NexusDB

 
Declaration

function InsertFieldAt(aInx: Integer; const aName: string; const aDesc: string; aType: TnxFieldType; aUnits: Integer; aDecPl: Integer; aRequired: Boolean; aClass: TnxFieldDescriptorClass = nil): TnxFieldDescriptor;

 
Description

This function adds a new instance of a Field Descriptor to the data dictionary and returns the newly created Instance. The field is inserted into the array at position aInx and the rest of the field array indexes are adjusted.

 
Parameters

aInx: Integer

the index of the new field

const aName: string

the field name

const aDesc: string

a human readable description of the field

aType: TnxFieldType

the field type

aUnits: Integer

Units needed/wanted for the field

aDecPl: Integer

the number of decimal places for the field (if applicable)

aRequired: Boolean

set to True if the field needs a value.

aClass: TnxFieldDescriptorClass = nil

the class of the instance to be created.