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/*! sheetjs (C) 2013-present SheetJS -- http://sheetjs.com */// @deno-types="https://deno.land/x/sheetjs/types/index.d.ts"import * as XLSX from 'https://deno.land/x/sheetjs/xlsx.mjs';import * as cptable from 'https://deno.land/x/sheetjs/dist/cpexcel.full.mjs';XLSX.set_cptable(cptable);
const filename = Deno.args[0];if(!filename) {	console.error("usage: sheet2csv <filename> [sheetname]");	Deno.exit(1);}
const workbook = XLSX.readFile(filename);const sheetname = Deno.args[1] || workbook.SheetNames[0];
if(!workbook.Sheets[sheetname]) {	console.error(`error: workbook missing sheet ${sheetname}`);	Deno.exit(1);}
console.log(XLSX.utils.sheet_to_csv(workbook.Sheets[sheetname]));