[Proj] From proj4 string to EPSG code

[Maarten Plieger]

Hi,

Is there a simple way to convert from a proj4 string to an EPSG code?
My proj4 string has the same format as the strings in the epsg 
definition file.

Regards,
 Maarten Plieger

-- 
Maarten Plieger
KNMI, R&D Information and Observation Technology, De Bilt
(t) +31 30 2206330