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As data frame col names

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as.data.frame function | R Documentationas.data.frame(x, row.names = NULL, optional = FALSE, …) # S3 method for character ...colnames: Row and Column Names - Rdrr.ioFor a data frame, rownames and colnames eventually call row.names and names respectively, but the latter are preferred. If do.NULL is FALSE , a character vector  ...8.4 Dataframe column names - BookdownYou can use these name to access specific columns by name without having to know which column number it is. To access the names of a dataframe, use the ...Column names not displaying correctly - Stack OverflowLoad example dataset data("iris") head(iris) Sepal.Length Sepal.Width Petal. Length Petal.Width Species 1 5.1 3.5 1.4 0.2 setosa 2 4.9 3.0 1.4 ...use first row data as column names in r - Stack OverflowAssign names to data frame with as.data.frame function - Stack ...Changing column names of a data frame - Stack OverflowHow to preserve column names when dynamically passing data ...stackoverflow.com 的其他相關資訊Column names - RColumn names. Description. Return all column names as a list. Usage. ## S4 method for signature 'DataFrame' columns(x) ## S4 method for signature ...Returns the number of columns in a DataFrame - ROther DataFrame functions: $ , $

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