RAD Studio VCL Reference
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Variant::! Operator
Variant Class | Variant Members | System Namespace | Description
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Returns a new System::Variant::Variant that is the logical negation of this System::Variant::Variant.

Pascal
operator !;
C++
__fastcall Variant operator !() const;
Description

The System::Variant::! returns 0 if the System::Variant::Variant has a nonzero value and 1 if the value of the System::Variant::Variant is 0 or NULL. 

 

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