What'S the different between casting and assertion?

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Edwing123

What'S the different between casting and assertion?

0

10.08.2022

9 ответов

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Edwing123 Автор вопроса

Raph
assertion asserts that a value is of T type

And what does cast do?

0

10.08.2022

Raph

Edwing123
And what does cast do?

converts one type into another

0

10.08.2022

Edwing123 Автор вопроса

Raph
converts one type into another

And if it fails?

0

10.08.2022

Raph

Edwing123
And if it fails?

u should get a compiler error that a type is not convertible into another one or it will just not tell u anything if it's a weakly typed language

0

10.08.2022

Roman Sharkov

type assertion: I assert it's T, if not, panic. casting: I will treat this piece of memory as T

0

10.08.2022

Edwing123 Автор вопроса

Roman Sharkov
type assertion: I assert it's T, if not, panic. ca...

Good thing Go has the ,ok syntax when asserting

0

10.08.2022

Roman Sharkov

Edwing123
Good thing Go has the ,ok syntax when asserting

we also have type-switches

0

10.08.2022

Edwing123 Автор вопроса

Roman Sharkov
we also have type-switches

I mean when asserting

0

10.08.2022

Raph · Accepted Answer

Raph

assertion asserts that a value is of T type

0

10.08.2022

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What'S the different between casting and assertion?

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