rune is alias of int32

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I think chendesheng's quote gets at the root cause best: Go uses a lot of signed values, not just for runes but array indices, Read/Write byte counts, etc. That's because uints, in any language, behave confusingly unless you guard every piece of arit…

Go语言中的byte和rune区别、对比

Go语言中byte和rune实质上就是uint8和int32类型.byte用来强调数据是raw data,而不是数字:而rune用来表示Unicode的code point.参考规范: uint8 the set of all unsigned 8-bit integers (0 to 255) int32 the set of all signed 32-bit integers (-2147483648 to 2147483647) byte alias for uint8 rune ali…

浅析rune数据类型

学习golang基础的时候,发现有个叫rune的的数据类型,当时不理解这个类型的意义. 查询,官方的解释如下: // rune is an alias for int32 and is equivalent to int32 in all ways. It is // used, by convention, to distinguish character values from integer values. //int32的别名,几乎在所有方面等同于int32 //它用来区分字符值和整数值…

golang ----rune数据类型

查询,官方的解释如下: // rune is an alias for int32 and is equivalent to int32 in all ways. It is // used, by convention, to distinguish character values from integer values. //int32的别名,几乎在所有方面等同于int32 //它用来区分字符值和整数值 type rune = int32 我们通过一个简单的例子来看下rune的作用.先来看…

rune 数据类型

// rune is an alias for int32 and is equivalent to int32 in all ways. It is // used, by convention, to distinguish character values from integer values. //int32的别名,几乎在所有方面等同于int32 //它用来区分字符值和整数值 type rune = int32 rune是Go语言中一种特殊的数据类型,它是int32的别名,几乎在所有方…

Go - 内置函数大全

Package builtin import "builtin" Overview Index Overview ▾ Package builtin provides documentation for Go's predeclared identifiers. The items documented here are not actually in package builtin but their descriptions here allow godoc to present…

A Tour of Go Basic types

Go's basic types are bool string int int8 int16 int32 int64 uint uint8 uint16 uint32 uint64 uintptr byte // alias for uint8 rune // alias for int32 // represents a Unicode code point float32 float64 complex64 complex128 package main import ( "fmt&quo…