
前言
在《PHP学习笔记-PHP与Web页面的交互1》笔记中讲解了form表单的一些属性,包括它的输入域标记、选择域标记和文字域标记的写法,接下来的内容就是讲如何获取表单数据以及PHP数据的传递,包括对各种控件值的获取。
相关学习推荐:php编程(视频)
插入表单
提交表单之前一定得有表单,当我们的表单创建完毕后可以将表单插入Web页中,代码如下:
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title>在普通的Web页中插入表单</title> <style type="text/css"> body,td,th { font-size: 12px; } </style> </head> <body> <form action="demo_1.php" method="post" name="form1" enctype="multipart/form-data"> <table width="405" height="24" border="1" cellpadding="1" cellspacing="1" bordercolor="#FFFFFF" bgcolor="#999999"> <tr bgcolor="#FFCC33"> <td width="103" height="25" align="right">商品名称:</td> <td height="25" align="left"><input name="product" type="text" id="user" size="20" maxlength="100"></td> </tr> <tr bgcolor="#FFCC33"> <td height="25" align="right">市场:</td> <td height="25" colspan="2" align="left"><input name="from" type="radio" value="海外" checked> 海外 <input type="radio" name="from" value="国内"> 国内</td> </tr> <tr bgcolor="#FFCC33"> <td width="103" height="25" align="right">编号:</td> <td width="289" height="25" colspan="2" align="left"><input name="code" type="text" id="code" size="20" maxlength="100"></td> </tr> <tr bgcolor="#FFCC33"> <td height="25" align="right">种类:</td> <td height="25" colspan="2" align="left"><select name="select"> <option value="电器">电器</option> <option value="家具">家具</option> <option value="化妆品">化妆品</option> <option value="图书" selected>图书</option> <option value="服饰">服饰</option> <option value="宠物">宠物</option> <option value="计算机">计算机</option> </select></td> </tr> <tr bgcolor="#FFCC33"> <td height="25" align="right">商品图片: </td> <td height="25" colspan="2" align="left"><input name="photo" type="file" size="20" maxlength="1000" id="photo"></td> </tr> <tr bgcolor="#FFCC33"> <td height="25" align="right">商品描述: </td> <td height="25" colspan="2" align="left"><textarea name="intro" cols="28" rows="3" id="info"></textarea></td> </tr> <tr align="center" bgcolor="#FFCC33"> <td height="25" colspan="3"><input type="submit" name="submit" value="提交"> <input type="reset" name="submit2" value="重置"></td> </tr> </table> </form> <?php header("Content-Type:text/html; charset=gb2312"); ?>> </body> </html>
在HTML的<body>和</body>间添加一个表单。
运行结果:
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>PHP语言基础</title> </head> <body> <form action="index.php" method="post" name="form1" enctype="multipart/form-data"> <table width="300" border="1" cellpadding="10" cellspacing="0"> <tr> <td height="30">编号: <input type="text" name="code" size="20"/> <input type="submit" name="subimt" value="提交"/> </td> </tr> </table> </form> <?php header("Content-Type:text/html; charset=gb2312"); ?> </body> </html>
运行结果:
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>PHP语言基础</title> </head> <body> <form action="index.php" method="post" name="form1" enctype="multipart/form-data"> <table width="300" border="1" cellpadding="10" cellspacing="0"> <tr> <td height="30">编号: <input type="text" name="code" size="20"/> <input type="submit" name="subimt" value="提交"/> </td> </tr> </table> </form> <?php header("Content-Type:text/html; charset=gb2312"); $value=$_POST['code']; echo "编号:".$value; ?> </body> </html>
运行结果:
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>PHP语言基础</title> </head> <body> <form action="index.php" method="get" name="form1" enctype="multipart/form-data"> <table width="300" border="1" cellpadding="10" cellspacing="0"> <tr> <td height="30">编号: <input type="text" name="code" size="20"/> <input type="submit" name="subimt" value="提交"/> </td> </tr> </table> </form> <?php header("Content-Type:text/html; charset=gb2312"); $value=$_GET['code']; echo "编号:".$value; ?> </body> </html>
运行结果:
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title>在普通的Web页中插入表单</title> <style type="text/css"> body, td, th { font-size: 12px; } </style> </head> <body> <form action="demo_1.php" method="post" name="form1" enctype="multipart/form-data"> <table width="405" height="24" border="1" cellpadding="1" cellspacing="1" bordercolor="#FFFFFF" bgcolor="#999999"> <tr bgcolor="#FFCC33"> <td width="103" height="25" align="right">商品名称:</td> <td height="25" align="left"><input name="product" type="text" id="user" size="20" maxlength="100"></td> </tr> <tr bgcolor="#FFCC33"> <td height="25" align="right">市场:</td> <td height="25" colspan="2" align="left"><input name="from" type="radio" value="海外" checked> 海外 <input type="radio" name="from" value="国内"> 国内 </td> </tr> <tr bgcolor="#FFCC33"> <td width="103" height="25" align="right">编号:</td> <td width="289" height="25" colspan="2" align="left"><input name="code" type="text" id="code" size="20" maxlength="100"></td> </tr> <tr bgcolor="#FFCC33"> <td height="25" align="right">种类:</td> <td height="25" colspan="2" align="left"><select name="select"> <option value="电器">电器</option> <option value="家具">家具</option> <option value="化妆品">化妆品</option> <option value="图书" selected>图书</option> <option value="服饰">服饰</option> <option value="宠物">宠物</option> <option value="计算机">计算机</option> </select></td> </tr> <tr bgcolor="#FFCC33"> <td height="25" align="right">商品图片:</td> <td height="25" colspan="2" align="left"><input name="photo" type="file" size="20" maxlength="1000" id="photo"></td> </tr> <tr bgcolor="#FFCC33"> <td height="25" align="right">商品描述:</td> <td height="25" colspan="2" align="left"><textarea name="intro" cols="28" rows="3" id="info"></textarea> </td> </tr> <tr align="center" bgcolor="#FFCC33"> <td height="25" colspan="3"><input type="submit" name="submit" value="提交"> <input type="reset" name="submit2" value="重置"></td> </tr> </table> </form> <?php header("Content-Type:text/html; charset=gb2312"); if ($_POST[submit] != "") { echo "商品清单:"; echo " <br><br>商品名称:" . $_POST['product']; echo " <br><br> 市场:" . $_POST[from]; echo " <br><br> 编号:" . $_POST['code']; echo " <br><br> 种类:" .$_POST['select']; $path = './upfiles/'. $_FILES['photo']['name']; move_uploaded_file($_FILES['photo']['tmp_name'],$path); echo " <br><br>商品图片:" .$path; echo " <br><br>商品描述:" .$_POST['intro']; } ?> </body> </html>
运行结果:
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