umx_as_numeric
Convert each column of a dataframe to numeric
umx_as_numeric(df, which = NULL, force = FALSE)
df |
A [data.frame()] to convert |
which |
which columns to convert (default (null) selects all) |
force |
Whether to force conversion to numeric for non-numeric columns (defaults to FALSE) |
- data.frame
- <https://github.com/tbates/umx>
Other Data Functions:
noNAs(),
umxFactor(),
umxHetCor(),
umx_cont_2_quantiles(),
umx_lower2full(),
umx_make_MR_data(),
umx_make_TwinData(),
umx_make_fake_data(),
umx_make_raw_from_cov(),
umx_polychoric(),
umx_polypairwise(),
umx_polytriowise(),
umx_read_lower(),
umx_read_prolific_demog(),
umx_rename(),
umx_reorder(),
umx_score_scale(),
umx_select_valid(),
umx_stack(),
umx
# make mpg into string, and cyl into a factor df = mtcars df$mpg = as.character(df$mpg) df$cyl = factor(df$cyl) df$am = df$am==1 df = umx_as_numeric(df); str(df) # mpg not touched df = umx_as_numeric(df, force=TRUE); str(df) # mpg coerced back to numeric ## Not run: # coercing a real string will cause NAs df$mpg = c(letters[1:16]); str(df) # replace mpg with letters. df = umx_as_numeric(df, force=TRUE); str(df) ## End(Not run)
Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.