public static String matcherFound(Matcher m) {
        StringBuilder sb = new StringBuilder();
        sb.append(String.format("%d/%d  Regin:%d/%d\n",
                                m.start(),
                                m.end(),
                                m.regionStart(),
                                m.regionEnd()));
        for (int i = 0; i <= m.groupCount(); i++)
            sb.append(String.format("%2d:[%3d,%3d) %s\n", i, m.start(i), m.end(i), m.group(i)));
        return sb.toString();
    }
public static String matcherFound(Matcher m) {
        StringBuilder sb = new StringBuilder();
        sb.append(String.format("%d/%d  Regin:%d/%d\n",
                                m.start(),
                                m.end(),
                                m.regionStart(),
                                m.regionEnd()));
        for (int i = 0; i <= m.groupCount(); i++)
            sb.append(String.format("%2d:[%3d,%3d) %s\n", i, m.start(i), m.end(i), m.group(i)));
        return sb.toString();
    }
public static String matcherFound ( Matcher m ) { StringBuilder sb = new StringBuilder ( ) ; sb . append ( String . format ( "%d/%d  Regin:%d/%d\n" , m . start ( ) , m . end ( ) , m . regionStart ( ) , m . regionEnd ( ) ) ) ; for ( int i = 0 ; i <= m . groupCount ( ) ; i ++ ) sb . append ( String . format ( "%2d:[%3d,%3d) %s\n" , i , m . start ( i ) , m . end ( i ) , m . group ( i ) ) ) ; return sb . toString ( ) ; }
显示 Matcher 的详细信息

@param m
Matcher 对象，必须执行过 find
@return 信息
显示 Matcher 的详细信息