DEFINT

The DEFINT statement defines all undefined variables AS INTEGER variables instead of the SINGLE type default.

Syntax: DEFINT startingletters

• The starting letters can be from A-Z or any other range. You can also use commas for specific untyped variable start letters.
• Variables DIMensioned as another variable type or that use type suffixes are not defined otherwise.
• Qbasic's IDE may add DEFINT before any new SUB or Function also(you can change or remove them if needed.
• DEFINT allows users to create larger graphical arrays up to the integer limits.
• The maximum value of an Integer variable is from 32767 to -32768.