$('#stage_intro_list').on('click','.stage_intro', function (e) { console.log(e); console.log(this) var id = $(this).attr('id'); console.log(id); })
<div from-data="stage_intro" id="stage_intro_list">
<h3 class="stage_intro" id="{{temp_id}}"><a><label class="h_lable" style="min-width:14%;">階段{{sort_no}}</label><label class="h_lable">{{stage_name}}</label></a></h3>
</div>
點擊當前元素,獲取當前元素的屬性id