Null

Constant functions null

The keyword Null is used in the GeoDMS to indicate missing data.

The constant: null_suffix can be used in expressions, it is important to use the version with the correct value type, see the following table:

Value type	Name
uint8	null_b
uint16	null_w
uint32	null_u
uint64	null_u64
int8	null_c
int16	null_s
int32	null_i
int64	null_i64
float32	null_f
float64	null_d
spoint	null_sp
wpoint	null_wp
ipoint	null_ip
upoint	null_up
fpoint	null_fp
dpoint	null_dp

syntax

• null_suffix

definition

null_suffix results in the null data value for the value type defined by the suffix.

applies to

data item with the value type defined by the suffix.

since

version 14.3.0

example

parameter<float32> param_null_f := null_f;

result: param_null_f = null