php写的简易聊天室代码_PHP

index.php
复制代码 代码如下:











_a.php
复制代码 代码如下:



$person = @$_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,"".$person."&nbspin&nbsp".$time."&nbsp&nbspsays that&nbsp&nbsp".$msg."
"."\n");
for ($i =0;$iif ($i>50) break;
fwrite($fp,$oldmsg[$i]);
}
}
?>

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_b.php
复制代码 代码如下:






$handle=fopen("msg.txt","r");
//$oldmsg = array();
while ($content = fgets($handle)){
//$oldmsg[] = $content;
//++$tot;
echo $content;
}
?>