89 90 91 92 93 94 95 96 97 void sequence::start() current index = 0; } template void sequence:: advance() { if(is item())

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
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9 C:\Users\r1821655\OneDrive\Dropbox\Screenshots\One...
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7 C:\Users\r1821655\OneDrive\Dropbox\Screenshots\One...
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[Error] 'sequence' has not been declared
In function 'void CS3358_FA2022::start()':
[Error] 'current_index' was not declared in this scope
At global scope:
[Error] 'sequence' has not been declared
In function 'void CS3358_FA2022::advance()':
[Error] there are no arguments to 'is_item' that depend on a template parameter, so a declaration of 'is_item' must be available [-fpermissive]
[Note] (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated)
[Error] 'current_index' was not declared in this scope
At global scope:
Transcribed Image Text:89 91 95 9 C:\Users\r1821655\OneDrive\Dropbox\Screenshots\One... C:\Users\r1821655\OneDrive\Dropbox\Screenshots\... 7 C:\Users\r1821655\OneDrive\Dropbox\Screenshots\One... C:\Users\r1821655\OneDrive\Dropbox\Screenshots\... 9 C:\Users\r1821655\OneDrive\Dropbox\Screenshots\One... C:\Users\r1821655\OneDrive\Dropbox\Screenshots\... 20 C:\Users\r1821655\OneDrive\Dropbox\Screenshots\One... C:\Users\r1821655\OneDrive\Dropbox\Screenshots\One... 9 C:\Users\r1821655\OneDrive\Dropbox\Screenshots\One... C:\Users\r1821655\OneDrive\Dropbox\Screenshots\... 97 97 20 99 [Error] 'sequence' has not been declared In function 'void CS3358_FA2022::start()': [Error] 'current_index' was not declared in this scope At global scope: [Error] 'sequence' has not been declared In function 'void CS3358_FA2022::advance()': [Error] there are no arguments to 'is_item' that depend on a template parameter, so a declaration of 'is_item' must be available [-fpermissive] [Note] (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated) [Error] 'current_index' was not declared in this scope At global scope:
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template <class Item>
void sequence::start()
}
current_index = 0;
template <class Item>
void sequence:: advance()
if(is_item())
current_index++;
{
}
Transcribed Image Text:88 89 90 91 92 WN 93 94 95 96 97 98 99 100 101 107 template <class Item> void sequence::start() } current_index = 0; template <class Item> void sequence:: advance() if(is_item()) current_index++; { }
Expert Solution
Step 1

#include "sequence1.h"  must be declared before its usage. \\it can debug lines 89,95

int current_index=0; must be declared before using the variable.\\it can debug lines 91,99

 

 

 

 

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