android过滤表情

最新推荐文章于 2021-05-29 03:08:10 发布

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最新推荐文章于 2021-05-29 03:08:10 发布

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分类专栏：开发中的一些小技巧文章标签： android

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private static boolean isNotEmojiCharacter(char codePoint)
{
	return (codePoint == 0x0) ||
		(codePoint == 0x9) ||
		(codePoint == 0xA) ||
		(codePoint == 0xD) ||
		((codePoint >= 0x20) && (codePoint <= 0xD7FF)) ||
		((codePoint >= 0xE000) && (codePoint <= 0xFFFD)) ||
		((codePoint >= 0x10000) && (codePoint <= 0x10FFFF));
}

/**
 * 过滤emoji 或者 其他非文字类型的字符
 * @param source
 * @return
 */
public static String filterEmoji(String source)
{
	int len = source.length();
	StringBuilder buf = new StringBuilder(len);
	for (int i = 0; i < len; i++)
	{
		char codePoint = source.charAt(i);
		if (isNotEmojiCharacter(codePoint))
		{
			buf.append(codePoint);
		}
	}
	return buf.toString();
}