buttons.buttons.className
Since: Buttons 1.0.0
Set the class name for the button.
Please note - this property requires the Buttons extension for DataTables.
Example
Set class name:
new DataTable('#myTable', {
layout: {
topStart: 'buttons'
},
buttons: [
{ extend: 'copy', className: 'copyButton' },
{ extend: 'excel', className: 'excelButton' }
]
});