jQuery练习t323,从0到1

 get.php

<?php
header("Content-Type:text/html;charset=utf-8");
echo "<div class='item'><h4>{$_REQUEST['username']}:</h4>
<p>{$_REQUEST['content']}</p></div>";

?>


t323.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style type="text/css">
        .item h4{
            margin: 5px;
            background-color: #F1F1F1;
        }
        .item p{
            margin: 0;
            text-indent: 2em;
        }
    </style>
    <script src="../../js/jquery-3.5.1.js"></script>
    <script>
        $(function () {
           $("#send").click(function () {
               $.get("get.php",{
                   username : $("#name").val(),
                   content : $("#content").val()
               },function (data, textStatus) {
                   $("#comment").html(data);
               });
           });
        });

        /*
        $.get()方法有4个参数,url,data,fn,type
        参数type返回的内容格式包括,text,html,xml,json,script或default。


         */
    </script>
</head>
<body>
    <form>
        <fieldset>
            <legend>小伙伴们,快到碗里来!</legend>
            <p>
                <label for="name">昵称:</label>
                <input type="text" id="name">
            </p>
            <p>
                <label for="content">内容:</label>
                <textarea name="content" id="content" rows="4" cols="30"></textarea>
            </p>
            <p>
                <input type="button" id="send" value="提交">
            </p>
        </fieldset>
    </form>
    <h3>已有评论:</h3>
    <div id="comment"></div>
</body>
</html>

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转载自blog.csdn.net/modern358/article/details/113842740
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