- 数据格式如下：
a b c d e
1 2 3 4 5- 使用select过滤不要的列
df[,-which(names(df)%in%c("a","b")]
subset(df,select=-c(a,b))- 使用select选择想要的列
df[ , c("x","y")]
subset(df, select=c(x,y))相关文章：
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a b c d e
1 2 3 4 5df[,-which(names(df)%in%c("a","b")]
subset(df,select=-c(a,b))df[ , c("x","y")]
subset(df, select=c(x,y))相关文章：