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在线短消息收发的程序,不用数据库

login.php
<?if(isset($submit)){
    session_start();
    
    $nickname=$name;
    session_register("nickname");
    header("location:hframe.php");    
}?>
<form name=form1 action="login.php" method="post">
<input type=text name="name">
<input type=submit name=submit  value="进入">
</form>
hframe.php
<frameset cols="0,*">
  <frame name="contents" src="autosend.php">
  <frame name="main" src="smessage.php">
  <noframes>
  <body>

  <p>此网页使用了框架,但您的浏览器不支持框架。</p>

  </body>
  </noframes>
</frameset>
smessage.php
<?session_start();
if(isset($submit)){
     $fp=fopen("test.txt","a+");
     $temp="\r\n".$rmessage."|".$content."|".$nickname."|0";
     fputs($fp,$temp);
     exit;
}
?>
:<form name=form1 action="smessage.php" method="post">
接收方<input type=text name=rmessage><br>
内容:<br><textarea name=content rows=20 cols=30>
</textarea><br>
<input type=submit name=submit value=submit>
</form>
<? session_start();
echo "<meta http-equiv='refresh' content='6;url=autosend.php'>";
$fl=file("test.txt");
$temp="";
for($i=0;$i<count($fl);$i++){    
    $sflag=explode("|",$fl[$i]);    
    if(($sflag[3]==0)&&$sflag[0]==$nickname){
            
        echo"<script>window.open('list.php?Smessage=$sflag[2]&Content=$sflag[1]','newwin','toolbar=no location=no')</script>";        
    }else{
        $temp.=$fl[$i];
    }
}
$fp=fopen("test.txt","w");
    fputs($fp,$temp);
        ?>