$('.ty-form').on 'change', '.region-select', (event) =>
region = $(event.currentTarget).val()
# 当前dom
current_dom = $(event.currentTarget)
此时获取值不能通过$(this)來获取了,需要通过$(event.currentTarget)
$('.ty-form').on 'change', '.region-select', (event) =>
region = $(event.currentTarget).val()
# 当前dom
current_dom = $(event.currentTarget)
此时获取值不能通过$(this)來获取了,需要通过$(event.currentTarget)