(PHP 3 <= 3.0.18, PHP 4 >= 4.0.0)
pg_fieldsize -- Returns the internal storage size of the named fieldpg_fieldsize() returns the internal storage size (in bytes) of the field number in the given PostgreSQL result. Field numbering starts at 0. A field size of -1 indicates a variable length field. This function will return FALSE on error.
See also pg_fieldlen() and pg_fieldtype().