# Scalar Null Values {#scalar-nulls}

```
x=1.0+5.6*3+NULL+3;
x==NULL;
// output: 1

typestr x;
// output: DOUBLE

x= x + `;
x==NULL;
// output: 1

x=1
x==1<NULL;
// output: 0

x==1 || NULL;
// output: 1

NULL==NULL;
// output: 1

!NULL==NULL;
// output: 1
```

**Parent topic:**[Null Value Operations](../../../../Programming/DataManipulation/NullValueManipulation/NullValueOperation/NullValueOperation.md)

