Answered by : shahram

$request->validate([ 'file' => 'required|mimes:png,jpg,jpeg,csv,txt,xlx,xls,pdf|max:2048'
]);

Source : https://www.nicesnippets.com/blog/laravel-validation-file-example | Last Update : Wed, 04 May 22

Answered by : nk-jangid

'image' => 'required|mimes:jpeg' //or
'image' => 'required|image'

Source : | Last Update : Wed, 16 Mar 22

Answered by : sohaib-nasir

$request->validate([ 'file' => 'required|mimes:png,jpg,csv,txt,xlx,xls,pdf|max:2048'
]);

Source : | Last Update : Wed, 22 Jun 22