Golang datatypes: Difference between revisions
From wikinotes
Line 1: | Line 1: | ||
= | = Literal Types = | ||
<blockquote> | <blockquote> | ||
<syntaxhighlight lang="bash"> | |||
</blockquote><!-- | "foo" // string | ||
123 // int (cpu-arch dependent bitsize) | |||
3.14 // float64 | |||
6.2e25 // float64 | |||
</syntaxhighlight> | |||
</blockquote><!-- Literal Types --> | |||
= Text = | = Text = |
Revision as of 14:23, 29 May 2022
Literal Types
"foo" // string 123 // int (cpu-arch dependent bitsize) 3.14 // float64 6.2e25 // float64
Text
Numeric
Integers
Integer sizes are expressed by their bit-size.
signed
int8 // 128 - 127 int16 // 32,768 - 32,767 int32 // 2,147,483,648 - 2,147,483,647 int64 // 9,223,372,036,854,775,808 - 9,223,372,036,854,775,807unsigned
uint8 // 0 - 255 uint16 // 0 - 65,535 uint32 // 0 - 4,294,967,295 // uint64 does not existBytes
Same as
uint8
.math/big
Slow, but handles numbers of any size.