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我试图在 android webview 中显示马拉雅拉姆语。我正在准备一个 html 并应用 thoolika unicode 字体。现在我想显示 html 内容是否有英文字母，然后用英文显示。
如何检查 html 字符串的正文中是否包含英文字母？
提前致谢