GrapeCity.Xaml.CalcEngine
Evaluate(Object[]) Method


GrapeCity.CalcEngine.Functions Namespace > CalcMidFunction Class > Evaluate Method : Evaluate(Object[]) Method

The args contains 3 items: text, start_num, num_chars.

Text is the text string containing the characters you want to extract.

Start_num is the position of the first character you want to extract in text. The first character in text has start_num 1, and so on.

Num_chars specifies the number of characters you want MID to return from text.

Returns a specific number of characters from a text string, starting at the position you specify, based on the number of characters you specify.
Syntax
'Declaration
 
Public Overloads Overrides Function Evaluate( _
   ByVal args() As Object _
) As Object
'Usage
 
Dim instance As CalcMidFunction
Dim args() As Object
Dim value As Object
 
value = instance.Evaluate(args)
public override object Evaluate( 
   object[] args
)

Parameters

args

The args contains 3 items: text, start_num, num_chars.

Text is the text string containing the characters you want to extract.

Start_num is the position of the first character you want to extract in text. The first character in text has start_num 1, and so on.

Num_chars specifies the number of characters you want MID to return from text.

Return Value

A System.String value that indicates the evaluate result.
See Also

Reference

CalcMidFunction Class
CalcMidFunction Members
Overload List