Thêm văn bản vào tiêu đề của PDF qua Go SDK

    package main

    import (
        "fmt"

        asposepdfcloud "github.com/aspose-pdf-cloud/aspose-pdf-cloud-go/v25"
    )

    func appendTextHeader(pdf_api *asposepdfcloud.PdfApiService, document_name string, text string, startPage int32, end_page int32, remote_folder string) {
        args := map[string]interface{}{
            "folder":          remote_folder,
            "startPageNumber": startPage,
            "endPageNumber":   end_page,
        }

        header := asposepdfcloud.TextHeader{
            Background:          true,
            LeftMargin:          1,
            RightMargin:         2,
            HorizontalAlignment: asposepdfcloud.HorizontalAlignmentRight,
            Opacity:             1,
            Rotate:              asposepdfcloud.RotationNone,
            RotateAngle:         0,
            XIndent:             0,
            YIndent:             0,
            Zoom:                1,
            TextAlignment:       asposepdfcloud.HorizontalAlignmentCenter,
            Value:               text,
        }

        result, httpResponse, err := pdf_api.PostDocumentTextHeader(document_name, header, args)
        if err != nil {
            fmt.Println(err.Error())
        } else if httpResponse.StatusCode < 200 || httpResponse.StatusCode > 299 {
            fmt.Println("Unexpected error!")
        } else {
            fmt.Println(result)
        }
    }