SecondBASIC Documentation v3

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On

Description: During the <Event>, the program will jump to the specified routine. The routine should be ended with a Return.

Syntax:

On <Event> GoSub <LineLabel>

Part Description
<Event> Required. Valid Event Types are:
  • ExtInt
  • hInt
  • vInt
<LineLabel> Required. The line label where the <Event> will jump to when enabled.

Example:

    On vInt GoSuB MyVblank
    Enable vInt
 
    While 1
        Locate 1,1
        Print b
        Sleep 1
    Wend
 
MyVblank:     a++
    If a = 60 Then
        b++
        a = 0
    End If
    Return