[英]if and else condition not working on session variables?
我需要解决此问题,我有两个不同的session variables
并且我希望通过session variable
在if和else条件下显示回显消息和单选按钮名称的大小值?
问题是,当我选择单选按钮时,应该显示size values
而不是accessories
?
例如我想要这样
如果输入值像任何数字
echo "Accessories"; // It Should Be Display Accessories If
Any Kind Of Numbers Enter.
如果收音机选择其他
echo size name // display size whatever choose
from radio button.
这是我的代码:
<?php
session_start();
if(isset($_REQUEST['test']))
{
$_SESSION['size1']=$_POST['size'];
$new_sizes=$_SESSION['size1'];
$_SESSION['cid1']=$_POST['cid'];
if(isset($_SESSION['cid1']))
{
echo "Accessories";
}
else
{
echo $new_sizes;
}
}
?>
<form method="post">
<input type="text" name="cid">
<br>
<label for="Small">Small</label>
<input type="radio" name="size" id="Small" value="Small" />
<label for="Medium" >Medium</label>
<input type="radio" name="size" id="Medium" value="Medium"/>
<label for="Large">Large</label>
<input type="radio" name="size" id="Large" value="Large"/>
<label for="Xl">Xl</label>
<input type="radio" name="size" id="Xl" value="Xl"/>
<br>
<input type="submit" name="test" value"Submit">
</form>
也许你应该尝试
就像是
if(is_numeric($_SESSION['cid1']))
{
echo "Accessories";
}
else
{
echo $new_sizes;
}
Re-Write code like this:
<?php
session_start();
session_destroy();
session_start();
if (empty($_POST) === false) {
if (empty($_POST['size']) === false) {
$_SESSION['size1']=$_POST['size'];
echo $new_sizes = $_POST['size'];
} else if (empty($_POST['cid']) === false) {
$_SESSION['cid1']=$_POST['cid'];
echo "Accessories";
}
}
?>
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