php大力力 [005节] php大力力简单计算器001

2015-08-22 php大力力005. php大力力简单计算器001:

上网看视频,看了半天,敲击代码,如下:

<html>
<head>
<title>简单计算器</title>

</head>
<body>
<table border="1" width ="500" align="center">
<form action = "calculator.php" method ="post">
<tr>
<td>
<input type="text" size="15" name = "num1" value=""/><br>
</td>
<td>
</td>
<td>
<SELECT name = "ysf">
<option value="+"> + </option>
<option value="-"> - </option>
<option value="*"> * </option>
<option value="/"> / </option>
<option value="%"> % </option>
</SELECT>
</td>

<td>
<input type="text" size="15" name = "num2" value=""/><br>
</td>

<td>
<input type="submit" name = "sub" value="计算"/>

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

 

对了,博客园代码在随笔里面,如何能显示的更好一些捏?问号❓

例如:http://blog.csdn.net/greenbird811/article/details/7514865 这里面的代码显示效果就非常好,

但是我不知道如何做耶。。。

ok,现在搞定,选择“插入代码”图标

<html>
    <head>
        <title>简单计算器</title>
    </head>

    <body>
        <table border="1" width ="500" align="center">
        <form action = "calculator.php" method ="post">
            <tr>
            <td>
                <input type="text" size="15" name = "num1" value=""/><br>
            </td>
            <td>
            </td>

            <td>
                <SELECT name = "ysf">
                <option value="+"> + </option>
                <option value="-"> - </option>
                <option value="*"> * </option>
                <option value="/"> / </option>
                <option value="%"> % </option>
                </SELECT>
            </td>

            <td><input type="text" size="15" name = "num2" value=""/><br>
            </td>

            <td>
                <input type="submit" name = "sub" value="计算"/>

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

                                 

写下以上几个我第一次接触的知识点吧

<form action = "calculator.php" method ="post">

还有

<SELECT name = "ysf">
<option value="+"> + </option>
<option value="-"> - </option>
<option value="*"> * </option>
<option value="/"> / </option>
<option value="%"> % </option>
</SELECT>

嗯嗯,先写这么多,慢慢来

2015-08-22 php大力力005. php大力力简单计算器001

http://www.cnblogs.com/dalitongxue/p/4750277.html

原文地址:https://www.cnblogs.com/dalitongxue/p/4750277.html