List Fields
- List Fields has arrays or lists of data of a specific type.
- They are denoted by square brackets followed by the type definition.
- List fields allow returning multiple instances of a particular field.
- Examples of List Fields in GraphQL are shown below:
type Article{
id: ID!
title: String!
tags: [Strings!]!
}
Explanation: In this, example the `tag` are list fields of type String. The exclamation mark(`!`) represent that the `tag` field is required and should always be there, the other fields present like `id` and `title` are also required in this example, but user can use customize all the fields as per the requirement of the application.
Fields in GraphQL
Fields in GraphQL are the fundamental components that allow clients to specify the data they need from a server. They represent individual pieces of data that can be requested for an object. Understanding how fields work is essential for building efficient GraphQL queries and designing effective schemas.
In this article, We will learn about what are Fields, their different types with examples, and so on.