C/Objective-C read and get last digit of integer?

问题

How can i get the last digit of an integer (or NSInteger) outputted to integer?

example:

int time = CFAbsoluteGetCurrent();
int lastDigit;

回答1:

Use modulo:

int lastDigit = time % 10;

来源：https://stackoverflow.com/questions/4559654/c-objective-c-read-and-get-last-digit-of-integer