[BUG] - can' bind any function to keysEnterCallback option

[enCoreV1]

Hello, i try to bind search function to keysEnterCallback option, but it doesn't work. Only alert command any argument works.
And it's really bad that i can't fid any examples in internet or forums. Can you explay or give some code for working option.
BTW i try to call ajax requests. Thanks and sorry for any mistakes in this message

[enCoreV1]

Finally, find the solution

KioskBoard.init({
...
keysEnterCallback: function () {
console.log("your function there")
}
});