- ideque-filter-map proc idequeprocedure
Applies proc to the elements of ideque and returns an ideque containing the true (i.e. non-#f) results in order. The dynamic order of calls to proc is unspecified.
Applies proc to the elements of ideque and returns an ideque containing the true (i.e. non-#f) results in order. The dynamic order of calls to proc is unspecified.