text: 
  Excel.run(function (ctx) {
  	var range = ctx.workbook.worksheets.getActiveWorksheet().getRange("A1:C3").load("formulas");
  	return ctx.sync().then(function() {
  		for (var i = 0; i < range.formulas.length; i++) {
  			for (var j = 0; j < range.formulas[i].length; j++) {
  				console.log(range.formulas[i][j]);
  			}
  		}
  		console.log("done");	
  	});
  }).catch(function (error) {
  	console.log(error);
  });