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.
56 lines
1.8 KiB
56 lines
1.8 KiB
<?php
|
|
|
|
use PhpOffice\PhpSpreadsheet\Spreadsheet;
|
|
|
|
require __DIR__ . '/../../Header.php';
|
|
$helper->log('Calculates the standard deviation based on the entire population of selected database entries.');
|
|
|
|
// Create new PhpSpreadsheet object
|
|
$spreadsheet = new Spreadsheet();
|
|
$worksheet = $spreadsheet->getActiveSheet();
|
|
|
|
// Add some data
|
|
$database = [['Tree', 'Height', 'Age', 'Yield', 'Profit'],
|
|
['Apple', 18, 20, 14, 105.00],
|
|
['Pear', 12, 12, 10, 96.00],
|
|
['Cherry', 13, 14, 9, 105.00],
|
|
['Apple', 14, 15, 10, 75.00],
|
|
['Pear', 9, 8, 8, 76.80],
|
|
['Apple', 8, 9, 6, 45.00],
|
|
];
|
|
$criteria = [['Tree', 'Height', 'Age', 'Yield', 'Profit', 'Height'],
|
|
['="=Apple"', '>10', null, null, null, '<16'],
|
|
['="=Pear"', null, null, null, null, null],
|
|
];
|
|
|
|
$worksheet->fromArray($criteria, null, 'A1');
|
|
$worksheet->fromArray($database, null, 'A4');
|
|
|
|
$worksheet->setCellValue('A12', 'The standard deviation in the yield of Apple and Pear trees');
|
|
$worksheet->setCellValue('B12', '=DSTDEVP(A4:E10,"Yield",A1:A3)');
|
|
|
|
$worksheet->setCellValue('A13', 'The standard deviation in height of Apple and Pear trees');
|
|
$worksheet->setCellValue('B13', '=DSTDEVP(A4:E10,2,A1:A3)');
|
|
|
|
$helper->log('Database');
|
|
|
|
$databaseData = $worksheet->rangeToArray('A4:E10', null, true, true, true);
|
|
var_dump($databaseData);
|
|
|
|
// Test the formulae
|
|
$helper->log('Criteria');
|
|
|
|
$criteriaData = $worksheet->rangeToArray('A1:A3', null, true, true, true);
|
|
var_dump($criteriaData);
|
|
|
|
$helper->log($worksheet->getCell('A12')->getValue());
|
|
$helper->log('DSTDEVP() Result is ' . $worksheet->getCell('B12')->getCalculatedValue());
|
|
|
|
$helper->log('Criteria');
|
|
|
|
$criteriaData = $worksheet->rangeToArray('A1:A3', null, true, true, true);
|
|
var_dump($criteriaData);
|
|
|
|
$helper->log($worksheet->getCell('A13')->getValue());
|
|
$helper->log('DSTDEVP() Result is ' . $worksheet->getCell('B13')->getCalculatedValue());
|