sheetjs/types/xlsx-tests.ts

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import XLSX = require('xlsx');
const options: XLSX.ParsingOptions = {
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cellDates: true
};
const workbook: XLSX.WorkBook = XLSX.readFile('test.xlsx', options);
const otherworkbook: XLSX.WorkBook = XLSX.readFile('test.xlsx', {type: 'file'});
const author: string = workbook.Props.Author;
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const firstsheet: string = workbook.SheetNames[0];
const firstworksheet: XLSX.WorkSheet = workbook.Sheets[firstsheet];
const WB1A1: XLSX.CellObject = (firstworksheet["A1"]);
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interface Tester {
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name: string;
age: number;
}
const jsonvalues: Tester[] = XLSX.utils.sheet_to_json<Tester>(firstworksheet);
const csv: string = XLSX.utils.sheet_to_csv(firstworksheet);
const txt: string = XLSX.utils.sheet_to_txt(firstworksheet);
const formulae: string[] = XLSX.utils.sheet_to_formulae(firstworksheet);
const aoa: any[][] = XLSX.utils.sheet_to_json<any[]>(firstworksheet, {raw:true, header:1});
const aoa2: XLSX.WorkSheet = XLSX.utils.aoa_to_sheet<number>([
[1,2,3,4,5,6,7],
[2,3,4,5,6,7,8]
]);
const js2ws: XLSX.WorkSheet = XLSX.utils.json_to_sheet<Tester>([
{name:"Sheet", age: 12},
{name:"JS", age: 24}
]);
const WBProps = workbook.Workbook;
const WBSheets = WBProps.Sheets;
const WBSheet0 = WBSheets[0];
console.log(WBSheet0.Hidden);
const fmt14 = XLSX.SSF.get_table()[14];
XLSX.SSF.load('"This is a custom format "0.000');
const newwb = XLSX.utils.book_new();
XLSX.utils.book_append_sheet(newwb, aoa2, "AOA");
XLSX.utils.book_append_sheet(newwb, js2ws, "JSON");
const bstrxlsx: string = XLSX.write(newwb, {type: "binary", bookType: "xlsx" });
const wb_1: XLSX.WorkBook = XLSX.read(XLSX.write(newwb, {type: "base64", bookType: "xlsx" }), {type: "base64"});
const wb_2: XLSX.WorkBook = XLSX.read(XLSX.write(newwb, {type: "binary", bookType: "xlsx" }), {type: "binary"});
const wb_3: XLSX.WorkBook = XLSX.read(XLSX.write(newwb, {type: "buffer", bookType: "xlsx" }), {type: "buffer"});
const wb_4: XLSX.WorkBook = XLSX.read(XLSX.write(newwb, {type: "file", bookType: "xlsx" }), {type: "file"});
const wb_5: XLSX.WorkBook = XLSX.read(XLSX.write(newwb, {type: "array", bookType: "xlsx" }), {type: "array"});
const wb_6: XLSX.WorkBook = XLSX.read(XLSX.write(newwb, {type: "string", bookType: "xlsx" }), {type: "string"});
function get_header_row(sheet: XLSX.WorkSheet) {
const headers: string[] = [];
const range = XLSX.utils.decode_range(sheet['!ref']);
const R: number = range.s.r;
for(let C = range.s.c; C <= range.e.c; ++C) {
const cell: XLSX.CellObject = sheet[XLSX.utils.encode_cell({c:C, r:R})];
let hdr = "UNKNOWN " + C;
if(cell && cell.t) hdr = XLSX.utils.format_cell(cell);
headers.push(hdr);
}
return headers;
}
const headers: string[] = get_header_row(aoa2);
const CFB = XLSX.CFB;
const vbawb = XLSX.readFile("test.xlsm", {bookVBA:true});
if(vbawb.vbaraw) {
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const cfb: any /* XLSX.CFB.CFB$Container */ = CFB.read(vbawb.vbaraw, {type: "buffer"});
}