public static String removeHtmlTag(String content, String... tagNames) {
		return removeHtmlTag(content, true, tagNames);
	}
@Test
	public void unwrapTest2() {
		// 避免移除i却误删img标签的情况
		final String htmlString = "<html><img src='aaa'><i>测试文本</i></html>";
		final String tagString = "i,br";
		final String cleanTxt = HtmlUtil.removeHtmlTag(htmlString, false, tagString.split(","));
		assertEquals("<html><img src='aaa'>测试文本</html>", cleanTxt);
	}