error code error C2065: \'Resistor\' : undeclared identifier error C2146: syntax

Question

error code

error C2065: 'Resistor' : undeclared identifier
error C2146: syntax error : missing ';' before identifier 'tolerance'
error C2065: 'tolerance' : undeclared identifier
error C2275: 'ResistorClass' : illegal use of this type as an expression
error C2146: syntax error : missing ';' before identifier 'oResTwo'
error C3861: 'oResTwo': identifier not found
error C2065: 'oResTwo' : undeclared identifier
: error C2065: 'oResTwo' : undeclared identifier
error C2228: left of '.DisplayResistor' must have class/struct/union type is ''unknown-type''

#include

<iostream>

#include<iomanip>

#include<string>

using namespace std;

class ResistorClass

{

private:

double m_dResValue;

double m_dTolerance;

double m_dMinResistance;

double m_dMaxResistance;

public:

string m_cResistorName;

void DisplayResistor( void );

void EnterResistance (void );

void AddSeries ( ResistorClass Resistor1, ResistorClass Resistor2 );

ResistorClass( );

ResistorClass(

string Name, double nominalResistance, double Tolerance );

ResistorClass(

const ResistorClass &ResistorObject );

~ResistorClass( );

};

int main( void )

{

ResistorClass oResOne;

Resistor tolerance = 20%

ResistorClass oResTwo("Resistor 2",4700,20);

ResistorClass oResThree(oResTwo);

oResOne.DisplayResistor();

oResTwo.DisplayResistor();

oResThree.DisplayResistor();

system(

"pause");

return 0;

}

void ResistorClass:: DisplayResistor ( void )

{

cout << fixed << setprecision (2);

cout<<

"Values for "<<m_cResistorName<<" are: "<<endl;

cout<<

"Resistor Nominal Value = "<<m_dResValue<<endl;

cout<<

"ohmsResistorTolerance = "<<m_dTolerance*100<<" %"<<endl;

cout<<

"Mininimum Resistance = "<<m_dMinResistance<<" ohms"<<endl;

cout<<

"Maximum Resistance = "<<m_dMaxResistance<<" ohms"<<endl;

cout<<endl;

}

void ResistorClass::EnterResistance (void)

{

m_dResValue = -1;

while (m_dResValue < 1)

{

cout <<

"Enter Resistor Value: " <<endl;

cin >> m_dResValue;

if (m_dResValue < 1 || m_dResValue > 10000000)

{

cout <<

"Input Error Resistor Value must be > 1" << endl;

cout <<

"Please Enter a value that is > 1: " << endl;

cin >> m_dResValue;

}

else break;

}

m_dTolerance = -1;

while (m_dTolerance < 1)

{

cout <<

"Enter Resistor Tolerance: " << endl;

cin >> m_dTolerance;

if (m_dTolerance < 1 || m_dTolerance > 10000000)

{

cout <<

"Input Error Resistor Tolerance Value must be > 1: " << endl;

cout <<

"Please Enter a value that is > 1: " << endl;

cin >> m_dTolerance;

}

else break;

}

m_dTolerance = m_dTolerance/100;

m_dMinResistance = m_dResValue - (m_dResValue * m_dTolerance);

m_dMaxResistance = m_dResValue + (m_dResValue * m_dTolerance);

cout<<endl;

}

void ResistorClass:: AddSeries ( ResistorClass Resistor1, ResistorClass Resistor2)

{

if( Resistor1.m_dTolerance > Resistor2.m_dTolerance )

m_dTolerance =

Resistor1.m_dTolerance;

else

m_dTolerance =

Resistor2.m_dTolerance;

m_dResValue =

Resistor1.m_dResValue + Resistor2.m_dResValue;

m_dMinResistance = m_dResValue - (m_dResValue * m_dTolerance);

m_dMaxResistance = m_dResValue + (m_dResValue * m_dTolerance);

cout<<endl;

}

ResistorClass::ResistorClass( )

{

cout <<

"Enter Resistor Name <default>: " ;

getline(cin, m_cResistorName,

' ');

m_dResValue = 1000.0;

m_dTolerance = 0.10;

m_dMinResistance = m_dResValue - (m_dResValue * m_dTolerance);

m_dMaxResistance = m_dResValue + (m_dResValue * m_dTolerance);

cout <<endl<<

"Default Constructor Called:" <<endl;

}

ResistorClass::ResistorClass( string Name, double nominalResistance, double Tolerance )

{

cout <<endl<<

"Parameterized Constructor Called:" <<endl;

m_dResValue =

nominalResistance;

m_dTolerance =

double(Tolerance/100);

m_cResistorName =

Name;

m_dMinResistance = m_dResValue - (m_dResValue * m_dTolerance);

m_dMaxResistance = m_dResValue + (m_dResValue * m_dTolerance);

}

ResistorClass::ResistorClass(const ResistorClass &ResistorObject)

