JS from crib sheet not working

Online experiments
1

Did I use .shift() in place of .pop() wrong? I know essentially 0 about JS.

URL of experiment: Experiment | zared/dissertation-stim-norming (pavlovia.org)

I created and shuffled a list of conditions in a code component (I defined a shuffle condition before the experiment)…

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…that I used .pop() in python to remove and use at begin routine.
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I used .shift() in JS, based on @wakecarter 's Crib Sheet

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But I am still getting an error:

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Why am I getting this error?

2

The issue is with the *3 in the creation of setOps. Please look elsewhere in my crib sheet for array creation.

3

:man_facepalming: :man_facepalming: :man_facepalming:

I’ll figure this all out soon enough. Thanks for everything!!