问题
What is the workaround for "getElementsByTagName" in IE8?
回答1:
Internet Explorer has supported getElementsByTagName since IE 5.5 (IE 6 for support for the "*" value as the argument).
There is no workaround, or need for one, for IE 8.
来源：https://stackoverflow.com/questions/24033367/what-is-the-workaround-for-getelementsbytagname-in-ie8