Discuss how the value returning function be declared as function prototype and function definition. How to call your value returning function and get back the value to the calling function?
Discuss how the value returning function be declared as function prototype and function definition. How to call your value returning function and get back the value to the calling function?
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Transcribed Image Text:#include<iostream>
#include<string>
3 using namespace std;
//function prototypes
//Function declaration indicates what the function is
6 bool PassValidator (string);
7
int main()
981
10
string password;
PassValidator (password);
13
14 //function definitions
//Function Definition indicates what the function does.
15 bool PassValidator (string password)
16 {
17
PLEASE ENTER HOW MANY CHARACTERS YOU WOULD LIKE "<<endl;
cout <<
<<"
YOUR PASSWOR MUST HAVE AT LEAST EIGHT TO EIGHTEEN CHARACTERS ONLY."<<endl;
cout << "
<<endl;
cout <<"Password: ";
cin>>password;
24
25
if (password.size()<8 || password.size() >18)
{
26
27
cout << endl;
28
cout<<< "Your password: "<<password<<", is invalid because it does not meet requirements listed above. "<<endl;
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return false;
31
}
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33
else
{
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35
cout << endl;
11
36
cout<<"Your password: << password<< ", is an acceptable password. "<<endl;
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return true;
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40
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42
~~8555555550 SAN
11
12
18
19
20
21
22
23
-0-0
-0
}
bat bat
Transcribed Image Text:b. Discuss how the value returning function be declared as function
prototype and function definition. How to call your value returning
function and get back the value to the calling function?
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