I want to convert a number, given in string format to an integer. I’ve found multiple solutions for this, like atoi() or strtol(). However, if not given an Input, that could be converted to an integer, like strtol("junk", &endptr, 10) I just get back the integer 0. This conflicts with cases, where I actually have… Read More string to integer conversion edgecase handling

void isInt(char *string) { if (strlen(string) > 2) printf("Invalid") if (!strtol(string, &endptr, 10)) printf("Invalid") printf("Valid") } i have this code which checks if a series of 1 or 2 characters contain only integers for example 12, 1, 10 would be valid but 6g, ii would not be valid. The problem i have is that if… Read More How do u make strtol convert 0