Trial

Trial is the basic unit in an experiment. The basic information of a trial is stored as an element in Store's structure array. The more detailed information of a trial is stored as an element in Store's entities array.

The following table summarizes the basic information of a trial.

Variable	Type	Description
id	Number	id is an increasing unique index that represents the trial.
level	String	level is always 'trial'.
selected	Boolean	selected stores whether the trial is currently selected, default value is false.
condition	Array	condition stores the hex codes of the conditions that the trial belongs to, e.g. '#ffffff'.

The following table summarizes the more detailed information of a trial.

Variable	Type	Description
id	Number	id is an increasing unique index that represents the trial.
type	String	each module has a type, e.g. text, image, iat, etc.
setting	JS Object	each module has its own setting.