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}
28 <p class=
"p1"><span class=
"s1"><b>Pair
</b></span><span class=
"Apple-tab-span"> </span><span class=
"Apple-tab-span"> </span><span class=
"Apple-tab-span"> </span><span class=
"Apple-tab-span"> </span><b>LISP-like two element cells
</b></p>
29 <p class=
"p2"><br></p>
30 <p class=
"p1"><b>Inherits from:
</b><a href=
"../Core/Object.html"><span class=
"s2"><b>Object
</b></span></a><span class=
"s2"><b> :
</b><a href=
"Collection.html"><span class=
"s3"><b>Collection
</b></span></a></span></p>
31 <p class=
"p2"><br></p>
32 <p class=
"p1">(implementation incomplete. See
<b> </b><a href=
"../Language/J_concepts_in_SC.html"><span class=
"s4">J Concepts In SC
</span></a><span class=
"s5"> </span>for similar functionality)
</p>
33 <p class=
"p2"><br></p>
34 <p class=
"p3"><b>Class Methods
</b></p>
35 <p class=
"p2"><br></p>
36 <p class=
"p2"><br></p>
37 <p class=
"p1"><b>*new(linkDown, linkAcross)
<span class=
"Apple-tab-span"> </span><span class=
"Apple-tab-span"> </span></b>return new instance
</p>
38 <p class=
"p2"><br></p>
39 <p class=
"p1"><b>*newFrom(collection)
</b><span class=
"Apple-tab-span"> </span><span class=
"Apple-tab-span"> </span><span class=
"Apple-tab-span"> </span>convert collection (e.g. arrays of arrays) to pairs.
</p>
40 <p class=
"p2"><br></p>
41 <p class=
"p2"><br></p>
42 <p class=
"p2"><br></p>
43 <p class=
"p3"><b>Instance Methods
</b></p>
44 <p class=
"p2"><br></p>
45 <p class=
"p1">Most methods are inherited from the superclasses.
</p>
46 <p class=
"p2"><br></p>
47 <p class=
"p1"><b>size
</b></p>
48 <p class=
"p2"><br></p>
49 <p class=
"p1">return the size when linking across
</p>
50 <p class=
"p2"><br></p>
51 <p class=
"p1"><b>depth
</b></p>
52 <p class=
"p2"><br></p>
53 <p class=
"p1">return the size when linking down
</p>
54 <p class=
"p2"><br></p>
55 <p class=
"p1"><b>do(function)
</b></p>
56 <p class=
"p2"><br></p>
57 <p class=
"p1">iterate over the two elements
</p>
58 <p class=
"p2"><br></p>
59 <p class=
"p1"><b>traverse(function)
</b></p>
60 <p class=
"p2"><br></p>
61 <p class=
"p1">same like: depthFirstPreOrderTraversal
</p>
62 <p class=
"p2"><br></p>
63 <p class=
"p1"><b>depthFirstPreOrderTraversal(function)
</b></p>
64 <p class=
"p2"><br></p>
65 <p class=
"p1">traverse the data structure first link down, then across (see example).
</p>
66 <p class=
"p2"><br></p>
67 <p class=
"p1"><b>depthFirstPostOrderTraversal(function)
</b></p>
68 <p class=
"p2"><br></p>
69 <p class=
"p1">traverse the data structure from bottom up (see example)
</p>
70 <p class=
"p2"><br></p>
71 <p class=
"p4"><br></p>
72 <p class=
"p5">// example
</p>
73 <p class=
"p6"><br></p>
74 <p class=
"p7">a =
<span class=
"s6">Pair
</span>(
<span class=
"s6">Pair
</span>(
<span class=
"s6">Pair
</span>(
1,
2),
4),
<span class=
"s6">Pair
</span>(
5,
6));
</p>
75 <p class=
"p6"><br></p>
76 <p class=
"p6"><br></p>
77 <p class=
"p7">a.size;
</p>
78 <p class=
"p7">a.depth;
</p>
79 <p class=
"p7">a.do {
<span class=
"s6">|x|
</span> x.postln };
</p>
80 <p class=
"p7">a.traverse {
<span class=
"s6">|x|
</span> x.postln };
</p>
81 <p class=
"p7">a.depthFirstPreOrderTraversal {
<span class=
"s6">|x|
</span> x.postln };
</p>
82 <p class=
"p7">a.depthFirstPostOrderTraversal {
<span class=
"s6">|x|
</span> x.postln };
</p>
83 <p class=
"p6"><br></p>
84 <p class=
"p6"><br></p>
85 <p class=
"p5">// alternative instantiations:
</p>
86 <p class=
"p6"><br></p>
87 <p class=
"p7"><span class=
"s6">Pair
</span>.newFrom([
1, [
2, [[
4,
5],
6]]]);
</p>
88 <p class=
"p6"><br></p>
89 <p class=
"p7">[
1, [
2, [[
4,
5],
6]]].as(
<span class=
"s6">Pair
</span>);
<span class=
"s7">// equivalent.
</span></p>
90 <p class=
"p6"><br></p>
91 <p class=
"p6"><br></p>
92 <p class=
"p6"><br></p>
93 <p class=
"p6"><br></p>
