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Detect if df has col

Source: R/utils.R
has_col.Rd

Detect if df has col

Usage

has_col(df, col)

Arguments

df

A dataframe.

col

A string or string vector.

Value

A dataframe.

Examples

colnames(mtcars)
#>  [1] "mpg"  "cyl"  "disp" "hp"   "drat" "wt"   "qsec" "vs"   "am"   "gear"
#> [11] "carb"
has_col(mtcars, c("mpg", "cyl"))
#> [1] TRUE
has_col(mtcars, c("mpg", "foo"))
#> Warning: not found col foo in df
#> [1] FALSE