You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
39 lines
1.2 KiB
39 lines
1.2 KiB
4 months ago
|
<?php
|
||
|
|
|
||
|
|
use PhpOffice\PhpSpreadsheet\Spreadsheet;
|
||
|
|
|
||
|
|
require __DIR__ . '/../../Header.php';
|
||
|
|
|
||
|
|
$helper->log('Returns the Internal Rate of Return for a supplied series of periodic cash flows.');
|
||
|
|
|
||
|
|
// Create new PhpSpreadsheet object
|
||
|
|
$spreadsheet = new Spreadsheet();
|
||
|
|
$worksheet = $spreadsheet->getActiveSheet();
|
||
|
|
|
||
|
|
// Add some data
|
||
|
|
$arguments = [
|
||
|
|
['Initial Investment', -100.00],
|
||
|
|
['Year 1 Income', 20.00],
|
||
|
|
['Year 2 Income', 24.00, 'IRR after 3 Years'],
|
||
|
|
['Year 3 Income', 28.80],
|
||
|
|
['Year 4 Income', 34.56, 'IRR after 5 Years'],
|
||
|
|
['Year 5 Income', 41.47],
|
||
|
|
];
|
||
|
|
|
||
|
|
// Some basic formatting for the data
|
||
|
|
$worksheet->fromArray($arguments, null, 'A1');
|
||
|
|
$worksheet->getStyle('B1:B6')->getNumberFormat()->setFormatCode('$#,##0.00;-$#,##0.00');
|
||
|
|
|
||
|
|
// Now the formula
|
||
|
|
$worksheet->setCellValue('C4', '=IRR(B1:B4)');
|
||
|
|
$worksheet->getStyle('C4')->getNumberFormat()->setFormatCode('0.00%');
|
||
|
|
|
||
|
|
$helper->log($worksheet->getCell('C4')->getValue());
|
||
|
|
$helper->log('IRR() Result is ' . $worksheet->getCell('C4')->getFormattedValue());
|
||
|
|
|
||
|
|
$worksheet->setCellValue('C6', '=IRR(B1:B6)');
|
||
|
|
$worksheet->getStyle('C6')->getNumberFormat()->setFormatCode('0.00%');
|
||
|
|
|
||
|
|
$helper->log($worksheet->getCell('C6')->getValue());
|
||
|
|
$helper->log('IRR() Result is ' . $worksheet->getCell('C6')->getFormattedValue());
|