Java实现将Excel转为HTML的完整示例

<repositories>
    <repository>
        <id>com.e-iceblue</id>
        <name>e-iceblue</name>
        <url>https://repo.e-iceblue.com/nexus/content/groups/public/</url>
    </repository>
</repositories>

<dependency>
    <groupId>e-iceblue</groupId>
    <artifactId>spire.xls.free</artifactId>
    <version>16.3.1</version>
</dependency>

import com.spire.xls.FileFormat;
import com.spire.xls.Workbook;

public class ExcelToHtml {
    public static void main(String[] args) {
        // 1. 加载 Excel 文档
        Workbook workbook = new Workbook();
        workbook.loadFromFile("sample.xlsx");

        // 2. 保存为 HTML
        workbook.saveToFile("output/whole_workbook.html", FileFormat.HTML);
        System.out.println("转换完成！");
    }
}

import com.spire.xls.Workbook;
import com.spire.xls.Worksheet;
import com.spire.xls.core.spreadsheet.HTMLOptions;

public class SheetToHtmlWithImage {
    public static void main(String[] args) {
        // 1. 加载 Excel
        Workbook workbook = new Workbook();
        workbook.loadFromFile("product.xlsx");

        // 2. 获取第一个工作表
        Worksheet sheet = workbook.getWorksheets().get(0);

        // 3. 设置 HTML 选项：图片嵌入
        HTMLOptions options = new HTMLOptions();
        options.setImageEmbedded(true); // true 表示将图片转为 base64 嵌入 HTML

        // 4. 保存指定工作表为 HTML
        sheet.saveToHtml("output/single_sheet.html", options);
        System.out.println("单个工作表转换成功，图片已嵌入。");
    }
}