julialangHow to round numbers in JuliaLang?

JuliaLang provides a number of functions to round numbers.

The most commonly used function is round(x), which rounds the number x. For example:

julia> round(3.14159)
3.0

Other rounding functions include ceil, floor, trunc and round(Int, x).

• ceil(x) rounds x up to the nearest integer.
• floor(x) rounds x down to the nearest integer.
• trunc(x) rounds x towards zero.
• round(Int, x) rounds x to the nearest integer of type Int.

For example:

julia> ceil(3.14159)
4.0

julia> floor(3.14159)
3.0

julia> trunc(3.14159)
3.0

julia> round(Int, 3.14159)
3

Helpful links

• Julia Documentation - Rounding

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