簡単な表示/非表示を行おうとしています..私のアプリではなく、jsフィドルで動作しています..
私のviews/user_steps/interests.html.erbで
<label class="checkbox">
<input id="user_holiday_ids_" name="user[holiday_ids][]" type="checkbox" value="2" />
Valentine Day
</label>
<div style="display:none;">
Whatever you have to capture here<input type="text" id="foo" />
</div>
</br>
<label class="checkbox">
<input id="user_holiday_ids_" name="user[holiday_ids][]" type="checkbox" value="3" />
Easter
</label>
<div style="display:none;">
Whatever you have to capture here<input type="text" id="foo1" />
</div>
</br>
<label class="checkbox">
<input id="user_holiday_ids_" name="user[holiday_ids][]" type="checkbox" value="4" />
Mother Day
</label>
<div style="display:none;">
Whatever you have to capture here<input type="text" id="foo2" />
</div>
</br>
<label class="checkbox">
<input id="user_holiday_ids_" name="user[holiday_ids][]" type="checkbox" value="5" />
Father's Day
</label>
<div style="display:none;">
Whatever you have to capture here<input type="text" id="foo3" />
</div>
</br>
<label class="checkbox">
<input id="user_holiday_ids_" name="user[holiday_ids][]" type="checkbox" value="6" />
Halloween
</label>
<div style="display:none;">
Whatever you have to capture here<input type="text" id="foo4" />
</div>
</br>
<label class="checkbox">
<input id="user_holiday_ids_" name="user[holiday_ids][]" type="checkbox" value="7" />
Thanksgiving
</label>
</br>
<label class="checkbox">
<input id="user_holiday_ids_" name="user[holiday_ids][]" type="checkbox" value="8" />
Christmas
</label>
私の assets/javascripts/user_steps.js で:
$(".checkbox").click(function(){
$(this).next("div").toggle();
});