Javascript 로 Excel File 읽기 예제

억삼이 2021. 1. 2. 14:35

SheetJS의 Library를 활용한 예제입니다.

<!DOCTYPE html>
<html>
    <head>
        <title>Excel Read</title>
        <script lang="javascript" src="https://cdnjs.cloudflare.com/ajax/libs/xlsx/0.16.9/xlsx.full.min.js"></script>
        
    </head>
    <body>
        <h1>Excel Read Example</h1>
        <div>
            <input type="file" id="inputExcelRead" accept="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"/>
        </div>
        <div id="displayDiv">
            
        </div>
    </body>
    <script>
        var reader = new FileReader();
        var excelFileData = null;

        var inputElement = document.getElementById('inputExcelRead');
        inputElement.addEventListener('change', function() {
            console.log(event.target.files);
            reader.readAsArrayBuffer(event.target.files[0]);
        }, false);

        reader.onload = function (e) {
            var data = e.target.result;
            var workbook = XLSX.read(data, { type: "array" });


            var sheetName = workbook.SheetNames;
            var sheet = workbook.Sheets[sheetName];
            excelFileData = XLSX.utils.sheet_to_html(sheet);
            
            var element = document.getElementById('displayDiv');
            element.innerHTML = excelFileData;
        };
    </script>
</html>

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