Tell us what’s happening:
please tell me …
at which point i do mistake
Your code so far
// Setup
var collection = {
2548: {
albumTitle: 'Slippery When Wet',
artist: 'Bon Jovi',
tracks: ['Let It Rock', 'You Give Love a Bad Name']
},
2468: {
albumTitle: '1999',
artist: 'Prince',
tracks: ['1999', 'Little Red Corvette']
},
1245: {
artist: 'Robert Palmer',
tracks: []
},
5439: {
albumTitle: 'ABBA Gold'
}
};
// Only change code below this line
function updateRecords(object, id, prop, value) {
if (prop!=="tracks" || value!== ""){
return[id][prop] = value;
}else if (prop==="tracks" || !object[id].hasOwnProperty("tracks")) {
return[id][prop] = [value];
}else if (prop==="tracks" || value!==""){
return[id][prop].push(value);
}else if(value===" "){
delete object[id][prop];
}
return object;
}
console.log(updateRecords(collection, 5439, 'artist', 'ABBA'));
console.log(updateRecords(collection, 5439, "tracks", "Take a Chance on Me"));
console.log(updateRecords(collection, 2548, "artist", " "));
console.log(updateRecords(collection, 1245, "tracks", "Addicted to Love"));
console.log(updateRecords(collection, 2468, "tracks", "Free"));
console.log(updateRecords(collection, 2548, "tracks", " "));
console.log(updateRecords(collection, 1245, "albumTitle", "Riptide"));
Your browser information:
User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.66 Safari/537.36
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Challenge: Record Collection
Link to the challenge: