1 func any(list) {
2 ## Returns true if any value in the list is truthy.
3 ##
4 ## If the list is empty, return false.
5
6 for item in (list) {
7 if (item) {
8 return (true)
9 }
10 }
11 return (false)
12 }
13
14 func all(list) {
15 ## Returns true if all values in the list are truthy.
16 ##
17 ## If the list is empty, return true.
18
19 for item in (list) {
20 if (not item) {
21 return (false)
22 }
23 }
24 return (true)
25 }
26
27 func sum(list) {
28 ## Computes the sum of all elements in the list.
29 ##
30 ## Returns 0 for an empty list.
31
32 var sum = 0;
33 for item in (list) {
34 setvar sum += item
35 }
36 return (sum)
37 }