BASIC commandsCore

ExpansionFileError

Family: Core · One form

What it does

ExpansionFileError reads a value without changing anything. It takes no arguments, and answers an integer.

Syntax

ExpansionFileError() → integer

Parameters

No parameters.

Every form returns

integer

Example · generated

DO  Print(ExpansionFileError())  Sync()LOOP

ExpansionFileError is called and its answer is printed every frame. The DO … LOOP is not decoration: a classic BASIC program ends the moment it runs out of lines, and Sync() is what draws the frame.

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200 commands in Core