Convert the string to an integer.
The atoi function converts a string into an integer. If the string contains numbers after the decimal point, it truncates them. This command returns 0 if the text of the string is not recognizable as a number.
Examples
(angtof string [mode])
(ascii string)
(atof string)
(chr integer)
LISP Compatibility
Programming Overview of LISP (LISt Processing) Language