IsZero - ObjectVision/GeoDMS GitHub Wiki

Predicates functions IsZero

syntax

  • IsZero(a)

definition

IsZero(a) results in a boolean data item with values True for zero and False for all other values of data item a.

applies to

example

attribute<bool> IsZero (ADomain) := IsZero(A);
A(float32) IsZeroA
0 True
null False
1000000 False
-2.5 False
99.9 False

ADomain, nr of rows = 5

see also

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