I want to throw the error that comes with entering a non number in a numeric only input

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n = input('Please enter a number:\n');
I get this error and I want to throw it and write another error:
Error using input
Unrecognized function or variable 'k'.
Error in eer (line 1)
n = input('Please enter your name:\n');

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Wan Ji
Wan Ji 2021년 8월 30일
n = str2num(input('Please enter a number:\n','s'));
if(isempty(n))
error('You are entering a non number in a numeric only input')
end
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