How can I write a program that indicates a number if it is integer or not?

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Baris Can Ayvaz
Baris Can Ayvaz il 15 Mar 2018
Risposto: Star Strider il 15 Mar 2018
How can I write a program that indicates a number if it is integer or not?

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Risposte (3)

James Tursa
James Tursa il 15 Mar 2018
doc floor
doc ceil
doc round
What happens if you use one of these functions and compare the result to the original value?
Roger Stafford
Roger Stafford il 15 Mar 2018
Modificato: Roger Stafford il 15 Mar 2018
If n is your number, then
round(n)==n
is true if and only if n is an integer
Star Strider
Star Strider il 15 Mar 2018
Use the rem (link) or mod (linked to in that page) functions.
isint = @(x) rem(x,1) == 0;
It returns a logical result.

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