Difference between revisions of "symmetric difference"
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| − | The symmetric difference operator is applicable to set variables. By math definition, A >< B is (A-B) joined with (B-A). | + | The symmetric difference operator is applicable to [[set]] variables. By math definition, A >< B is (A-B) joined with (B-A). |
| − | <syntaxhighlight lang="pascal" highlight=" | + | <syntaxhighlight lang="pascal" highlight="7"> |
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procedure test_differ; | procedure test_differ; | ||
var | var | ||
Revision as of 12:32, 11 November 2018
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The symmetric difference operator is applicable to set variables. By math definition, A >< B is (A-B) joined with (B-A).
procedure test_differ;
var
a: set of char = ['a', 'b', 'c', 's'];
b: set of char = ['b', 'c', 'x', 'y'];
c: set of char;
begin
c:= a >< b; // c becomes ['a', 's', 'x', 'y']
end;
| single characters |
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| character pairs |
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