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June 2018 Update

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Ingy döt Net 2018-06-22 20:57:24 +00:00
parent ba8067c3b7
commit 22f33d4004
5278 changed files with 84726 additions and 14379 deletions
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22
Task/Determine-if-a-string-is-numeric/Julia/determine-if-a-string-is-numeric.julia
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@ -1,23 +1,9 @@
function isnumeric{T<:String}(s::T)
isa(parse(s), Number)
end
isnumeric(s::AbstractString) = parse(s) isa Number
tests = ["1",
"-121",
"one",
"pi",
"1 + 1",
"NaN",
"1234567890123456789",
"1234567890123456789123456789",
"1234567890123456789123456789.0",
"1.3",
"1.4e10",
"Inf",
"1//2",
"1.0 + 1.0im"]
tests = ["1", "-121", "one", "pi", "1 + 1", "NaN", "1234567890123456789", "1234567890123456789123456789",
"1234567890123456789123456789.0", "1.3", "1.4e10", "Inf", "1//2", "1.0 + 1.0im"]
for t in tests
fl = isnumeric(t) ? "is" : "is not"
println(@sprintf(" %35s %s a direct numeric literal.", t, fl))
@printf("%35s %s a direct numeric literal.\n", t, fl)
end