c#使用npoi导出word如何在文件末尾续写
时间: 2024-09-18 16:01:34 浏览: 97
在 C# 中使用 NPOI 库来导出 Word 文件并在末尾续写内容,你需要首先安装 NPOI 和对其它依赖库如 OpenXml 的支持。以下是一个基本步骤:
1. 引入必要的 NuGet 包:
```csharp
using System.IO;
using OfficeOpenXml;
```
2. 创建一个 `WordprocessingDocument` 对象,并打开或创建一个新的 Word 文档:
```csharp
using (WordprocessingDocument wordDoc = WordprocessingDocument.Open("existing.docx", true))
{
// 获取或创建主文档部分
MainDocumentPart mainPart = wordDoc.MainDocumentPart;
}
```
3. 定义你要添加到末尾的新段落:
```csharp
string textToAppend = "这是要续写的文本...";
Run run = new Run(textToAppend);
```
4. 将新段落添加到文档中,通常是在最后一页或特定节:
```csharp
// 找到最后一个节
Section lastSection = mainPart.Document.Body.LastSection;
// 添加新的段落
Paragraph newPara = lastSection.AppendChild(new Paragraph());
newPara.AppendChild(run);
```
5. 保存修改后的文档:
```csharp
wordDoc.Save();
```
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