Interface DataTableButtonsContract

Interface DataTableButtonsContract.

Namespace: Yajra\Datatables\Contracts
Package: Yajra\Datatables\Contracts
Author: Arjay Angeles aqangeles@gmail.com
Located at Contracts/DataTableButtonsContract.php

Methods summary
`public mixed`	# `excel( )` Export to excel file. Export to excel file. Returns mixed
`public mixed`	# `csv( )` Export to CSV file. Export to CSV file. Returns mixed
`public mixed`	# `pdf( )` Export to PDF file. Export to PDF file. Returns mixed
`public mixed`	# `printPreview( )` Display printer friendly view. Display printer friendly view. Returns mixed