揭秘用jquery建立類Twitter站點(diǎn)的方法(4)_PHP教程

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推薦：淺談基于UML的城軌列車超速防護(hù)系統(tǒng)建模
摘要：分析I-Logix公司的Rhapsody軟件的主要特性在Rhapsody開發(fā)環(huán)境下對(duì)北京地鐵1號(hào)線的ATP系統(tǒng)車載設(shè)備進(jìn)行UML建模,并介紹系統(tǒng)級(jí)調(diào)試功能。統(tǒng)一建模語(yǔ)言UML(UnifiedModelingLanguage)是迄今為止最好的面向?qū)ο蟮慕y(tǒng)一建模語(yǔ)言,它取代了以往各種面向?qū)ο蟊硎?/p>

μú??2?￡oêμ??backend.php

backend.php???tó?óú?óê??°ì¨μ?ajax???ó￡?2￠·μ??xml??ê?μ????￠?￡???úèYè???￡o

ò????aòyó?μ??úèY￡o
<?php
include("config.php");
header("Content-type: text/xml");
header("Cache-Control: no-cache");

foreach($_POST as $key => $value)
{
$$key = mysql_real_escape_string($value);
}

if(@$action == "postmsg")
{
// prepare the query string
$query = "INSERT INTO message (message, date) VALUES ('$message', current_date)";
mysql_query($query) or die('Error, query failed. ' . mysql_error());
}

echo "<?xml version=\"1.0\"?>\n";
echo "\t<message>\n";
echo "\t\t<text>$message</text>\n";
echo "\t</message>\n";
?>

?°ì¨?á′óbackend.phpμ?μ?xml?àó|￡?2￠?a??xml???t??ê??úò3??é??￡

μúáù2?￡oó??ùê???ê????￠

ó??§??′???è?ò3??￡??ò??ó|?úò3??é???ê??éμ????￠?￡òò′?￡??ò??Dèòa2é?ˉêy?Y?aò?±?μ?μ??éμ????￠2￠??ê?????￡o

ò????aòyó?μ??úèY￡o
<div id="messagewindow">
<?php
include("config.php");
// prepare the query string
$query = "SELECT id, message, DATE_FORMAT(date, '%Y-%m-%d') ".
"FROM message ".
"ORDER BY id DESC ";

// execute the query
$result = mysql_query($query) or die('Error, query failed. ' . mysql_error());

// if the guestbook is empty show a message
if(mysql_num_rows($result) == 0)
{
echo "<h3 id='comm'>No updates now.</h3>";
echo "<ul id='comments'></ul>";
}
else
{
echo "<h3 id='comm'>The latest Update: </h3>" .
"<ul id='comments'>";

while($row = mysql_fetch_array($result))
{
list($id, $message, $date) = $row;

$message = htmlspecialchars($message);

$message = nl2br($message);

echo "<li><p class='info'>Added on $date :</p>";
echo "<div class='body'><p>" . $message . "</p>";
echo "</div></li>";
}
echo "</ul>";
}
?>
</div>
</div>

?aD?′ú??ò2??óú?úindex.php?D￡?í??ù￡??ò??ó|ó?CSS?¨ò?ò????ˉááμ????￠??ê?￡o

ò????aòyó?μ??úèY￡o
#comments, #comments li{
    margin:0;
    padding:0;
    list-style:none;
}
#comments li{
    padding:.5em;
    margin:.5em 0;
    background:#fcfcfc;
    border:1px solid #e1e1e1;
}
#comments li .info{
    padding:.2em 20px;
    background:#f1f1f1 url(images/ico_comments.gif) no-repeat 2px 50%;
    margin:0;
    color:#333;
    font-family:Georgia, "Times New Roman", Times, serif;
}
#comments li .body{
    padding:.5em 20px;
}
#commentForm {
    width: 550px;
}

#messagewindow {
padding: 25px;
overflow: auto;
}

???ú￡??ú?ò??ìí?óò???D?μ??üD?oó￡?ò3???′?eà′è???￡o

分享：關(guān)于php的職業(yè)分析--如何成為一名優(yōu)秀的phper
最近經(jīng)常有朋友跟我講，很想來學(xué)習(xí)php，但又不敢來學(xué)，為什么？說是有人跟他講，php沒前途，程序員一大把，php程序員日益呈現(xiàn)白菜價(jià)趨勢(shì)。我對(duì)我的朋友講：只要你有技術(shù)過硬的信心，你完全可以按照自己的職業(yè)規(guī)劃前行。不錯(cuò)，現(xiàn)在的php程序員很多，但這個(gè)群