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js-xlsx issue #553
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/* writing feature test -- look for TEST: in comments */ | |
/* vim: set ts=2: */ | |
/* original data */ | |
var data = [ | |
['名称','价格','数量'], | |
['衣服',10,100], | |
['帽子',10,100] | |
]; | |
var ws_name = "SheetJS"; | |
var wscols = [ | |
{wch:6}, | |
{wch:7}, | |
{wch:10}, | |
{wch:20} | |
]; | |
console.log("Sheet Name: " + ws_name); | |
console.log("Data: "); for(var i=0; i!=data.length; ++i) console.log(data[i]); | |
console.log("Columns :"); for(i=0; i!=wscols.length;++i) console.log(wscols[i]); | |
/* require XLSX */ | |
if(typeof XLSX === "undefined") { try { XLSX = require('./'); } catch(e) { XLSX = require('../'); } } | |
/* dummy workbook constructor */ | |
function Workbook() { | |
if(!(this instanceof Workbook)) return new Workbook(); | |
this.SheetNames = []; | |
this.Sheets = {}; | |
} | |
var wb = new Workbook(); | |
/* TODO: date1904 logic */ | |
function datenum(v, date1904) { | |
if(date1904) v+=1462; | |
var epoch = Date.parse(v); | |
return (epoch - new Date(Date.UTC(1899, 11, 30))) / (24 * 60 * 60 * 1000); | |
} | |
/* convert an array of arrays in JS to a CSF spreadsheet */ | |
function sheet_from_array_of_arrays(data, opts) { | |
var ws = {}; | |
var range = {s: {c:10000000, r:10000000}, e: {c:0, r:0 }}; | |
for(var R = 0; R != data.length; ++R) { | |
for(var C = 0; C != data[R].length; ++C) { | |
if(range.s.r > R) range.s.r = R; | |
if(range.s.c > C) range.s.c = C; | |
if(range.e.r < R) range.e.r = R; | |
if(range.e.c < C) range.e.c = C; | |
var cell = {v: data[R][C] }; | |
if(cell.v == null) continue; | |
var cell_ref = XLSX.utils.encode_cell({c:C,r:R}); | |
/* TEST: proper cell types and value handling */ | |
if(typeof cell.v === 'number') cell.t = 'n'; | |
else if(typeof cell.v === 'boolean') cell.t = 'b'; | |
else if(cell.v instanceof Date) { | |
cell.t = 'n'; cell.z = XLSX.SSF._table[14]; | |
cell.v = datenum(cell.v); | |
} | |
else cell.t = 's'; | |
ws[cell_ref] = cell; | |
} | |
} | |
/* TEST: proper range */ | |
if(range.s.c < 10000000) ws['!ref'] = XLSX.utils.encode_range(range); | |
return ws; | |
} | |
var ws = sheet_from_array_of_arrays(data); | |
/* TEST: add worksheet to workbook */ | |
wb.SheetNames.push(ws_name); | |
wb.Sheets[ws_name] = ws; | |
/* TEST: column widths */ | |
ws['!cols'] = wscols; | |
/* write file */ | |
XLSX.writeFile(wb, 'sheetjs.xlsx'); | |
XLSX.writeFile(wb, 'sheetjs.xlsm'); | |
XLSX.writeFile(wb, 'sheetjs.xlsb'); | |
//XLSX.writeFile(wb, 'sheetjs.xls', {bookType:'biff2'}); | |
XLSX.writeFile(wb, 'sheetjs.ods'); |
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