Function eccodes_sys::codes_get_long

pub unsafe extern "C" fn codes_get_long(
    h: *const codes_handle, 
    key: *const c_char, 
    value: *mut c_long
) -> c_int

Get a long value from a key, if several keys of the same name are present, the last one is returned @see codes_set_long

@param h : the handle to get the data from @param key : the key to be searched @param value : the address of a long where the data will be retrieved @return 0 if OK, integer value on error