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這篇文章給大家分享的是有關(guān)php如何實(shí)現(xiàn)網(wǎng)頁版聊天軟件的內(nèi)容。小編覺得挺實(shí)用的,因此分享給大家做個(gè)參考,一起跟隨小編過來看看吧。
具體內(nèi)容如下
1. index.html
<html> <head> <title>聊天室</title> <meta charset="utf-8"/> <link href="http://libs.baidu.com/bootstrap/3.0.3/css/bootstrap.min.css" rel="stylesheet"> <script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script> <script src="http://libs.baidu.com/bootstrap/3.0.3/js/bootstrap.min.js"></script> <link href="./css/style.css" rel="stylesheet"/> <script> var maxid = 0; function showmessage() { //創(chuàng)建ajax對(duì)象 var xhr = new XMLHttpRequest(); //監(jiān)聽 xhr.onreadystatechange = function () { if (xhr.readyState === 4) { eval("var info=" + xhr.responseText); var text = ""; for (var i = 0; i < info.length; i++) { text += "<div class='alert alert-success'>" + "<span class='name'>" + info[i].send + ":</span>" + "<span class='message'>" + info[i].content + "</span>" + "<span>(" + info[i].time + ")</span>" + "</div>"; maxid = info[i].id; } var old = document.getElementById("msg").innerHTML; document.getElementById("msg").innerHTML = old + text; document.getElementById("msg").scrollTop = document.getElementById("msg").scrollHeight; } }; //初始化 xhr.open("get", "./action.php?maxid=" + maxid); //發(fā)送 xhr.send(); } $(document).ready( function () { showmessage() self.setInterval("showmessage()", 2000); } ); function send() { var postData ="content="+document.getElementById('content').value; var xhr = new XMLHttpRequest(); xhr.open("POST", "./add.php", true); //一定要寫頭信息不然服務(wù)器接收不到 xhr.setRequestHeader("Content-type", "application/x-www-form-urlencoded"); xhr.onreadystatechange = function () { var XMLHttpReq = xhr; if (XMLHttpReq.readyState == 4) { if (XMLHttpReq.status == 200) { document.getElementById('content').value=""; } } }; xhr.send(postData); } </script> </head> <body> <div class="panel panel-default" id="main"> <!--聊天室名字--> <div class="panel-heading"> <h4 class="panel-title"> 匿名者聊天室 </h4> </div> <!--聊天室名字--> <!--聊天室消息框--> <div class="panel-body "> <div class="well no-bottom "> <!-- 消息框樣式--> <!-- <div class="alert alert-success">成功!很好地完成了提交。</div> <div class="alert alert-info">信息!請(qǐng)注意這個(gè)信息。</div> <div class="alert alert-warning">警告!請(qǐng)不要提交。</div> <div class="alert alert-danger">錯(cuò)誤!請(qǐng)進(jìn)行一些更改。</div> --> <div id="msg" class="showmessage"> </div> <!--聊天室消息框--> <div class="well" > <form role="form"> <div class="form-group"> <label for="name">發(fā)送消息</label> <textarea class="form-control" id="content" name="content" rows="3" > </textarea> </div> <div > <button type="button" class="btn btn-primary" onclick="send()"> <span class="glyphicon glyphicon-envelope"></span> 發(fā)送 </button> </div> </form> </div> <!--聊天室發(fā)送框--> </div> </div> </div> </body> </html>
2. action.php
<?php $link = mysqli_connect('localhost', 'root', '123', 'test'); mysqli_query($link, 'set names utf8'); $info= array(); header("Content-type: text/html; charset=utf-8"); $id=$_GET['maxid']; $data = mysqli_query($link, "select * from talk where id>$id"); while ($array = mysqli_fetch_assoc($data)) { $info[] = $array; }; echo json_encode($info);
3. chat.sql
DROP TABLE IF EXISTS `talk`; CREATE TABLE `talk` ( `id` int(10) unsigned NOT NULL AUTO_INCREMENT COMMENT 'id', `send` varchar(10) CHARACTER SET utf8 DEFAULT NULL COMMENT '發(fā)送者昵稱', `ip` varchar(12) CHARACTER SET utf8 DEFAULT NULL, `content` varchar(500) CHARACTER SET utf8 DEFAULT NULL, `time` varchar(50) DEFAULT NULL, PRIMARY KEY (`id`) ) ENGINE=InnoDB AUTO_INCREMENT=52 DEFAULT CHARSET=utf8;
4. add.php
<?php /** * @功能 將表單插入數(shù)據(jù)庫 */ $content=$_POST['content']; print_r($_POST); $time= date("Y-m-d H:i:s", time(0)); $link = mysqli_connect('localhost', 'root', '123', 'test'); mysqli_query($link, 'set names utf8'); $ip = $_SERVER["REMOTE_ADDR"]; $sql="INSERT INTO talk VALUES(NULL,'匿名者','$ip','$content','$time')"; $data = mysqli_query($link,$sql); echo "$content"; if($data) echo "1"; else echo "0";
感謝各位的閱讀!關(guān)于“php如何實(shí)現(xiàn)網(wǎng)頁版聊天軟件”這篇文章就分享到這里了,希望以上內(nèi)容可以對(duì)大家有一定的幫助,讓大家可以學(xué)到更多知識(shí),如果覺得文章不錯(cuò),可以把它分享出去讓更多的人看到吧!
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