[英]Show/Hide div based on select option
Here's my code : 这是我的代码:
HTML : HTML :
<Select id="colorselector">
<option value="red-1">Red</option>
<option value="yellow-2">Yellow</option>
<option value="blue-2">Blue</option>
<option value="black-1">Black</option>
</Select>
<div id="-1" class="colors" style="display:none"> Div1... </div>
<div id="-2" class="colors" style="display:none"> Div2.. </div>
JS : JS :
$(function() {
$('#colorselector').change(function(){
$('.colors').hide();
$('#' + $(this).val()).show();
});
});
What I want : when I select an option that contains "-1"
the first div will appears, and the second div will disappear. 我想要的是:当我选择一个包含
"-1"
的选项时,第一个div将出现,第二个div将消失。 And If I select an option that contains "-2"
the firs div will disappear, and the second one will appears. 而且,如果我选择一个包含
"-2"
的选项,则firs div将消失,而第二个将出现。
Use split()
to get the number 使用
split()
获取数字
$(function() { $('#colorselector').change(function() { $('.colors').hide(); $('#-' + $(this).val().split('-')[1]).show(); }); });
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script> <Select id="colorselector"> <option value="red-1">Red</option> <option value="yellow-2">Yellow</option> <option value="blue-2">Blue</option> <option value="black-1">Black</option> </Select> <div id="-1" class="colors" style="display:none">Div1...</div> <div id="-2" class="colors" style="display:none">Div2..</div>
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