<!DOCTYPE html><html><head>
<meta charset="UTF-8">
<title></title>
<script src="http://oss.sheetjs.com/js-xlsx/xlsx.full.min.js"></script></head><body>
<input type="file" onchange="importf(this)" />
<p id="demo"></p>
<script>
var rABS = false; //是否將文件讀取為二進制字符串
function importf(obj) {//導入
if (!obj.files) { return; } var f = obj.files[0];
{ var reader = new FileReader(); var name = f.name;
reader.onload = function (e) { var data = e.target.result; var wb; if (rABS) {
wb = XLSX.read(data, { type: 'binary' });
} else { var arr = fixdata(data);
wb = XLSX.read(btoa(arr), { type: 'base64' });
} document.getElementById("demo").innerHTML = JSON.stringify(XLSX.utils.sheet_to_json(wb.Sheets[wb.SheetNames[0]]));
}; if (rABS) reader.readAsBinaryString(f); else reader.readAsArrayBuffer(f);
}
} function fixdata(data) { var o = "", l = 0, w = 10240; for (; l < data.byteLength / w; ++l) o += String.fromCharCode.apply(null, new Uint8Array(data.slice(l * w, l * w + w)));
o += String.fromCharCode.apply(null, new Uint8Array(data.slice(l * w))); return o;
} </script></body></html>2.導出功能的實現
注意:導出其他格式文件可能會出現亂碼問題,如有好的解決方案請留言
<!DOCTYPE html><html><head>
<meta charset="UTF-8">
<title></title></head><body>
<button onclick="downloadExl(jsono)">導出</button>
<script src="http://oss.sheetjs.com/js-xlsx/xlsx.full.min.js"></script>
<!--調用FileSaver saveAs函數可以實現文件下載-->
<!--<script src="http://sheetjs.com/demos/Blob.js"></script>
<script src="http://sheetjs.com/demos/FileSaver.js"></script>-->
<script>
//如果使用 FileSaver.js 就不要同時使用以下函數
function saveAs(obj, fileName) {//當然可以自定義簡單的下載文件實現方式
var tmpa = document.createElement("a");
tmpa.download = fileName || "下載";
tmpa.href = URL.createObjectURL(obj); //綁定a標簽
tmpa.click(); //模擬點擊實現下載
setTimeout(function () { //延時釋放
URL.revokeObjectURL(obj); //用URL.revokeObjectURL()來釋放這個object URL
}, 100);
} var jsono = [{ //測試數據
"保質期臨期預警(天)": "adventLifecycle", "商品標題": "title", "建議零售價": "defaultPrice", "高(cm)": "height", "商品描述": "Description", "保質期禁售(天)": "lockupLifecycle", "商品名稱": "skuName", "商品簡介": "brief", "寬(cm)": "width", "阿達": "asdz", "貨號": "goodsNo", "商品條碼": "skuNo", "商品品牌": "brand", "凈容積(cm^3)": "netVolume", "是否保質期管理": "isShelfLifeMgmt", "是否串號管理": "isSNMgmt", "商品顏色": "color", "尺碼": "size", "是否批次管理": "isBatchMgmt", "商品編號": "skuCode", "商品簡稱": "shortName", "毛重(g)": "grossWeight", "長(cm)": "length", "英文名稱": "englishName", "凈重(g)": "netWeight", "商品分類": "categoryId", "這里超過了": 1111.0, "保質期(天)": "expDate"
}]; const wopts = { bookType: 'xlsx', bookSST: false, type: 'binary' };//這里的數據是用來定義導出的格式類型
// const wopts = { bookType: 'csv', bookSST: false, type: 'binary' };//ods格式
// const wopts = { bookType: 'ods', bookSST: false, type: 'binary' };//ods格式
// const wopts = { bookType: 'xlsb', bookSST: false, type: 'binary' };//xlsb格式
// const wopts = { bookType: 'fods', bookSST: false, type: 'binary' };//fods格式
// const wopts = { bookType: 'biff2', bookSST: false, type: 'binary' };//xls格式
function downloadExl(data, type) { const wb = { SheetNames: ['Sheet1'], Sheets: {}, Props: {} };
wb.Sheets['Sheet1'] = XLSX.utils.json_to_sheet(data);//通過json_to_sheet轉成單頁(Sheet)數據
saveAs(new Blob([s2ab(XLSX.write(wb, wopts))], { type: "application/octet-stream" }), "這里是下載的文件名" + '.' + (wopts.bookType=="biff2"?"xls":wopts.bookType));
} function s2ab(s) { if (typeof ArrayBuffer !== 'undefined') { var buf = new ArrayBuffer(s.length); var view = new Uint8Array(buf); for (var i = 0; i != s.length; ++i) view[i] = s.charCodeAt(i) & 0xFF; return buf;
} else { var buf = new Array(s.length); for (var i = 0; i != s.length; ++i) buf[i] = s.charCodeAt(i) & 0xFF; return buf;
}
} </script></body></html>相信看了本文案例你已經掌握了方法，更多精彩請關注Gxl網其它相關文章！
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如何使用s-xlsx實現Excel 文件導入和導出（一）
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