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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 14:15, 1 November 2020

124 bytes removed ,  3 years ago
→‎{{header|MATLAB}}: simplify matlab code
m (added related tasks.)
(→‎{{header|MATLAB}}: simplify matlab code)
Line 2,336:
=={{header|MATLAB}}==
<lang MATLAB>
function r = isnum(a)
% copy from Octave version on this page
function r = isnum~isnan(str2double(a))
end ▼
if ( isnumeric(a) )
r = 1;
else
o = str2num(a);
r = !isempty(o);
endif
▲ end
 
% tests
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