e., AF_INET, refers to the ipV4 address family, meaning only ipV4 addresses will be accepted by the socket. The second...
# 开发C/S架构的软件 学习并发,数据库,前端能干什么 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # 开发B/S架构的软件 网络编程技术起源 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # 绝大部分先进技术的兴起基本来自于军事,网络编程这项技术来源于美国军事,为了实现数据的远程传输. ...
(including basic Unicode support),bytes,bytearray,tuple,list,dict,set,frozenset,array.array,collections.namedtuple, classes and instances. Builtin modules includeos,sys,time,re, andstruct, etc. Some ports have support for_threadmodule (multithreading),socketandsslfor networking, andasyncio. Note that...
socket.socket()创建一个新的 TCP/IP 套接字; sock.bind()将套接字绑定到一个地址和端口上; sock.listen()将套接字标记为监听状态; sock.accept()建立新的连接; sock.recv()从客户端接收数据,sock.sendall()将数据发送回客户端; 这个版本的服务器并不支持并发,多个客户端同时连接时,其中一个连接成功并占...