短声明变量 在函数中, := 简洁赋值语句在明确类型的地方,可以用于替代 var 定义。 函数外的每个语句都必须以关键字开始( var 、 func 、等等), :=结构不能使用在函数外。 package main import "fmt" func main() { var i, j int = 1, 2 k := 3 c, python, java := true, false, "no!" fmt.Println(i, j, k, c, python, java) }
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