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

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

Respuestas (3)

James Tursa
James Tursa el 15 de Mzo. de 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 el 15 de Mzo. de 2018
Editada: Roger Stafford el 15 de Mzo. de 2018
If n is your number, then
round(n)==n
is true if and only if n is an integer

Star Strider
Star Strider el 15 de Mzo. de 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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