php获取多选框checkbox值
<input type="checkbox" id="area[]" name="area[]" value="河北">
要想得到checkbox的value数据关键也在于此。下面是个完整实例：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "">
<html xmlns="">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>php获取多选框checkbox值</title>
</head>
<body>
<?php
$area_arr=array();
if($_GET['action']=="submit"){
$area_arr=$_POST['area'];
}
echo "您选定的地区为：";
foreach($area_arr as $k=>$v){
echo $v." ";
}
?>
<form id="form1" name="form1" method="post" action="?action=submit">
<p>河北
<label>
<input type="checkbox" id="area[]" name="area[]" value="河北">
</label>
</p>
<p>河南
<label>
<input type="checkbox" id="area[]" name="area[]" value="河南">
</label>
</p>
<p>山西
<label>
<input type="checkbox" id="area[]" name="area[]" value="山西">
</label>
</p>
<p>山东
<label>
<input type="checkbox" id="area[]" name="area[]" value="山东">
</label>
</p>
<p>江苏
<label>
<input type="checkbox" id="area[]" name="area[]" value="江苏">
</label>
</p>
<p>浙江
<label>
<input type="checkbox" id="area[]" name="area[]" value="浙江">
</label>
</p>
<p>
<label>
<input type="submit" name="Submit" value="提交">
</label>
</p>
</form>
</body>
</html>