用逗号分隔拼接字符串的方法
时间:2020-07-13 15:04:50
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不用if判断去掉末尾逗号,直接拼接后截取
StringBuffer sb = new StringBuffer(); for (String str: list) { sb.append(str).append(","); } String keywordStr = sb.deleteCharAt(sb.length() - 1).toString();
原文:https://www.cnblogs.com/jaycee/p/13293238.html
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