Aggregation periods when referencing another ticker

KingsOp

New member
In TOS you can reference data from another ticker by something as simple as:

plot xyz = close("SPY");

This will plot the data from the close of the last bar from SPY regardless of whatever chart you are on. But what if you're on a 1 hour chart and want to reference yesterdays close on SPY?

I haven't been able to find a way to do that yet. If on an hour chart it references the hour chart on SPY. I was hoping someone knew of a way to put an aggregation period on the above code that would allow me to look at a different timeframe from the referenced data on the current timeframe chart I have up.

I've tried adding aggregation period definitions but haven't been able to make them work. For example:

def timeProfile = aggregationPeriod.DAY
plot xyz = close("SPY")(period = time);
doesn't work

def timeProfile = aggregationPeriod.DAY
plot xyz = close(period = time)("SPY");
doesn't work

def time = AggregationPeriod.DAY;
plot xyz = close(period = time, "SPY");
looks like valid code and will work but then states at the bottom: Parameter already defined: period

any thoughts?
 
Solution
In TOS you can reference data from another ticker by something as simple as:

plot xyz = close("SPY");

This will plot the data from the close of the last bar from SPY regardless of whatever chart you are on. But what if you're on a 1 hour chart and want to reference yesterdays close on SPY?

I haven't been able to find a way to do that yet. If on an hour chart it references the hour chart on SPY. I was hoping someone knew of a way to put an aggregation period on the above code that would allow me to look at a different timeframe from the referenced data on the current timeframe chart I have up.

I've tried adding aggregation period definitions but haven't been able to make them work. For example:

def timeProfile =...
In TOS you can reference data from another ticker by something as simple as:

plot xyz = close("SPY");

This will plot the data from the close of the last bar from SPY regardless of whatever chart you are on. But what if you're on a 1 hour chart and want to reference yesterdays close on SPY?

I haven't been able to find a way to do that yet. If on an hour chart it references the hour chart on SPY. I was hoping someone knew of a way to put an aggregation period on the above code that would allow me to look at a different timeframe from the referenced data on the current timeframe chart I have up.

I've tried adding aggregation period definitions but haven't been able to make them work. For example:

def timeProfile = aggregationPeriod.DAY
plot xyz = close("SPY")(period = time);
doesn't work

def timeProfile = aggregationPeriod.DAY
plot xyz = close(period = time)("SPY");
doesn't work

def time = AggregationPeriod.DAY;
plot xyz = close(period = time, "SPY");
looks like valid code and will work but then states at the bottom: Parameter already defined: period

any thoughts?

the first couple of examples won't work because you have 2 sets of parenthesis. all parameters need to be within 1 set.

when using input parameters , you need to use the parameter name OR put them in the correct order.
for close() , the order is ,
symbol, period, pricetype.

you have "spy" as a 2nd input parameter, instead of the first.
you didn't use symbol = "spy"

https://tlc.thinkorswim.com/center/reference/thinkScript/Functions/Fundamentals/close
 
Solution

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the first couple of examples won't work because you have 2 sets of parenthesis. all parameters need to be within 1 set.

when using input parameters , you need to use the parameter name OR put them in the correct order.
for close() , the order is ,
symbol, period, pricetype.

you have "spy" as a 2nd input parameter, instead of the first.
you didn't use symbol = "spy"

https://tlc.thinkorswim.com/center/reference/thinkScript/Functions/Fundamentals/close
Thank you. Exactly what I needed. Still so much to learn.
 

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