83Plus:Software:usb8x/BASIC Interface/ImportVariable
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Revision as of 15:10, 9 November 2009 by JoostinOnline (Talk | contribs)
Synopsis
Name: ImportVariable
Function Number: 8
Minimum usb8x version: 0.10
Imports *.8x* variable from specified directory to RAM or Flash.
Inputs
- 2: String variable to use (Str1-0)
- 3: Flags byte
| Value | Effect |
| 00 | Store in RAM and do not overwrite existing variable if necessary |
| 01 | Store in RAM and overwrite existing variable if necessary |
| 02 | Store in Flash and do not overwrite existing variable if necessary |
| 03 | Store in Flash and overwrite existing variable if necessary |
Outputs
- 1: Error code (0 = success)
Notes
Be sure to initialize the mass storage driver with MSDInit before calling this entry point.
You have your choice of Str1-Str0 to use with this function. Pass this number as the second element in Ans. The string is formatted as follows:
"/FOLDER1/FOLDER2/GAME.8XP"
Pass the flag value of your choice as the third element in Ans.
Example
The following code will import ZTETRIS.8XP from the root directory and store it in RAM (without overwriting any duplicates):
OpenLib(USBDRV8X
{7
ExecLib ;initialize mass storage driver
"/ZTETRIS.8XP->Str1
{8,1,0
ExecLib ;import variable
See Also
MSDInit - Initialize the mass storage driver
