JSFiddle - React, Tailwind, and code Playground

JavaScript

data = [{
    "id": 1,
        "value": 4.56
}, {
    "id": 2,
        "value": 7.89
}];


function FindMe(searchID) {
    return data.filter(function(datum){
        return (datum.id === searchID);
    });
}

console.clear();
var test = FindMe(2); // causes the console to show the correct object
console.log("Returned: ");
console.log(test); // shows "undefined" instead of a returned object