import java.util.regex.Matcher; import java.util.regex.Pattern; public class HtmlUtil { private static final String regEx_script = "<script[^>]*?>[\\s\\S]*?<\\/script>"; // Define the regular expression of script private static final String regEx_style = "<style[^>]*?>[\\s\\S]*?<\\/style>"; // Define the regular expression of style private static final String regEx_html = "<[^>]+>"; // Define the regular expression of HTML tags private static final String regEx_space = "\\s*|\t|\r|\n";//Define the space carriage return line feed private static final String regEx_nbsp = " "; /** * @param htmlStr * @return * Remove Html tags */ public static String delHTMLTag(String htmlStr) { Pattern p_script = Pattern.compile(regEx_script, Pattern.CASE_INSENSITIVE); Matcher m_script = p_script.matcher(htmlStr); htmlStr = m_script.replaceAll(""); // filter script tags Pattern p_style = Pattern.compile(regEx_style, Pattern.CASE_INSENSITIVE); Matcher m_style = p_style.matcher(htmlStr); htmlStr = m_style.replaceAll(""); // filter style tags Pattern p_html = Pattern.compile(regEx_html, Pattern.CASE_INSENSITIVE); Matches m_html = p_html.matcher (htmlStr); htmlStr = m_html.replaceAll(""); // filter html tags Pattern p_space = Pattern.compile(regEx_space, Pattern.CASE_INSENSITIVE); Matcher m_space = p_space.matcher(htmlStr); htmlStr = m_space.replaceAll(""); // filter space carriage return tags Pattern p_nbsp = Pattern.compile(regEx_nbsp, Pattern.CASE_INSENSITIVE); Matcher m_nbsp = p_nbsp.matcher(htmlStr); htmlStr = m_nbsp.replaceAll(""); // filter spaces and carriage return tags return htmlStr.trim(); // return text string } public static String getTextFromHtml(String htmlStr){ htmlStr = delHTMLTag(htmlStr); htmlStr = htmlStr.replaceAll(" ", ""); //htmlStr = htmlStr.substring(0, htmlStr.indexOf("。")+1); return htmlStr; } public static void main(String[] args) { String str = "<div style='text-align:center;'>测试 测试<br/><span style='font-size:14px;'> </span><span style='font-size:18px;'>测试,测试</span><br/></div>"; System.out.println(getTextFromHtml(str)); } }
Java uses regular to remove all HTML tags
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