作业帮javascript语句问题：this['className']?this['className']='nav_switch' :this['class']='nav_switch';this['className']?this['className']='nav_switch' :this['class']='nav_switch';这句是什么意思啊?this['className']='nav_switch' 这一句就可
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/23 21:57:16
![javascript语句问题：this['className']?this['className']='nav_switch' :this['class']='nav_switch';this['className']?this['className']='nav_switch' :this['class']='nav_switch';这句是什么意思啊?this['className']='nav_switch' 这一句就可](/uploads/image/z/6755266-10-6.jpg?t=javascript%E8%AF%AD%E5%8F%A5%E9%97%AE%E9%A2%98%EF%BC%9Athis%5B%27className%27%5D%3Fthis%5B%27className%27%5D%3D%27nav_switch%27+%3Athis%5B%27class%27%5D%3D%27nav_switch%27%3Bthis%5B%27className%27%5D%3Fthis%5B%27className%27%5D%3D%27nav_switch%27+%3Athis%5B%27class%27%5D%3D%27nav_switch%27%3B%E8%BF%99%E5%8F%A5%E6%98%AF%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%E5%95%8A%3Fthis%5B%27className%27%5D%3D%27nav_switch%27+%E8%BF%99%E4%B8%80%E5%8F%A5%E5%B0%B1%E5%8F%AF)
javascript语句问题：this['className']?this['className']='nav_switch' :this['class']='nav_switch';this['className']?this['className']='nav_switch' :this['class']='nav_switch';这句是什么意思啊?this['className']='nav_switch' 这一句就可
javascript语句问题：this['className']?this['className']='nav_switch' :this['class']='nav_switch';
this['className']?this['className']='nav_switch' :this['class']='nav_switch';这句是什么意思啊?this['className']='nav_switch' 这一句就可以实现功能,为什么要加上各判断,这句 this['class']='nav_switch'到底有什么用?
javascript语句问题：this['className']?this['className']='nav_switch' :this['class']='nav_switch';this['className']?this['className']='nav_switch' :this['class']='nav_switch';这句是什么意思啊?this['className']='nav_switch' 这一句就可
他的用意可能是表达 如果this['className']为真的话赋值this['className'],否则赋值到this['class']上,可能是解决多浏览器的兼容问题.