51:
The sample displays the value in years, months, weeks, days, hours, minutes and secons

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "trim((1:=int((0:=value)/365) ? =:1 + ` year(s) ` : ``)  + (1:=int((0:=(=:0 - (=:1*365)))/31) ? =:1 + ` month(s) ` : ``) + (1:=int((0:=(=:0 - (=:1*31)))/7) ? =:1 + ` week(s) ` : ``) + (1:=int((0:=(=:0 - (=:1*7)))/1) ? =:1 + ` day(s) ` : ``) + (1:=int((0:=(=:0 - =:1 + 1/24/60/60/2))*24) ? =:1 + ` hour(s) ` : ``) + (1:=int((0:=(=:0*24 - =:1))*60) ? =:1 + ` min(s) ` : ``) + (1:=int((0:=(=:0*60 - =:1))*60) ? =:1 + ` sec(s)` : ``))"
oExpression.EvaluationText = "value = 1\r\nvalue=2 + 1/24/60\r\nvalue=365 + 12 * 1/24\r\nvalue=1212.25\r\nvalue=366.02512"
oExpression.SplitPaneWidth = 464

50:
The sample displays the value in seconds

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "(1:=(int(0:=(value*24*60*60 + 1/24/60/60/2))) ? =: 1 + ` sec(s)` : ``)"
oExpression.EvaluationText = "value = 1\r\nvalue=2 + 1/24/60\r\nvalue=365 + 12 * 1/24\r\nvalue=1212.25\r\nvalue=366.02512"
oExpression.SplitPaneWidth = 256

49:
The sample displays the value in minutes and seconds

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "trim((1:=(int(0:=(value*24*60 + 1/24/60/60/2))) ? =: 1 + ` min(s)` : ``) + ` ` + (2:=int((=:0 - =:1)*60) ? =:2 + ` sec(s)` : ``))"
oExpression.EvaluationText = "value = 1\r\nvalue=2 + 1/24/60\r\nvalue=365 + 12 * 1/24\r\nvalue=1212.25\r\nvalue=366.02512"
oExpression.SplitPaneWidth = 256

48:
The sample displays the value in hours and minutes

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "((1:=int(0:=( 24*int(value) + (value - int(value) + 1/24/60/60/2)*24))) != 0 ? =:1 + ' hour(s)' : '' ) + (=:1 ? ' ' : '' ) + ((1:=round((=:0 - =:1)*60)) != 0 ? =:1 + ' min(s)' : '')"
oExpression.EvaluationText = "value = 1\r\nvalue=2 + 1/24/60\r\nvalue=365 + 12 * 1/24\r\nvalue=1212.25\r\nvalue=366.02512"
oExpression.SplitPaneWidth = 256

47:
How can I check for a blank-date (sample 3) Expression

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "type(value) case ( default : `<fgcolor=000000><s>invalid</s></fgcolor>`; 0 : `<fgcolor=FF0000>null</fgcolor>`; 1 : `null` ; 7 : longdate(value) )"
oExpression.SplitPaneWidth = 256

46:
How can I check for a blank-date (sample 2) Expression

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "len(value) ? longdate(value) : ``"
oExpression.SplitPaneWidth = 256

45:
How can I check for a blank-date (sample 1) Expression

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "type(value) = 7 ? longdate(value) : ``"
oExpression.SplitPaneWidth = 256

44:
Easter Sunday

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "date(dateS('3/1/' + year(value)) + ((1:=(((255 - 11 * (year(value) mod 19)) - 21) mod 30) + 21) + (=:1 > 48 ? -1 : 0) + 6 - ((year(value) + int(year(value) / 4)) + =:1 + (=:1 > 48 ? -1 : 0) + 1) mod 7))"
oExpression.SplitPaneWidth = 256

43:
The sample displays the value in days, hours and minutes

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "((1:=int(0:= (value))) != 0 ? (=:1 + ' day(s)') : '') + (=:1 ? ' ' : '' ) + ((1:=int(0:=((=:0 - =:1 + 1/24/60/60/2)*24))) != 0 ? =:1 + ' hour(s)' : '' ) + (=:1 ? ' ' : '' ) + ((1:=round((=:0 - =:1)*60)) != 0 ? =:1 + ' min(s)' : '')"
oExpression.SplitPaneWidth = 256

