Filter W/ IndexOf

const arr : Array<String> = [
    "86ec683d-25a3-4b31-8471-23d24c0a12e8",
    "86ec683d-25a3-4b31-8471-23d24c0a12e9",
    "86ec683d-25a3-4b31-8471-23d24c0a12e8",
    "86ec683d-25a3-4b31-8471-23d24c0a12e9",
    "86ec683d-25a3-4b31-8471-23d24c0a12e8",
    ];

const uniquePlayerIds = arr.filter((value, index, self) => {
            console.log("### ========== ###");
            console.log("value =>", value);
            console.log("index =>", index);
            console.log("self =>", self);
            console.log("self.indexOf(value) =>", self.indexOf(value));
            return self.indexOf(value) === index && value != null;
        });

console.log("Hasil Akhir =>",uniquePlayerIds)