[SQL] Array parameter to plpgsql-functions

I need to pass an array of INT4 to a function ( variable number of elements). How do i declare the array-parameter, and how do i know how many elements i recieved? /Sveinung

[SQL] Array as parameter in plpgSQL functions

I need to pass an array to a function ( int4, variable number of elements) . How do i declare the parameter, and how can i tell the numer of recieved elements? Thanks /Sveinung