R合并多个数据框架一次

代码示例

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r合并多个数据框架一次

#put all data frames into list
df_list <- list(df1, df2, df3)

#merge all data frames in list
Reduce(function(x, y) merge(x, y, all=TRUE), df_list)
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r如何合并数据框架

merge(x = df1, y = df2, by = c("Name_tag1", "Name_tag2"), all = TRUE)
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合并数据帧与不同数量的行R

merge(data.frame(A, row.names=NULL), data.frame(B, row.names=NULL), 
  by = 0, all = TRUE)[-1]

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