| DELETE | Index Level | DIM |
| Syntax | DELETE {file.variable}, id.expression {on.error.clause} |
| Category | BASIC |
| Type | Statement |
| Description |
removes a specific item from a file.
The on.error.clause, which consists of the text "on error" followed by a statement list, is taken if the update fails to due to a lost network connection or a callx that executes an "inputerr" statement. See the "delete" function for deleting an element of an array. |
| Options | |
| See Also | file.variable default file variables statements & functions id.expression INPUTERR DELETE |
| Example |
open 'customer' to customer.file else stop 201,'customer'
input customer.id crt 'are you sure? ': input ans if ans = 'yes' then delete customer.file,customer.id This program deletes a specific item from the "customer.file". "yes" is the only valid answer to perform the delete. |
| Warnings | |
| Compatibility | D3 7.0 AP R83 |
| DELETE | Index Level | DIM |