FileExists

Family: File · One form

What it does

FileExists answers a question: whether the thing its argument names exists. It takes szFile (a string), and answers an integer.

Syntax

FileExists(szFile string) → integer

Parameters

NameType
szFilestring

Every form returns

integer

Example · generated

DO  Print(FileExists("assets/data.dat"))  Sync()LOOP

FileExists 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.

61 commands in File