AllowRecordExists

Method
Specifies that an error will not be caused if you attempt to insert a record that has the same key as a record that already exists.

Category
Errors

 

Syntax
Sub AllowRecordExists

 

Example

'AllowRecordExists

'Inserts an existing row in the test table

  CF1.OpenTable hTable, CLng(frmCfrontTest.Text1(cf.TableNoCreate).Text)

  hRecord = CF1.AllocRec(hTable)

  CF1.FindRec hTable, hRecord, "-"

  CF1.BWT

  CF1.AllowRecordExists

  tmpVar2 = CF1.InsertRec(hTable, hRecord)

  If tmpVar2 = False Then

  logWr "AllowRecordExists OK"

  Else

  logWr "AllowRecordExists failed"

  End If

  CF1.AWT

  CF1.FreeRec hRecord

  CF1.CloseTable hTable

 

Comments
This function only allows the error to occur for one function call. It must be set each time you want to use it (as opposed to disabling the error for your application as a whole).

This function works as if HideError had been set to TRUE before a function that tries to insert a record is called, and HideError is reset to FALSE afterwards. This means that it is shorthand for a construction like the following (where Cf is a C/FRONT OCX object):

Cf.HideError = TRUE
Cf.FunctionThatInsertsRecord

Cf.HideError = FALSE

Using this function also means that LastError cannot be used to retrieve an error code. You have to use the return value of the function, as follows:

Cf.AllowRecordExists
Ret = Cf.FunctionThatInsertsRecord

If Ret <> TRUE Then

  ' handle error

AllowRecordExists affects the InsertRec function.



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