4.1.1.2.3 InputFloat

InputFloat function

Prototype:	function InputFloat (const caption, msg: string): variant;
Description:	The InputFloat function displays a dialog allowing the user to input a floating-point number. The dialog has a caption specified by the caption parameter, contains the text specified by the msg parameter and "OK" and "Cancel" buttons.
Syntax:	variable := InputFloat(Caption,Msg);
	Part	Description
	variable	variable declared as float
	Caption	A string parameter which specifies the caption of the dialog box.
	Msg	A string parameter which specifies the message displayed in the dialog box.

Return value:	A float variable if the user has entered a valid floating-point number and confirmed it by the "OK" button or a null if the user has pressed the "Cancel" button

Example:

Var height : variant;

Begin
  height := InputFloat('Tree height','Enter height, m:');
End.