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fankc  
#1 Posted : Wednesday, March 4, 2009 8:50:36 PM(UTC)
fankc

Rank: Newbie

Groups: Registered, Registered Users, Subscribers
Joined: 3/5/2009(UTC)
Posts: 5

Hi all,

I am new to coding. Hope someone can help me.

Example below:

if close > open then execute this statement.
if close < open then execute this statement.
if close = open then execute this statement.


Any help is appreciated.

fankc

johnl  
#2 Posted : Thursday, March 5, 2009 6:49:45 PM(UTC)
johnl

Rank: Advanced Member

Groups: Registered, Registered Users
Joined: 11/7/2005(UTC)
Posts: 602

try something like below:

a1:=If((C>O),then_do_this,else_do_that);
a2:=If((C<O),then_do_this,else_do_that);
a3:=If((C=O),then_do_this,else_do_that);
a1+a2+a3
fankc  
#3 Posted : Thursday, March 5, 2009 9:56:37 PM(UTC)
fankc

Rank: Newbie

Groups: Registered, Registered Users, Subscribers
Joined: 3/5/2009(UTC)
Posts: 5

Hi johnl,

Thank you for your reply.

Actually I was thinking of trying to plot support and resistance line on price chart base on condition of the open and close.

So if close>open, then will use a formula to calculate, and if close<open, then use another formula to calculate, and if close = open, then use another formula to calculate.

The metastock if function consists of if the condition is True, it will print this result else another result.

Problem is I don't know what to put in the third parameter(i.e else) of the if function.

Hope you can help me.

Thank you.


fankc

oztrader  
#4 Posted : Friday, March 6, 2009 1:58:23 AM(UTC)
oztrader

Rank: Advanced Member

Groups: Registered, Registered Users, Unverified Users
Joined: 7/12/2007(UTC)
Posts: 134
Location: Perth Western Australia

Hi fankc,

Try nesting the "If " function but remember to place an additional right parenthesis for each nested "If " function.

If(C=O,1st formula,If(C>O,2nd formula,3rd formula))

The interpretation being:
If C=O, then execute 1st formula, if C>O ,then execute 2nd formula, otherwise execute 3rd formula (which implies that C<O).

Cheers,
oz

fankc  
#5 Posted : Friday, March 6, 2009 6:19:33 AM(UTC)
fankc

Rank: Newbie

Groups: Registered, Registered Users, Subscribers
Joined: 3/5/2009(UTC)
Posts: 5

Hi oztrader,

I manage to get the code done with your help.

Thank you for your time and help.

fankc

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