42:
How can I display the date in short format

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "shortdate(date(value))"
oExpression.SplitPaneWidth = 256

41:
How can I display the date in long format

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "longdate(date(value))"
oExpression.SplitPaneWidth = 256

40:
The sample displays the positive values in blue, being preceded by + sign, negative values in red preceded by - sign, 0 as 0.00 while for null values is displays null. The numbers are displayed using 2 digits, . as decimal separator and grouping by 3 digits by , separator

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "type(value) in (0,1) ? 'null' : ( dbl(value)<0 ? '<fgcolor=FF0000>'+ (value format '2|.|3,' ) : (dbl(value)>0 ? '<fgcolor=0000FF>+'+(value format '2|.|3,' ): '0.00') ) "
oExpression.SplitPaneWidth = 256

39:
How can I format a numeric value so it display as a currency

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "currency(dbl(value))"
oExpression.SplitPaneWidth = 256

38:
How can I format a numeric value to with grouping

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "dbl(value) format ''"
oExpression.SplitPaneWidth = 256

37:
How can I convert the value to a numeric ( integer ) value

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "int(value)"
oExpression.SplitPaneWidth = 256

36:
How can I convert the value to a numeric ( double ) value

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "dbl(value)"
oExpression.SplitPaneWidth = 256

35:
How can I format a date as YYYY-MMM-DD (sample 4)

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "(year(value) + '-') + (month(value) array('','Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec')) + '-' + (day(value)<10 ? '0' : '') + day(value)"
oExpression.SplitPaneWidth = 256

34:
How can I format a date as YYYY-MMM-DD (sample 3)

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "(2 array ( 0 := (shortdateF(value) split `/`) ) ) + `-`+ ((month(value) - 1) array `Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec` split ` `) + `-`+ (1 array =: 0)"
oExpression.SplitPaneWidth = 256

33:
How can I format a date as YYYY-MMM-DD (sample 2)

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "ltrim((2 array longdate(value) split `,`)) + `-` +  ((1 array (1 array longdate(value) split `,`) split ` `) left 3 ) + `-` + (`00` left (2 - len(day(value)))) + day(value)"
oExpression.SplitPaneWidth = 256

32:
How can I format a date as YYYY-MMM-DD (sample 1)

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "year(value) + `-` +  (month(value)-1 array ('Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec')) + `-` + (`00` left (2 - len(day(value)))) + day(value)"
oExpression.SplitPaneWidth = 256

31:
How can I use my own operators only

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.AllowValueKeyword = false
oExpression.AllowDefaultOperators = false
oExpression.AddCustomOperator("+","<b>+</b>","This is a new binary-operator",2)
oExpression.AddCustomOperator("xxx","<b>xxx</b>","This is a new keyword",0)
oExpression.AddCustomOperator("yyy","<b>yyy</b>","This is a unary-operator",1)
oExpression.AddCustomOperator("zzz","<b>zzz</b>","This is a binary-operator",2)
oExpression.Text = "xxx + yyy(100 zzz 200)"

30:
How can I add a new binary-operator

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.AddCustomOperator("xxx","<b>xxx</b>","This is a new binary-operator",2)
oExpression.Text = "value + 100 xxx 200"

29:
How can I add a new unary-operator

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.AddCustomOperator("xxx","<b>xxx</b>","This is a new unary-operator",1)
oExpression.Text = "value + xxx(100)"

28:
How can I add a new keyword

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.AddCustomOperator("xxx","<b>xxx</b>","This is a new keyword",0)
oExpression.Text = "value + xxx"

27:
How can I disable all operators
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.AllowValueKeyword = false
oExpression.AllowDefaultOperators = false

26:
How can I disable the value keyword
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.AllowValueKeyword = false

25:
Usage of and ( and operator )

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "(value contains 1) and (value != 1)"

24:
Usage of or ( or operator )

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "(value=1) or value=`string`"

23:
Usage of not ( not operator )

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "not(value=1)"

22:
Usage of - ( subtraction operator )

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "value - 2"

21:
Usage of + ( addition operator )

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "value + 2"

20:
Usage of mod ( reminder operator )

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "value mod 2"

19:
Usage of / (divide operator)

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "value / 2"

18:
Usage of * (multiplicity operator)

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "2 * value"

