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Runtime evaluation/In an environment: Difference between revisions

Runtime evaluation/In an environment (view source)

Revision as of 10:48, 30 April 2009

16 bytes added ,  15 years ago
m
→‎{{header|Metafont}}: modified to resemble to other examples
m (→‎{{header|Octave}}: modified to resemble to other examples)
m (→‎{{header|Metafont}}: modified to resemble to other examples)
Line 84:
=={{header|Metafont}}==
 
<lang metafont>vardef evalit(expr s, vva, vb) =
save x,a,b; x := vva; a := scantokens s;
x := vb; b := scantokens s; a-b
enddef;
 
a := show(evalit("2x+1", 5, 3));
b := evalit("2x+1", 2);
show (a-b);
end</lang>
 
Retrieved from "https://rosettacode.org/wiki/Special:MobileDiff/99708"
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