Check if a String Contains Special Characters

This function checks whether a given string contains any special characters. Special characters are defined as any character that is not alphanumeric (letters or numbers).

Usage

has_special_characters(string)

Arguments

string

A character string to be checked for special characters.

Value

A logical value: TRUE if the string contains any special characters, FALSE otherwise.

Examples

# Check if a string contains special characters
has_special_characters("HelloWorld123") # Returns FALSE
#> [1] FALSE
has_special_characters("Hello@World!")  # Returns TRUE
#> [1] TRUE