Check out example codes for "r change row names of a dataframe". It will help you in understanding the concepts better.
Code Example 1
# Basic syntax: rownames(your_dataframe) <- new_names # Note, the new_names has to be the same length as the dataframe # Example usage: # Say you want to set the rownames to be numbered 1-end: rownames(your_dataframe) <- 1:nrow(your_dataframe)
Code Example 2
row.names(x) <- value
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