我认为可以这样做:

/style ="[a-zA-Z0-9:; \.\ s \(\)\-\，] *"/gi

如果您只想替换某些部分，也可以将它们放在捕获组中

You could also put these in capturing groups, if you wanted to replace some parts only

/(style =)([a-zA-Z0-9:; \.\ s \(\)\-\，] *)(")/gi

工作示例: http://regexr.com?2up30