ASCII code of a character : ord

ord takes as argument a string s (resp. a list l of strings).
ord returns the ASCII code of the first character of s (resp the list of the ASCII codes of the first character of the elements of l).
Input :

ord("a")

Output :

97

Input :

ord("abcd")

Output :

97

Input :

ord(["abcd","cde"])

Output :

[97,99]

Input :

ord(["a","b","c","d"])

Output :

[97,98,99,100]