RAD Studio VCL Reference
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System.varDouble Constant

Represents a Variant that holds a floating point value.

Pascal
varDouble = $0005;
C++
varDouble = 0x0005;

System

When a Variant is assigned a floating point value with more than 4 decimal places, it is set to the varDouble type.  

Use VarType to determine the variant type. 

 

TVarType 

VarAsType 

VarType

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