相关知识

1、String regex = "<span id=\"descriptionLabel\">([^<]*)</span>";
    Pattern pattern = Pattern.compile(regex);
    Matcher matcher = pattern.matcher(result2);
    if(matcher.find()){ /** 若length>1,一定包含 **/
     String str = matcher.group(1);

 

 

 

2、工具regex

 

3、入门http://deerchao.net/tutorials/regex/regex.htm

 

4、替换所有的换行符 detailDesc = detailDesc.replace(/\n/g,"<br/>");

 

 

ultraEdit:

删除每行数据里的“@@”到行尾   @@[^\r\n]*

 

5、return /^\d{1,7}(\.\d{0,3})?$/.test(money);