$file->hasPrev()

Checks if there's a previous item in the collection

$file->hasPrev(Kirby\Cms\Files|null $collection = null): bool

Parameters

Name	Type	Default
$collection	`Kirby\Cms\Files`or`null`	`null`

bool

This method modifies the existing $file object it is applied to and returns it again.

$file = $page->file('myfile.pdf');

if ($file && $file->hasPrev()) {
    echo 'Previous file: ' . $file->prev()->filename();
}