Câu hỏi phỏng vấn Flutter
Câu hỏi

How do you convert a L...

Câu trả lời

Here's how you can convert a List into a Map in Dart:

Converting a List into a Map

To convert a List into a Map in Dart, you can use the asMap() method or the Map.fromEntries() constructor. Here's how each method works:

Using asMap()

The asMap() method returns a Map view of the List. It maps the indices of the List to the corresponding elements. Here's an example:

dart Copy
List<String> fruits = ['apple', 'banana', 'cherry'];
Map<int, String> fruitsMap = fruits.asMap();

print(fruitsMap);
// Output: {0: apple, 1: banana, 2: cherry}

In this example, the asMap() method is called on the fruits List, and the resulting Map maps the indices (0, 1, 2) to the corresponding elements ('apple', 'banana', 'cherry').

Using Map.fromEntries()

The Map.fromEntries() construct...

senior

senior

Gợi ý câu hỏi phỏng vấn

expert

List some approaches for State Management in Flutter

junior

What is a widget ? Mention its importance in Flutter.

middle

What is debug mode and when do you use it?

Bình luận

Chưa có bình luận nào

Chưa có bình luận nào