::编辑::
好吧,很明显,我应该放在更大的画面中,这是我的错。好的,假设有两组下拉菜单,
考虑以下HTML:
<form name="myform" action="process.php" method="POST">
<input type="hidden" name="check_submit" value="1" />
<select name="month">
<option selected="--">--</option>
<option value="January">01</option>
<option value="February">02</option>
<option value="March">03</option>
<option value="April">04</option>
<option value="May">05</option>
<option value="June">06</option>
<option value="July">07</option>
<option value="August">08</option>
<option value="September">09</option>
<option value="October">10</option>
<option value="November">11</option>
<option value="December">12</option>
</select>
<select name="year">
<option selected="--">--</option>
<option value="1965">65</option>
<option value="1966">66</option>
<option value="1967">67</option>
<option value="1968">68</option>
</select>
<input type="submit" />
</form>
我在"process.php"中使用$_POST来显示用户选择的年份,如下所示:
<?php
echo "{$_POST['month']} ";
echo "{$_POST['year']} ";
?>
如果选择"67",则"1967"显示AND;如果选择"09",则显示"September",因此问题仍然存在。。。
有没有一种方法可以在同一页上显示选项和标签?这是一个简单的HTML,带有PHP处理器,仅此而已。
谢谢!
您不能单独通过php实现它,您可以使用jquery,如下所示
<select name="month" onchange="document.getElementById('month_text').value=this.options[this.selectedIndex].text">
<option selected="--">--</option>
<option value="January">01</option>
<option value="February">02</option>
<option value="March">03</option>
............
<option value="December">12</option>
</select>
<select name="year" onchange="document.getElementById('year_text').value=this.options[this.selectedIndex].text">
<option selected="--">--</option>
<option value="1965">65</option>
<option value="1966">66</option>
<option value="1967">67</option>
<option value="1968">68</option>
</select>
<input type="hidden" name="year_text" id="year_text" value="" />
<input type="hidden" name="month_text" id="month_text" value=""/>
在php中
echo $_POST['year']; // will print 1967
echo $_POST['year_text']; // will print 67
echo $_POST['month']; // will print January
echo $_POST['month_text']; // will print 01
您可以这样做:修改html类:
<option value="1965-65">65</option>
在PHP中:
$explode = explode("-",$_POST['year']);
echo $explode[0]; //will be 1965
echo $explode[1]; //will be 65
或你的html
<option value="1965">65</option>
PHP
echo substr($_POST['year'], 2, 2); // 65
<?php
$monthArray = array('01'=>'January','02'=>'February','03'=>'March','04'=>'April',
'05'=>'May','06'=>'June','07'=>'July','08'=>'August',
'09'=>'September','10'=>'October','11'=>'November',
'12'=>'December');
$month = $_POST['month'];
$year = $_POST['year'];
echo $month;
echo $year;
echo "You have selected ".substr($year, 2)." Year.";
echo "You have selected ".$monthArray[$month]." month.";
?>
我也更新了本月的代码。