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这真的很丑。关于如何设置歌剧占位符的任何解决方法？我得到了普通的 html5 占位符和一些 css。Opera似乎没有得到它......
Opera 尚不支持设置占位符文本的样式。您可以在此处查看有关该问题的讨论如何在 Opera 中设置占位符样式。