how can set placeholder for searching(filtering) input in dataTable?

rasaEdris

var table = $(".table").DataTable({
dom: 'Blfrtpi',
select: true,
processing: true,
"search": {
/it is not working/
placeholder:"search.."
},
});
// is any way or api that access to search input type attribute placeholder?

rf1234

language: {
    "searchPlaceholder": lang === 'de' ? 
                "z.B. usd libor overnight 17.06.2019" :
                "e.g. usd libor overnight 17/06/2019",
    "search": lang === 'de' ? 
                "Suche (Geduld bitte: 100k+ Datensätze!):" :
                "Search (Patience please: 100k+ records!):"
},

This is what it looks like: