c函数的用处
x2<-c( ),c这个函数有什么用，它的作用是什么
2 回答
结合成一个向量或列表值。
help(c)
得到的文档是：
Combine Values into a Vector or ListDescription
This is a generic function which combines its arguments.
The default method combines its arguments to form a vector. All arguments are coerced to a common type which is the type of the returned value, and all attributes except names are removed.
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