Samples/excel-insert-file/index.html

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        <p>This sample shows how to copy the worksheets from an existing workbook into the current workbook.</p>
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        <h3>Try it out</h3>
        <p>Select an Excel workbook to copy its worksheets into the current workbook.</p>
        <form>
            <input type="file" id="fileInput" />
        </form>
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