JSONTEST.JS

/*
var myMusic = [
  {
   "firstalbum":[{ "artist": "Billy Joel",
    "title": "Piano Man",
    "release_year": 1973,
    "formats": [ 
      "CS", 
      "8T", 
      "LP" ],
    "gold": true
  }],
  // Add record here
    "secoundalbum":[{ "artist": "Meacial Jackson",
    "title": "chain",
    "release_year": 1983,
    "formats": [ 
      "CS", 
      "8T", 
      "LP" ],
    "gold": true
  }] 
    
  }];

*/

//下面是正确的运行
var myMusic = [
  {
        "artist": "Jerome",
        "middle": "Lester",
        "last": "Howard",
    },
    {
        "artist": "Harry",
        "title": "Moses",
        "release_year": 1997,
        "formats":[
          "CD",
          "Cassette"
        ]
    },
    {
        "first": "Louis",
        "last": "Feinberg",
    }
];

有问题。

Instructions
Add a new album to the myMusic JSON object. Add artist and title strings, release_year number, and a formats array of strings.
var ourMusic = [
{
"artist": "Daft Punk",
"title": "Homework",
"release_year": 1997,
"formats": [
"CD",
"Cassette",
"LP" ],
"gold": true
}
];