Averages/Arithmetic mean: Difference between revisions
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m (→{{header|Smalltalk}}: fixes and show it) |
(add E example. also lang tag forth) |
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writefln("multi : ", multi.mean()) ; |
writefln("multi : ", multi.mean()) ; |
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}</pre> |
}</pre> |
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=={{header|E}}== |
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Slightly generalized to support any object that allows iteration. |
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<lang e>def meanOrZero(numbers) { |
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var count := 0 |
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var sum := 0 |
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for x in numbers { |
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sum += x |
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count += 1 |
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} |
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return sum / 1.max(count) |
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}</lang> |
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=={{header|Forth}}== |
=={{header|Forth}}== |
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<lang forth> : fmean ( addr n -- f ) |
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0e |
0e |
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dup 0= if 2drop exit then |
dup 0= if 2drop exit then |
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create test 3e f, 1e f, 4e f, 1e f, 5e f, 9e f, |
create test 3e f, 1e f, 4e f, 1e f, 5e f, 9e f, |
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test 6 fmean f. \ 3.83333333333333 |
test 6 fmean f. \ 3.83333333333333</lang> |
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=={{header|Fortran}}== |
=={{header|Fortran}}== |
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