s: Sorry cannot find superman
Line numbering a text file
When you are in vi you can number your lines... }
String to upper case
You may need to convert text from lower to upper case sometimes, for example t... into a field you are validating that requires the text to be in upper case.
Here is a function that will... with some processing, perhaps to write a field of text to a file. The is_upper function does just that.
