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ERROR

The ERROR command allows you to print a custom error message, halting program execution and also displaying the line number where the problem occurred. The line number is that of the original source code, and does not refer to the line number of the ugBASIC program as written on a modern computer. The message will be print in the top left position of the screen.

syntax example abbreviation back to keywords

SYNTAX

 ERROR ["message"]


Legend
  • id : identifier
  • type : datatype
  • v : value
  • "..." : string
  • [...] : optional

EXAMPLE

 ERROR "array out of bound"


ABBREVIATION: Er

Join BASIC 10Liner Contest with ugBASIC!

An interesting competition is held at the beginning of each year: the BASIC 10Liner Contest. It is possible to use ugBASIC to participate in the next "BASIC10Liner" competition, in the following categories:

  • PUR-120 - A game in 10 lines of max 120 characters (w/abbrev.)
  • EXTREME-256 - A game in 10 lines of max 256 characters (w/abbrev.)
  • SCHAU - Any program in 10 lines of max 256 characters (w/abbrev.)
In order to reduce space you can use this abbreviation for this instruction: 

ERROR ↔ Er

Any problem?

If you have found a problem with this keyword, if you think there is a bug or, more simply, you would like it to be improved, open an issue for this example on GitHub.
Thank you!

open an issue BACK TO KEYWORDS