NestJS GraphQL - I need to create a string array Field

Question

I have this field in a model but doesn't work

@Field(type => [],{ nullable: true })
product: string[];

I don't know what I miss.

question from:https://stackoverflow.com/questions/65945435/nestjs-graphql-i-need-to-create-a-string-array-field

Answer 1

You need to add the GraphQL type String. Therefore change [] to [String], an array of strings. You might also want to set product optional (with ?) since it is nullable.

@Field(type => [String], { nullable: true })
product?: string[];