Java正则匹配数字和字母以及空格的组合

 1 String s = "hg 437 djj  第三款dufwf745 、dfn^894dk大姐夫iPhone 6s&&&&74854";
 2         String pattern = "([A-Za-z]+\\s+[0-9]+[A-Za-z0-9\\s]*|[A-Za-z]+[0-9]+[A-Za-z0-9\\s]*|[0-9]+[A-Za-z]+[A-Za-z0-9\\s]*|[0-9]+\\s+[A-Za-z]+[A-Za-z0-9\\s]*)[^a-zA-Z0-9\\s]*";
 3         Pattern r = Pattern.compile( pattern );
 4         Matcher m = r.matcher( s );
 5 
 6         ArrayList< String > p = new ArrayList<String>();
 7         while(m.find()) { 
 8             p.add( m.group(1) );
 9        } 
10         
11         for( String e:p )
12             System.out.println(e);