## ALP Programming Guide and Reference

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### Absolute Expression Type

An Absolute-ExpressionType is an expression that evaluates to an integer quantity. Its value must be representable using one of the following types of scalar data:

BYTE
SBYTE
WORD
SWORD
DWORD
SDWORD
FWORD
QWORD
TBYTE

The following restrictions apply to an Absolute-ExpressionType:

It cannot be relocatable (it may not contain references to a GroupName, SegmentName or LabelName).
It cannot reference any external symbols.
It cannot contain any forward references.