gistfile1.txt

const feedback_types = ["Postive", "Neutral", "Negative"]
const feedback_array = [{
    first_name:"Dayrell",
    type:"Positive",
    body:"Great",
    date:"2020-07-16T16:56:36.847875"

}]

// THIS RETURNS NOTHING
feedback_types.map((ftype) => {
    return feedback_array.filter((x) => x.type == ftype)
})

// THIS RETURNS SOMETHING
feedback_types.map((ftype) => {
    return feedback_array.filter((x) => x.type == "Positive")
})