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Check if an argument is a hostname string

Source: R/string.R
is_hostname.Rd

Check if an argument is a hostname string

Usage

is_hostname(x)

Arguments

x

(any)
Object to check.

Value

TRUE if x is a valid hostname string, FALSE otherwise.

References

https://en.wikipedia.org/wiki/Hostname

Examples

is_hostname("example.com")
#> [1] TRUE