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🎨 go-04

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`‎go-04/1.md‎`

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`10`	`10`	`意义:分享知识,提升自己`
`11`	`11`
`12`	`12`	`## 1.1 算术运算符`
`13`		`-- +`
`14`		`-- -`
`15`		`-- *`
`16`		`-- /`
`17`		`-- %`
`18`		`-- ++`
`19`		`-- --`
	`13`	`+- (+)`
	`14`	`+- (-)`
	`15`	`+- (*)`
	`16`	`+- (/)`
	`17`	`+- (%)`
	`18`	`+- (--)`
	`19`	`+- (++)`
`20`	`20`	`- Go语言没有前置的++,-- 错误示例:(++a)`
`21`	`21`
`22`		`-## 1.2 类型转化`
`23`		`-- Go 语言不允许隐式类型转换`
`24`		`-- 别名和原有类型也不能进行隐式类型转换`
`25`		`-`
`26`		`-## 1.3 类型的预定于值`
`27`		`-- math.MaxInt64`
`28`		`-- math.MaxFloat64`
`29`		`-- math.MaxUint32`
`30`		`-`
`31`		`-## 1.4 指针类型`
`32`		`-与其他主要编程语言的差异`
`33`		`-- 不支持指针运算`
`34`		`-- string是值类型,其默认的初始化值为空字符串,而不是nil`
	`22`	`+## 1.2 比较运算符`
	`23`	`+- (==)`
	`24`	`+- (!=)`
	`25`	`+- (>)`
	`26`	`+- (<)`
	`27`	`+- (>=)`
	`28`	`+- (<=)`
	`29`	`+`
	`30`	`+## 1.2.1 用 == 比较数组`
	`31`	`+- 相同维数且含有相同个数元素的数组才可以比较`
	`32`	`+- 每个元素都相同的才相等`
	`33`	`+`
	`34`	`+## 1.3 逻辑运算符`
	`35`	`+- (&&)`
	`36`	`+- (\|\|)`
	`37`	`+- (!)`
	`38`	`+`
	`39`	`+## 1.4 位运算符`
	`40`	`+- (&)`
	`41`	`+- (\|)`
	`42`	`+- (^)`
	`43`	`+- (<<)`
	`44`	`+- (>>)`
	`45`	`+`
	`46`	`+## 1.4.1 与其他主要编程语言的差异`
	`47`	`+`
	`48`	`+&^按位置清零`
	`49`	`+`
	`50`	`+1 &^ 0 -- 1`
	`51`	`+1 &^ 1 -- 0`
	`52`	`+1 &^ 1 -- 0`
	`53`	`+0 &^ 0 -- 0`
	`54`	`+`
	`55`	`+结论:右边是1,结果是0。右边是0,左边是什么就是什么。`
	`56`	`+`

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