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<Vtiful\Kernel\Excel::headerVtiful\Kernel\Excel::insertImage>
^Vtiful\Kernel\ExcelLast updated: Mon, 26 Oct 2026

Vtiful\Kernel\Excel::insertFormula

(PECL xlswriter >= 1.2.1)

Vtiful\Kernel\Excel::insertFormula — Vtiful\Kernel\Excel insertFormula

Description

public function Vtiful\Kernel\Excel::insertFormula(int $row, int $column, string $formula)

Insert calculation formula.

Parameters

row

cell row

column

cell column

formula

formula string

Return Values

Vtiful\Kernel\Excel instance

Examples

Example #1 example

<?php
$config = [
    'path' => './tests'
];

$excel = new \Vtiful\Kernel\Excel($config);

$file = $excel->fileName("free.xlsx")
    ->header(['name', 'money']);

for($index = 1; $index < 10; $index++) {
    $file->insertText($index, 0, 'viest');
    $file->insertText($index, 1, 10);
}

$file->insertText(12, 0, "Total");
$file->insertFormula(12, 1, '=SUM(B2:B11)'); // insert formula

$file->output();

<Vtiful\Kernel\Excel::headerVtiful\Kernel\Excel::insertImage>
^Vtiful\Kernel\ExcelLast updated: Mon, 26 Oct 2026