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[bbtk.git] / packages / std / bbs / appli / exampleAdd.bbs

diff --git a/packages/std/bbs/appli/exampleAdd.bbs b/packages/std/bbs/appli/exampleAdd.bbs
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+++ b/packages/std/bbs/appli/exampleAdd.bbs
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+description "std::Add box example. Also shows how to print an output of a box in bbi. "
+category "example"
+
+include std
+new Add a
+set a.In1 1
+set a.In2 2
+
+# In a print command, any string enclosed between dollars 
+# is interpreted as an output of a box (of the form 'box.output').
+# Before printing, bbi substitutes it by the value of the output.
+# There must be an adaptor to string for that type of output.
+print $a.Out$