var model = function(arr){
var hasTable = {};
var data = [];
for(let i=0;i<arr.length;i++){
if(!hasTable[arr[i]]){
hasTable[arr[i]] = true;
data.push(arr[i])
}
}
return data;
};
console.log(model([1, 56, 98, 9, 596, 9, 9, 9, 7]));
var model = function(arr){
var hasTable = {};
var data = [];
for(let i=0;i<arr.length;i++){
if(!hasTable[arr[i]]){
hasTable[arr[i]] = true;
data.push(arr[i])
}
}
return data;
};
console.log(model([1, 56, 98, 9, 596, 9, 9, 9, 7]));