PhpSpreadsheet/samples/Basic/08_Conditional_formatting_2.php

<?php

use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Style\Color;
use PhpOffice\PhpSpreadsheet\Style\Conditional;
use PhpOffice\PhpSpreadsheet\Style\NumberFormat;

require __DIR__ . '/../Header.php';

// Create new Spreadsheet object
$helper->log('Create new Spreadsheet object');
$spreadsheet = new Spreadsheet();

// Set document properties
$helper->log('Set document properties');
$spreadsheet->getProperties()->setCreator('Maarten Balliauw')
    ->setLastModifiedBy('Maarten Balliauw')
    ->setTitle('Office 2007 XLSX Test Document')
    ->setSubject('Office 2007 XLSX Test Document')
    ->setDescription('Test document for Office 2007 XLSX, generated using PHP classes.')
    ->setKeywords('office 2007 openxml php')
    ->setCategory('Test result file');

// Create a first sheet, representing sales data
$helper->log('Add some data');
$spreadsheet->setActiveSheetIndex(0);
$spreadsheet->getActiveSheet()
    ->setCellValue('A1', '-0.5')
    ->setCellValue('A2', '-0.25')
    ->setCellValue('A3', '0.0')
    ->setCellValue('A4', '0.25')
    ->setCellValue('A5', '0.5')
    ->setCellValue('A6', '0.75')
    ->setCellValue('A7', '1.0')
    ->setCellValue('A8', '1.25');

$spreadsheet->getActiveSheet()->getStyle('A1:A8')
    ->getNumberFormat()
    ->setFormatCode(
        NumberFormat::FORMAT_PERCENTAGE_00
    );

// Add conditional formatting
$helper->log('Add conditional formatting');
$conditional1 = new Conditional();
$conditional1->setConditionType(Conditional::CONDITION_CELLIS)
    ->setOperatorType(Conditional::OPERATOR_LESSTHAN)
    ->addCondition('0');
$conditional1->getStyle()->getFont()->getColor()->setARGB(Color::COLOR_RED);

$conditional3 = new Conditional();
$conditional3->setConditionType(Conditional::CONDITION_CELLIS)
    ->setOperatorType(Conditional::OPERATOR_GREATERTHANOREQUAL)
    ->addCondition('1');
$conditional3->getStyle()->getFont()->getColor()->setARGB(Color::COLOR_GREEN);

$conditionalStyles = $spreadsheet->getActiveSheet()->getStyle('A1')->getConditionalStyles();
$conditionalStyles[] = $conditional1;
$conditionalStyles[] = $conditional3;
$spreadsheet->getActiveSheet()->getStyle('A1')->setConditionalStyles($conditionalStyles);

// duplicate the conditional styles across a range of cells
$helper->log('Duplicate the conditional formatting across a range of cells');
$spreadsheet->getActiveSheet()->duplicateConditionalStyle(
    $spreadsheet->getActiveSheet()->getStyle('A1')->getConditionalStyles(),
    'A2:A8'
);

// Save
$helper->write($spreadsheet, __FILE__);