Is a Character a Letter OR a Number?

A combination of is_letter() and is_number().

Usage

is_alnum(x)

Arguments

x

A vector of characters.

Value

A boolean vector indicating whether each element of x is a letter or a number.

Examples

is_alnum(chars("Lee7c0deR 4 L1fe"))
#>     L     e     e     7     c     0     d     e     R           4           L 
#>  TRUE  TRUE  TRUE  TRUE  TRUE  TRUE  TRUE  TRUE  TRUE FALSE  TRUE FALSE  TRUE 
#>     1     f     e 
#>  TRUE  TRUE  TRUE 

Filter(is_alnum, chars("2 B or !2 B"))
#> [1] "2Bor2B"