Hi, Just the question in the title, is there any way to realize this function with two arrow keys? This function is purely used for instruction displaying text. There is no interaction part. Assuming multiple pages of instruction and each at one trial.

Solution: Thanks to @wakecarter and also refer to the following post: Here is the core of solving this problem. The basic idea is to use repetition to mimic the back and forth. Set 1000 reps and each time show a given instruction based on the pressed key. Attached is a revised version that works t…

(Solved) Is it possible to use button (like arrow) to navigate thru the trials back and forth

Coding

wakecarter May 9, 2021, 6:05pm 4

My demos are here: PsychoPy Online Demos

You can take a look at Interactive Fiction here.

I haven’t sorted a public access demo for that one yet.

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(Solved) Is it possible to use button (like arrow) to navigate thru the trials back and forth

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