<?php$socket =  socket_create(AF_INET, SOCK_STREAM, SOL_TCP );socket_bind($socket ,‘127.0.0.1‘, 11211 );socket_listen( $socket ,5);while( true ){    $con = socket_accept( $socket );    if( $con !==false ){        socket_write($con, ‘init‘, 4 );        while(  $str = socket_read( $con,1024 ) ){            echo ‘client:‘.$str."\n";            $ret = fgets(STDIN);        }        socket_close( $con );    }}

<?php$socket =  socket_create(AF_INET, SOCK_STREAM, SOL_TCP );socket_connect( $socket ,‘127.0.0.1‘, 11211 );while( $t = socket_read( $socket,1024  ) ){    echo ‘server:‘.$t."\n";    $str = trim(fgets(STDIN));    if( $str ){        socket_write($socket, $str, strlen($str) );    }}socket_close( $socket );