$fp=fsockopen("127.0.0.1",80);???? //打開數(shù)據(jù)流
if(!$fp)?????????? //如果打開出錯
{
? echo "unable to openn";?????? //輸出內(nèi)容
}
else??????????? //如果成功打開
{
? fwrite($fp,"get / http/1.0rnrn");???? //向數(shù)據(jù)流寫入內(nèi)容
? stream_set_timeout($fp,2);?????? //進行超時設(shè)置
? $res=fread($fp,2000);??????? //讀取內(nèi)容
? $info=stream_get_meta_data($fp);????? //獲取數(shù)據(jù)流報頭
? fclose($fp);????????? //關(guān)閉數(shù)據(jù)流
? if($info['timed_out'])??????? //如果超時
? {
??? echo 'connection timed out!';????? //輸出內(nèi)容
? }
? else
? {
??? echo $res;????????? //輸出讀取內(nèi)容
? }
}
?
//實例二
?
//創(chuàng)建服務端
$socket=stream_socket_server("tcp://0.0.0.0:8000",$errno,$errstr);
//如果創(chuàng)建失敗
if(!$socket)
{
? echo "$errstr ($errno)<br />n";
}
//如果創(chuàng)建成功
else
{
? //接受連接
? while($conn=stream_socket_accept($socket))
? {
??? //寫入數(shù)據(jù)
??? fwrite($conn,'the local time is '.date('n/j/y g:i a')."n");
??? //關(guān)閉連接
??? fclose($conn);
? }
? //關(guān)閉socket
? fclose($socket);
}
?
//
?
$file="test.txt";?????? //定義文件
$fp=fopen($file,"w");????? //打開數(shù)據(jù)流
if($fp)??????? //如果成功打開
{
? stream_set_write_buffer($fp,0);?? //設(shè)置緩沖區(qū)
? fwrite($fp,$output);????? //寫入內(nèi)容
? fclose($fp);?????? //關(guān)閉數(shù)據(jù)流
}