17:
How can I get the word from cursor when user double clicks the control
/*
with (this.EXPRESSIONACTIVEXCONTROL1.nativeObject)
	DblClick = class::nativeObject_DblClick
endwith
*/
// Occurs when the user double clicks the left mouse button over an object.
function nativeObject_DblClick(Shift,X,Y)
	oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
	? "Word: " 
	? oExpression.WordFromPoint(-1,-1) 
return

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "value"
oExpression.AllowSplitter = 2
oExpression.SplitPaneHeight = 196

16:
How do I determine the word from the cursor
/*
with (this.EXPRESSIONACTIVEXCONTROL1.nativeObject)
	Click = class::nativeObject_Click
endwith
*/
// Occurs when the user presses and then releases the left mouse button over the list control.
function nativeObject_Click()
	oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
	? "Word: " 
	? oExpression.WordFromPoint(-1,-1) 
return

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "value"
oExpression.SplitPaneHeight = 196
oExpression.Template = [Background(1) = 15790320] // oExpression.Background(1) = 0xf0f0f0
oExpression.AllowSplitter = 2

15:
How can I check if the expression is valid/syntactically correct
/*
with (this.EXPRESSIONACTIVEXCONTROL1.nativeObject)
	Change = class::nativeObject_Change
endwith
*/
// Indicates that the control's text has changed.
function nativeObject_Change()
	oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
	? "Valid: " 
	? Str(oExpression.IsValid) 
return

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "value"
oExpression.SplitPaneHeight = 196
oExpression.Template = [Background(1) = 15790320] // oExpression.Background(1) = 0xf0f0f0
oExpression.AllowSplitter = 2

14:
How can I change the visual appearance of the horizontal splitter

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "value"
oExpression.SplitPaneHeight = 196
oExpression.Template = [Background(1) = 15790320] // oExpression.Background(1) = 0xf0f0f0
oExpression.AllowSplitter = 2

13:
How can I change the visual appearance of the vertical splitter

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "value"
oExpression.SplitPaneWidth = 196
oExpression.Template = [Background(0) = 15790320] // oExpression.Background(0) = 0xf0f0f0

12:
How can I add a new menu-item to control's context menu
/*
with (this.EXPRESSIONACTIVEXCONTROL1.nativeObject)
	ExecuteContextMenu = class::nativeObject_ExecuteContextMenu
endwith
*/
// Occurs when the user selects an user item from the control's context menu.
function nativeObject_ExecuteContextMenu(Item,Position)
	oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
	? "ExecuteContextMenu: " 
	? Str(Item) 
return

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "value + 100"
oExpression.ContextMenuItems = "Test"

11:
How can I change the tooltip that shows when cursor hovers a keyword

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "value"
oExpression.Template = [Description(0) = "This is a bit of text to be shown when cursor hovers the <b>value</b> keyword."] // oExpression.Description(0) = "This is a bit of text to be shown when cursor hovers the <b>value</b> keyword."
oExpression.Refresh()

10:
How do I check if the expression is correct
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "currency(value)"
? Str(oExpression.IsValid) 

9:
How do I programmatically evaluate the expression
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "currency(value)"
? Str(oExpression.Evaluate("value=100")) 

8:
How can I assign multiple values for variables %1, %2, ...

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "currency(%1 + %2)"
oExpression.EvaluationText = "%1 = 100;%2 = 200"

7:
How can I change the values to show the result
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "currency(value)"
oExpression.EvaluationText = "value = 100"

6:
How can I prevent changing the color when expression is invalid
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "value 2"
oExpression.ForeColorInvalid = 0x0

5:
How can I change the color when expression is invalid
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "value 2"
oExpression.ForeColorInvalid = 0xff

4:
How can I prevent evaluation the selection

local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "value + 1"
oExpression.EvaluateSelection = false
oExpression.HideSelection = false
oExpression.SelLength = 1

3:
How can I programatically show the result
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.SplitPaneWidth = 196
oExpression.Expression = "value"

2:
How can I get ride of the right-vertical line/split
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.AllowSplitter = 0
oExpression.Expression = "value + 1"

1:
How can I change the control's background
local oExpression

oExpression = form.EXPRESSIONACTIVEXCONTROL1.nativeObject
oExpression.Expression = "value"
oExpression.BackColor = 0xf0f0f0