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// Multiple sections and headers
import * as fs from "fs";import { Document, Footer, Header, Packer, PageNumber, NumberFormat, PageOrientation, Paragraph, TextRun } from "docx";
const doc = new Document({    sections: [        {            children: [new Paragraph("Hello World")],        },        {            properties: {                page: {                    pageNumbers: {                        start: 1,                        formatType: NumberFormat.DECIMAL,                    },                },            },            headers: {                default: new Header({                    children: [new Paragraph("First Default Header on another page")],                }),            },            footers: {                default: new Footer({                    children: [new Paragraph("Footer on another page")],                }),            },
            children: [new Paragraph("hello")],        },        {            properties: {                page: {                    size: {                        orientation: PageOrientation.LANDSCAPE,                    },                    pageNumbers: {                        start: 1,                        formatType: NumberFormat.DECIMAL,                    },                },            },            headers: {                default: new Header({                    children: [new Paragraph("Second Default Header on another page")],                }),            },            footers: {                default: new Footer({                    children: [new Paragraph("Footer on another page")],                }),            },            children: [new Paragraph("hello in landscape")],        },        {            properties: {                page: {                    size: {                        orientation: PageOrientation.PORTRAIT,                    },                },            },            headers: {                default: new Header({                    children: [                        new Paragraph({                            children: [                                new TextRun({                                    children: ["Page number: ", PageNumber.CURRENT],                                }),                            ],                        }),                    ],                }),            },
            children: [new Paragraph("Page number in the header must be 2, because it continues from the previous section.")],        },        {            properties: {                page: {                    size: {                        orientation: PageOrientation.PORTRAIT,                    },                    pageNumbers: {                        formatType: NumberFormat.UPPER_ROMAN,                    },                },            },            headers: {                default: new Header({                    children: [                        new Paragraph({                            children: [                                new TextRun({                                    children: ["Page number: ", PageNumber.CURRENT],                                }),                            ],                        }),                    ],                }),            },            children: [                new Paragraph(                    "Page number in the header must be III, because it continues from the previous section, but is defined as upper roman.",                ),            ],        },        {            properties: {                page: {                    size: {                        orientation: PageOrientation.PORTRAIT,                    },                    pageNumbers: {                        start: 25,                        formatType: NumberFormat.DECIMAL,                    },                },            },            headers: {                default: new Header({                    children: [                        new Paragraph({                            children: [                                new TextRun({                                    children: ["Page number: ", PageNumber.CURRENT],                                }),                            ],                        }),                    ],                }),            },            children: [                new Paragraph(                    "Page number in the header must be 25, because it is defined to start at 25 and to be decimal in this section.",                ),            ],        },    ],});
Packer.toBuffer(doc).then((buffer) => {    fs.writeFileSync("My Document.docx", buffer);});