function change(e){ var e = e || window.event;}函数内的语句与以下哪个选项的作用一致?
选项:
A:var e = event || window.event
B:var e = window.event || event
C:var e = e?event:window.evt
D:var e = e?e:window.event
发布时间:2024-05-24 12:49:04