Java uses regular expressions to filter tags in html

1 /**2 * Remove HTML tags from text3      *4      * @paraminputstring5      * @return6      */7      Public Staticstring Html2text (String inputstring) {8         if(Stringutils.isempty (inputstring)) {9             return NULL;Ten         } OneString Htmlstr =inputstring; AString textstr = ""; - Java.util.regex.Pattern P_script; - Java.util.regex.Matcher M_script; the Java.util.regex.Pattern P_style; - Java.util.regex.Matcher M_style; - Java.util.regex.Pattern p_html; - Java.util.regex.Matcher m_html; +  - Java.util.regex.Pattern p_html1; + Java.util.regex.Matcher m_html1; A  at         Try { -String regex_script = "<[\\s]*?script[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?script[\\s]*?>";//define a regular expression for script {or <script[^>]*?>[\\s\\S]*?<\\/script> -             // } -String Regex_style = "<[\\s]*?style[^>]*?>[\\s\\S]*?<[\\s]*?\\/[\\s]*?style[\\s]*?>";//a regular expression that defines a style {or <style[^>]*?>[\\s\\S]*?<\\/style> -             // } -String regex_html = "<[^>]+>";//Regular expressions that define HTML tags inString REGEX_HTML1 = "<[^>]+"; -P_script =pattern.compile (Regex_script, to pattern.case_insensitive); +M_script =P_script.matcher (HTMLSTR); -Htmlstr = M_script.replaceall ("");//Filter Script Tags the  *P_style =Pattern $ . Compile (Regex_style, pattern.case_insensitive);Panax NotoginsengM_style =P_style.matcher (HTMLSTR); -Htmlstr = M_style.replaceall ("");//Filter Style Labels the  +p_html =pattern.compile (regex_html, pattern.case_insensitive); Am_html =P_html.matcher (HTMLSTR); theHtmlstr = M_html.replaceall ("");//Filter HTML Tags +  -P_HTML1 =Pattern $ . Compile (REGEX_HTML1, pattern.case_insensitive); $M_HTML1 =P_html1.matcher (HTMLSTR); -Htmlstr = M_html1.replaceall ("");//Filter HTML Tags -  theTextstr =Htmlstr; - Wuyi             //Replacement &amp;nbsp; theTextstr = Textstr.replaceall ("&amp;", ""). ReplaceAll ("nbsp;", ""); -  Wu}Catch(Exception e) { -System.err.println ("Html2text:" +e.getmessage ()); About         } $  -         returnTEXTSTR;//returns a text string -}

　　

　　

/** * Remove HTML tags in text * * @param inputstring * @return * */public static string Html2text (String InputS        Tring) {if (Stringutils.isempty (inputstring)) {return null;        } String htmlstr = inputstring;        String textstr = "";        Java.util.regex.Pattern P_script;        Java.util.regex.Matcher M_script;        Java.util.regex.Pattern P_style;        Java.util.regex.Matcher M_style;        Java.util.regex.Pattern p_html; Java.util.regex.Matcher m_html;
Java.util.regex.Pattern P_HTML1; Java.util.regex.Matcher M_HTML1;
        Try {            String regex_script = "&LT;[\\S]*?SCRIPT[^&GT;] *?>[\\s\\s]*?<[\\s]*?\\/[\\s]*?script[\\s]*?> "; Define a regular expression for script {or <script[^>]*?>[\\s\\S]*?<\\/script>           //}             String Regex_style = "<[\\s]*?style[^>]*?>[\\s\\s]*?<[\\s]*?\\/[\ \s]*?style[\\s]*?> "; Regular expressions that define a style {or <style[^>]*?>[\\s\\S]*?<\\/style>           //}            String regex_html = "<[^>]+>"; Regular expressions for defining HTML tags             String REGEX_HTML1 = "<[^>]+";            P_script = Pattern.compile (regex_script,                  &NBS P pattern.case_insensitive);            M_script = P_script.matcher (htmlstr);    & nbSp       HTMLSTR = M_script.replaceall (""); Filter script Tags
P_style = Pattern. Compile (Regex_style, pattern.case_insensitive);            M_style = P_style.matcher (HTMLSTR); Htmlstr = M_style.replaceall (""); Filter style Labels
p_html = Pattern.compile (regex_html, pattern.case_insensitive);            m_html = P_html.matcher (HTMLSTR); Htmlstr = M_html.replaceall (""); Filter HTML Tags
P_HTML1 = Pattern. Compile (REGEX_HTML1, pattern.case_insensitive);            M_HTML1 = P_html1.matcher (HTMLSTR); Htmlstr = M_html1.replaceall (""); Filter HTML Tags
Textstr = Htmlstr;
Replacement &amp;nbsp; Textstr = Textstr.replaceall ("&amp;", ""). ReplaceAll ("nbsp;", "");
} catch (Exception e) {System.err.println ("Html2text:" + e.getmessage ()); }
Return textstr;//returns a text string}

Java uses regular expressions to filter tags in html