php写的简易聊天室

简介：这是php写的简易聊天室的详细页面，介绍了和php,有关的知识、技巧、经验，和一些php源码等。

class='pingjiaF' frameborder='0' src='http://biancheng.dnbcw.info/pingjia.php?id=337299' scrolling='no'>

index.php

<html>
<head><Title>
在线聊天
</title></head>
<!-- frames -->
<frameset  rows="70%,*" BORDER="0">
    <frame name="top" src="_b.php" marginwidth="0" marginheight="0" scrolling="yes" FRAMEBORDER="NO" noresize>
    <frame name="bottom" src="_a.php" marginwidth="0" marginheight="0" scrolling="no" frameborder="no" noresize>
</frameset>

<body>
</body>
</html>
_a.php
<html>
<title>
聊天室
</title>

<body TOPMARGIN=0 LEFTMARGIN=0 MARGINWIDTH=0 MARGINHEIGHT=0 >

<?php
$person = @$_POST[person];
$msg = @$_POST[message];
if ($person!="" && $msg!=""){
$handle = fopen("msg.txt","r");
$tot = 0;
$oldmsg = array();
while ($content = fgets($handle)){
    $oldmsg[] = $content;
    ++$tot;
}
fclose($handle);
unlink("msg.txt");

$fp = fopen("msg.txt","a+");
$time = date("h:i");
fwrite($fp,"<font color=\"blue\">".$person."</font>&nbspin&nbsp<font color=\"red\">".$time."</font>&nbsp&nbspsays that&nbsp&nbsp<b>".$msg."</b><br>"."\n");
for ($i =0;$i<$tot;++$i){
    if ($i>50) break;
    fwrite($fp,$oldmsg[$i]);
}
}

?>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="0">
<tr align="left" bgcolor="#666666">
<td height="20">

</td></tr>
<tr bgcolor="#FFCC66">
<td width="1" height="4" ></td>
</tr>
</TABLE>

<table width="100%" border=0 cellspacing=0 cellpadding=0 bgcolor="#EFEFEF">
<tr bgcolor="#666666">
<td align="left">
<table width="100%" height="500" boder=0 cellspacing=0 cellpadding=0 bgcolor="#EFEFEF">
<tr align="left">
<td valign="top">
<font size="-1" color="#666666">



<table width = "100%" border = "0">
    <tr>
    <form action="_a.php" method = "post">
        <td align="left">
        <font size="-1">昵称：</font>
        <input type="text" name="person" size="12" maxlength="80" value="<?php echo $person;?>">
        <br>
        <font size="-1"></font>
        <textarea type="textarea" name="message" rows="9" cols="150" size = 100></textarea>
        <input type="submit" value="发言">
        </td>
    </form>
    </tr>
</table>

</font>
</td>
</tr>
</tr>
</table>
</td>
</tr>
</table>
</body>
</html>

_b.php

<html>
    <head>
        <title>
        聊天室
        </title>
    </head>
    <META HTTP-EQUIV=Refresh CONTENT="5; URL=_b.php">
    <body bgcolor="#EFEFEF">
    <?php
        $handle=fopen("msg.txt","r");
        //$oldmsg = array();
        while ($content = fgets($handle)){
        //$oldmsg[] = $content;
        //++$tot;
            echo $content;
        }
    ?>
    </body>
</html>


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http://biancheng.dnbcw.info/php/337299.html pageNo:9

posted on 2011-11-13 09:38  圣者  阅读(249)  评论(0)  编辑  收藏  举报

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