Strings from choice names and labels

	A	B	C	D	E	F	G	H	I	J	K	L	M	N	O	P	Q	R	S
1	type	name	label	hint	required	relevant	appearance	default	constraint	constraint_message	calculation	trigger	choice_filter	parameters	repeat_count	note	image	audio	video

2	select_one my_list	list	Force the lists to be included in the converted form. Also notice the choice_filter of true() to force creation of secondary instances. This won't be necessary starting with Central v2023.5			false()							true()
3
4	calculate	list_values									join("\|", instance('my_list')/root/item/name)
5	calculate	list_labels									join("\|", instance('my_list')/root/item/label)
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7	note	note_list	List values: ${list_values} List labels: ${list_labels}
8
9	text	first_letter	Specify a first letter to filter by
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11	calculate	list_values_filtered									join("\|", instance('my_list')/root/item[starts-with(label, ${first_letter})]/name)
12	calculate	list_labels_filtered									join("\|", instance('my_list')/root/item[starts-with(label, ${first_letter})]/label)
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14	note	note_list_filtered	List values: ${list_values_filtered} List labels: ${list_labels_filtered}
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