Boolean
scalar type represents true
or false
.
Date
scalar represents a Date value as specified by iso8601.
DateTime
scalar type represents a DateTime value as specified by iso8601.
JSON
object.
ID
scalar type represents a unique identifier, often used to refetch an object or as key for a cache. The ID type appears in a JSON response as a String; however, it is not intended to be human-readable. When expected as an input type, any string (such as "4"
) or integer (such as 4
) input value will be accepted as an ID.
Int
scalar type represents non-fractional signed whole numeric values. Int can represent values between -(2^31 - 1) and 2^31 - 1 since represented in JSON as double-precision floating point numbers specifiedby IEEE 754.
Float
scalar type represents signed double‐precision fractional values as specified by IEEE 754.
String
scalar type represents textual data, represented as UTF-8 character sequences. The String type is most often used by GraphQL to represent free-form human-readable text.