Re: [REPLACE] inside [FOUNDITEMS]
This WebDNA talk-list message is from 1998
It keeps the original formatting.
numero = 19185
interpreted = N
texte = Maybe Grant can clarify this, but I don't believe that [replace] will change the [index] values (the positions of the rows in the db), just the values in the database.At 4:10 PM 7/29/98, Kenneth Grome wrote: >It is unfortunately still NOT documented, but it is nevertheless a very >BAD practice to use delete or replace contexts inside founditems loops. >The reason has to do with the way the founditems loop works. It uses the >[index] value of the found items in a way that causes it to fail when >*any* of the index values change during the looping process. So, since >replace and delete are the two actions that can change the relative index >values of the items inside the loop, you should NEVER use delete or >replace inside a founditems context.o--------------- Dave MacLeay --+ o----------- Digital Frontier --+ o--- dave@digitalfrontier.com --+
Associated Messages, from the most recent to the oldest:
Maybe Grant can clarify this, but I don't believe that
[replace] will change the [index] values (the positions of the rows in the db), just the values in the database.At 4:10 PM 7/29/98, Kenneth Grome wrote: >It is unfortunately still NOT documented, but it is nevertheless a very >BAD practice to use delete or replace contexts inside founditems loops. >The reason has to do with the way the founditems loop works. It uses the >[index] value of the found items in a way that causes it to fail when >*any* of the index values change during the looping process. So, since >replace and delete are the two actions that can change the relative index >values of the items inside the loop, you should NEVER use delete or >replace inside a founditems context.o--------------- Dave MacLeay --+ o----------- Digital Frontier --+ o--- dave@digitalfrontier.com --+
Dave MacLeay
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