[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'db' (#fcl)

TParam.AssignFromField

Copy field type and value

Declaration

Source position: db.pas line 1199

public procedure TParam.AssignFromField(

  Field: TField

);

Arguments

Field

  

Field to copy type and value from.

Description

AssignFromField copies the field value and data type (TField.DataType) to the parameter instance. If Field is Nil, nothing happens. This is the reverse operation of TParam.AssignToField.

Errors

An EDatabaseError exception is raised if the field has an unsupported field type (for types ftCursor, ftArray, ftDataset,ftReference).

See also

TParam.Assign

  

Assign one parameter instance to another

TParam.AssignField

  

Copy value from field instance

TParam.AssignToField

  

Assign parameter value to field


Documentation generated on: Nov 14 2015