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4.7.3 list operations
+
- concatenation
delete
- deletes one element from list, returns new list
insert
- inserts or appends a new element to list, returns a new list
- list_expression
[ int_expression ]
- is a list entry; the index 1 gives the first element.
Example:
| list l1 = 1,"hello",list(-1,1);
list l2 = list(1,2,3);
l1 + l2; // one new list
==> [1]:
==> 1
==> [2]:
==> hello
==> [3]:
==> [1]:
==> -1
==> [2]:
==> 1
==> [4]:
==> 1
==> [5]:
==> 2
==> [6]:
==> 3
list l3 =_;
l1,l2; // two lists
==> [1]:
==> 1
==> [2]:
==> hello
==> [3]:
==> [1]:
==> -1
==> [2]:
==> 1
==> [1]:
==> 1
==> [2]:
==> 2
==> [3]:
==> 3
l2[2];
==> 2
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