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content是根据网址获得的网页源码字符串 NSRegularExpression *regularExpretion=[NSRegularExpression regularExpressionWithPattern:@"<[^>]*>|\n" options:0 error:nil]; content=[regularExpretion stringByReplacingMatchesInString:content options:NSMatchingReportProgress range:NSMakeRange(0, content.length) withTemplate:@"-"];//替换所有html和换行匹配元素为"-" regularExpretion=[NSRegularExpression regularExpressionWithPattern:@"-{1,}" options:0 error:nil] ; content=[regularExpretion stringByReplacingMatchesInString:content options:NSMatchingReportProgress range:NSMakeRange(0, content.length) withTemplate:@"-"];//把多个"-"匹配为一个"-" //根据"-"分割到数组 NSArray *arr=[NSArray array]; content=[NSString stringWithString:content]; arr = [content componentsSeparatedByString:@"-"]; NSMutableArray *marr=[NSMutableArray arrayWithArray:arr]; [marr removeObject:@""]; return marr;标签：
原文地址：http://www.cnblogs.com/liuyingjie/p/5286797.html
