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Determine if a string is numeric: Difference between revisions

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Determine if a string is numeric (view source)

Revision as of 17:33, 29 January 2011

115 bytes removed ,  13 years ago
→‎{{header|Lua}}
(→‎{{header|Lua}}: Marked incorrect given previous editors remarks.)
Line 561:
 
=={{header|Lua}}==
{{incorrect|Lua|When given a non-numeric string can give a runtime error instead of boolean false}}
This will also accept strings like "0xFF" or "314.16e-2" as numbers.
<lang lua>functionif isNumerictonumber(a) ~= nil then
--it's return type(tonumber(a)) == "number"
end</lang>;
</lang>
 
=={{header|Mathematica}}==
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