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4.10.3 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(1,5,7);
l1 + l2; // a new list
==> [1]:
==> 1
==> [2]:
==> hello
==> [3]:
==> [1]:
==> -1
==> [2]:
==> 1
==> [4]:
==> 1
==> [5]:
==> 5
==> [6]:
==> 7
l2 = delete(l2, 2); // delete 2nd entry
l2;
==> [1]:
==> 1
==> [2]:
==> 7
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