Scalars
Scalars are primitive values such as Int
or String
.
Boolean
The Boolean
scalar type represents true
or false
.
Datetime
A date-time string at UTC, such as 2007-12-03T10:15:30Z
, compliant with the
date-time
format outlined in section 5.6 of the RFC 3339 profile of the ISO
8601 standard for representation of dates and times using the Gregorian calendar.
Float
The Float
scalar type represents signed double-precision fractional values as specified by IEEE 754.
ID
The 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
The Int
scalar type represents non-fractional signed whole numeric values. Int can represent values between -(2^31) and 2^31 - 1.
JSON
The JSON
scalar type represents JSON values as specified by ECMA-404.
String
The 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.
Text
The Text
scalar type represents large textual data, represented as UTF-8 character sequences.