Find a Missing ISBN Number
Category:
MiscellaneousType:
SnippetsDifficulty:
BeginningAuthor:
Rob SVersion Compatibility: Visual Basic 6
More information:
This snippet will find a missing ISBN number and determine if an ISBN number is valid. The missing character should be replaced with a '?', the ISBN number may only contain characters 0-9, 'X' (the value of 10) and '-'.
Instructions: Copy the declarations and code below and paste directly into your VB project.
Declarations: