>How to verify a statement before run it.
>
>TIA.
If you mean verify VFP commands, in a PRG, you can give the menu command: "Program | Compile". You can change the preference, to compile automatically when you save.
This will intercept many of the most common errors.
HTH,
Hilmar.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)