Method code for $list.nth_element_maxlength()

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arg lists, element;
var list;

// Returns longest string whose index is element in one of the lists in
// lists.
if (type(element) != 'integer)
    throw(~type, "Second argument is not an integer");
if (type(lists) != 'list)
    throw(~type, "First argument is not a list");
return map list in (lists) to (tostr(list[element]).length()).max();

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["// Created 26-Mar-1995 as a part of ColdCore, see: @help Credit"]