CLEAR ON ERROR ? MESSAGE() CREATE TABLE TESTERROR FREE ( A N(3) ) && CHECK BETWEEN(A,-99,999)) addRecord() REPLACE A WITH -100 ? A * non si può ALTER TABLE DBF() ALTER COLUMN A SET CHECK BETWEEN(A,-99,999) addRecord() REPLACE A WITH -100 ? A addRecord() * buffering ON ERROR TABLEREVERT() =CURSORSETPROP("Buffering",3) REPLACE A WITH -100 ? A PROCEDURE addRecord APPEND BLANK REPLACE A WITH 33