regex help sliding pattern

[marceloFinkiels]

Given this input: 123456789
i need a regex that will match and produce: 123, 234, 345, 456, 567, 678, 789.

Thanks in advance!!
Marcelo

[marceloFinkiels]

Received answer on another forum. FYI ... (written using C# syntax)
Regex regexObj = new Regex(@"(?=(\d{3}))");

HTH,
Marcelo Finkielsztein