怎么样用php语言实现通过proxy代理服务器访问网站呢??答:function curl_string ($url,$timeout = 3,$proxy=1){ ua = array('Mozilla','Opera','Microsoft Internet Explorer','ia_archiver');op = array('Windows','Windows XP','Linux','Windows NT','Windows 2000','OSX');agent = $ua[rand(0,3)].'/'.rand(1,8).'.'.rand(0,9)...