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  • 大小: 13KB
    文件類型: .zip
    金幣: 2
    下載: 0 次
    發布日期: 2021-05-27
  • 語言: Java
  • 標簽: Java??CSV??

資源簡介

Java解析CSV文件

資源截圖

代碼片段和文件信息

package?test.net.peter;
import?java.nio.charset.Charset;
import?java.util.ArrayList;
import?java.util.List;

import?com.csvreader.CsvReader;

/**
?*?ription?functions?in?a?word>
?*?ription>
?*?
?*?@author??Peter.Qiu
?*?@version??[Version?NO?2014-4-28]
?*?@see??[Related?classes/methods]
?*?@since??[product/Modul?version]
?*/
public?class?CsvUtil?{
????//讀取csv文件
????public?List?readCsv(String?filePath)?throws?Exception?{
????????List?csvList?=?new?ArrayList();
????????if?(isCsv(filePath))?{
????????????CsvReader?reader?=?new?CsvReader(filePath?‘‘?Charset.forName(“utf-8“));
????????????//reader.readHeaders();?//?跳過表頭???如果需要表頭的話,不要寫這句。
????????????while?(reader.readRecord())?{?//逐行讀入除表頭的數據
????????????????csvList.add(reader.getValues());
????????????}
????????????reader.close();
????????}?else?{
????????????System.out.println(“此文件不是CSV文件!“);
????????}
????????return?csvList;
????}
????//判斷是否是csv文件
????private?boolean?isCsv(String?fileName)?{
????????return?fileName.matches(“^.+\\.(?i)(csv)$“);
????}
????//方法測試
????public?static?void?main(String[]?args)?throws?Exception?{
????????String?filepath?=?“d:/lucky_number_format.csv“;
????????CsvUtil?su?=?new?CsvUtil();
????????List?list?=?su.readCsv(filepath);
for?(int?r?=?0;?r? List?prizeAmount?=?new?ArrayList();
List?petternList?=?new?ArrayList();
for?(int?c?=?0;?c? String?cell?=?list.get(r)[c];
System.out.print(cell?+?“\t“);
}
System.out.println();
}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????1730??2014-04-29?17:21??CsvUtil.java
?????文件???????13417??2014-04-28?16:28??javacsv-2.0.jar
?????文件?????????124??2014-04-28?17:44??lucky_number_format.csv

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