fix: #136

aVadim483 · aVadim483 · commit 6232c3b2d1a5 · 2026-06-30T22:09:27.000+03:00
diff --git a/src/FastExcelWriter/Sheet.php b/src/FastExcelWriter/Sheet.php
@@ -3168,12 +3168,12 @@ protected function _setCellData($cellAddress, $value, $styles = null, ?int $merg
             }
             elseif ($value instanceof \DateTimeInterface) {
                 $this->cells['values'][$rowIdx][$colIdx] = $value->getTimestamp();
-                if (is_array($styles) && empty($styles['format'])) {
-                    $styles['format'] = '@datetime';
-                }
-                else {
+                if (!is_array($styles)) {
                     $styles = ['format' => '@datetime'];
                 }
+                elseif (empty($styles['format'])) {
+                    $styles['format'] = '@datetime';
+                }
             }
             elseif (is_callable($value)) {
                 $this->cells['values'][$rowIdx][$colIdx] = $value($this);

Original file line number	Diff line number	Diff line change
`@@ -3168,12 +3168,12 @@ protected function _setCellData($cellAddress, $value, $styles = null, ?int $merg`
`3168`	`3168`	`}`
`3169`	`3169`	`elseif ($value instanceof \DateTimeInterface) {`
`3170`	`3170`	`$this->cells['values'][$rowIdx][$colIdx] = $value->getTimestamp();`
`3171`		`- if (is_array($styles) && empty($styles['format'])) {`
`3172`		`- $styles['format'] = '@datetime';`
`3173`		`- }`
`3174`		`- else {`
	`3171`	`+ if (!is_array($styles)) {`
`3175`	`3172`	`$styles = ['format' => '@datetime'];`
`3176`	`3173`	`}`
	`3174`	`+ elseif (empty($styles['format'])) {`
	`3175`	`+ $styles['format'] = '@datetime';`
	`3176`	`+ }`
`3177`	`3177`	`}`
`3178`	`3178`	`elseif (is_callable($value)) {`
`3179`	`3179`	`$this->cells['values'][$rowIdx][$colIdx] = $value($this);`