package com.matrix; import java.io.IOException; public class TestClass { public static void main(String[] args) throws IOException { int times = 10000 * 10; Object[] cells = {"满100减15元", "100011", 15}; // 导出为CSV文件 long t1 = System.currentTimeMillis(); // FileWriter writer = new FileWriter("E:/test1.csv"); // CSVPrinter printer = CSVFormat.EXCEL.print(writer); // for (int i = 0; i < times; i++) { // printer.printRecord(cells); // } // printer.flush(); // printer.close(); long t2 = System.currentTimeMillis(); System.out.println("CSV: " + (t2 - t1)); } }