# pragma once 
#include 
#include 
#include 
#include 
#include 
#includeusing namespace std; 
The class Date {
Public: 
Date ()=default; 
The Date (string Date); 
Void show_date () {
Cout} 
Private: 
Unsigned year=0; 
Unsigned month=0; 
Unsigned day=0; 
Vector Format_month {" Jan ", "Feb", "Mar", "Apr" and "May", "Jun", "Jul", "Aug", "Sept, Oct, Nov, Dec"}; 
}; 

Date: the Date (string Date) {
String number (" 0123456789 "); 
//string comma (', '); 
String slash ("/"); 
Int pos1=0; 
Pos1=date. Find_first_of (slash, pos1); 
String m=date substr (0 - pos1); 
The month=stoi (m); 
} 

The definition of class, files in XXX. H

 # include & lt; Iostream> 
# include "chapter9. H" 
using namespace std; 
Int main () {
The Date the Date (" 1/1/1990 "); 
Date. Show_date (); 
return 0; 
} 

The main. The c class instantiation

G + + compiler error

CodePudding user response:

28 lines of code change:

reference

string m=date substr (0 - pos1);

To:

reference

string m=date substr (0 - pos1);

CodePudding user response:

28 lines of code change:

reference

string m=date substr (0 - pos1);

To:

reference

string m=date substr (0, pos1);