2.6 KiB
2.6 KiB
id | title | challengeType | videoUrl | forumTopicId | localeTitle |
---|---|---|---|---|---|
56533eb9ac21ba0edf2244cd | Accessing Nested Arrays | 1 | https://scrimba.com/c/cLeGDtZ | 16160 | Доступ к вложенным массивам |
Description
var ourPets = [
{
animalType: "cat",
имена: [
"Meowzer",
«Пушистый»,
«Кит-Кат»
]
},
{
animalType: «собака»,
имена: [
"Место",
"Bowser",
«Фрэнки»
]
}
];
ourPets [0] .names [1]; // "Пушистый"
ourPets [1] .names [0]; // "Место"
Instructions
myPlants
второе дерево из переменной myPlants
используя myPlants
объектов dot и массива.
Tests
tests:
- text: <code>secondTree</code> should equal "pine"
testString: assert(secondTree === "pine");
- text: Use dot and bracket notation to access <code>myPlants</code>
testString: assert(/=\s*myPlants\[1\].list\[1\]/.test(code));
Challenge Seed
// Setup
var myPlants = [
{
type: "flowers",
list: [
"rose",
"tulip",
"dandelion"
]
},
{
type: "trees",
list: [
"fir",
"pine",
"birch"
]
}
];
// Only change code below this line
var secondTree = ""; // Change this line
After Tests
(function(x) {
if(typeof x != 'undefined') {
return "secondTree = " + x;
}
return "secondTree is undefined";
})(secondTree);
Solution
var myPlants = [
{
type: "flowers",
list: [
"rose",
"tulip",
"dandelion"
]
},
{
type: "trees",
list: [
"fir",
"pine",
"birch"
]
}
];
// Only change code below this line
var secondTree = myPlants[1].list[1];