Double.IsNegativeInfinity

Syntax

IsNegativeInfinity(Value: Double): Boolean;

Parameters

Value. The checked real value.

Description

The IsNegativeInfinity method checks if the variable value is equal to negative infinity.

Comments

Available values:

True. Variable value is equivalent to negative infinity.
False. Variable value is not equivalent to negative infinity.

Example

Sub UserProc;
Var
    B: Boolean;
    D: Double;
Begin
    D := Double.NegativeInfinity ;
    B := Double.IsNegativeInfinity(D);
End Sub UserProc;

After executing the example the "B" variable contains the attribute that determines whether the value of the "D" variable is equivalent to negative infinity, that is, to the value -1.#INF.