alguidelines/content/NAVPatterns/use-text-constants/index.md

+++ title = "Use Text Constants" weight = 1360 +++ Pass user messages using Text Constants. It makes translation easy.

Bad code

ImportAttachmentQst@1021 : TextConst 'ENU="Import attachment "';
...
IF CONFIRM(ImportAttachmentQst + Caption +'?',TRUE) THEN BEGIN

Good code

ImportAttachmentQst@1021 : TextConst 'ENU="Import attachment %1?"';
...
IF CONFIRM(STRSUBSTNO(ImportAttachmentQst, Caption),TRUE) THEN BEGIN

Bad code

...
IF NOT
CONFIRM(
STRSUBSTNO(
'Difference on Periodic entries: %1 on %2' +
'Do you want to continue?',Balance,Date),
TRUE)
THEN
ERROR('Program terminated by the user');

Good code

DiffOnPeriodEntiesQst@100 : TextConst 'ENU="Difference on Periodic entries: %1 on %2\\ Do you want to continue?"';
ProgramTerminatedErr@200 : TextConst 'ENU="Program terminated by the user"';
...
IF NOT CONFIRM(STRSUBSTNO(DiffOnPeriodEntiesQst,Balance,Date),TRUE) THEN
ERROR(ProgramTerminatedErr);