ONERR

Sets an error-handling trap which jumps execution to a given line with GOTO

Implemented by: Applesoft

With variations:

Also written as:

This is the Applesoft equivalent to ON ERROR found in other BASICs.

It is known to have a "deficiency" that may cause a crash, as Wikipedia says¹⁾, according to the Applesoft BASIC Programmers Reference Manual²⁾: if RESUME is not found in the error-handling routine, the system stack is not reset.

• RESUME
• GOTO

• ON ERROR