{

cout<<endl <<

"Enter Resister Name <copy>: ";

getline(cin, m_cResistorName,

' ');

m_dResValue=

ResistorObject.m_dResValue;

m_dTolerance=

ResistorObject.m_dTolerance;

m_dMaxResistance=

ResistorObject.m_dMaxResistance;

m_dMinResistance=

ResistorObject.m_dMinResistance;

cout <<endl<<

"Copy Constructor Called:"<<endl;

}

ResistorClass:: ~ResistorClass( )

{

cout <<

"Destructor Called "<<endl;

}

;>

Explanation / Answer

This should work:::

#include <iostream>

#include <iomanip>

#include <string>

using namespace std;

class ResistorClass

{

private:

double m_dResValue;

double m_dTolerance;

double m_dMinResistance;

double m_dMaxResistance;

public:

string m_cResistorName;

void DisplayResistor();

void EnterResistance();

void AddSeries (ResistorClass Resistor1, ResistorClass Resistor2 );

ResistorClass();

ResistorClass(string Name, double nominalResistance, double Tolerance );

ResistorClass(const ResistorClass &ResistorObject );

~ResistorClass( );

};

int main()

{

ResistorClass oResOne;

ResistorClass oResTwo("Resistor2",4700,20);

ResistorClass oResThree(oResTwo);

oResOne.DisplayResistor();

oResTwo.DisplayResistor();

oResThree.DisplayResistor();

return 0;

}

ResistorClass::ResistorClass( )

{

cout <<

"Enter Resistor Name <default>: " ;

getline(cin, m_cResistorName,

' ');

m_dResValue = 1000.0;

m_dTolerance = 0.10;

m_dMinResistance = m_dResValue - (m_dResValue * m_dTolerance);

m_dMaxResistance = m_dResValue + (m_dResValue * m_dTolerance);

cout <<endl<<

"Default Constructor Called:" <<endl;

}

ResistorClass::ResistorClass( string Name, double nominalResistance, double Tolerance )

{

cout <<endl<<

"Parameterized Constructor Called:" <<endl;

m_dResValue =

nominalResistance;

m_dTolerance =

double(Tolerance/100);

m_cResistorName =

Name;

m_dMinResistance = m_dResValue - (m_dResValue * m_dTolerance);

m_dMaxResistance = m_dResValue + (m_dResValue * m_dTolerance);

}

ResistorClass::ResistorClass(const ResistorClass &ResistorObject)

{

cout<<endl <<

"Enter Resister Name <copy>: ";

getline(cin, m_cResistorName,

' ');

m_dResValue=

ResistorObject.m_dResValue;

m_dTolerance=

ResistorObject.m_dTolerance;

m_dMaxResistance=

ResistorObject.m_dMaxResistance;

m_dMinResistance=

ResistorObject.m_dMinResistance;

cout <<endl<<

"Copy Constructor Called:"<<endl;

}

ResistorClass:: ~ResistorClass( )

{

cout <<

"Destructor Called "<<endl;

}

void ResistorClass:: DisplayResistor ()

{

cout << fixed << setprecision(2);

cout<<

"Values for "<<m_cResistorName<<" are: "<<endl;

cout<<

"Resistor Nominal Value = "<<m_dResValue<<endl;

cout<<

"ohmsResistorTolerance = "<<m_dTolerance*100<<" %"<<endl;

cout<<

"Mininimum Resistance = "<<m_dMinResistance<<" ohms"<<endl;

cout<<

"Maximum Resistance = "<<m_dMaxResistance<<" ohms"<<endl;

cout<<endl;

}

void ResistorClass::EnterResistance (void)

{

m_dResValue = -1;

while (m_dResValue < 1)

{

cout <<

"Enter Resistor Value: " <<endl;

cin >> m_dResValue;

if (m_dResValue < 1 || m_dResValue > 10000000)

{

cout <<

"Input Error Resistor Value must be > 1" << endl;

cout <<

"Please Enter a value that is > 1: " << endl;

cin >> m_dResValue;

}

else break;

}

m_dTolerance = -1;

while (m_dTolerance < 1)

{

cout <<

"Enter Resistor Tolerance: " << endl;

cin >> m_dTolerance;

if (m_dTolerance < 1 || m_dTolerance > 10000000)

{

cout <<

"Input Error Resistor Tolerance Value must be > 1: " << endl;

cout <<

"Please Enter a value that is > 1: " << endl;

cin >> m_dTolerance;

}

else break;

}

m_dTolerance = m_dTolerance/100;

m_dMinResistance = m_dResValue - (m_dResValue * m_dTolerance);

m_dMaxResistance = m_dResValue + (m_dResValue * m_dTolerance);

cout<<endl;

}

void ResistorClass:: AddSeries ( ResistorClass Resistor1, ResistorClass Resistor2)

{

if( Resistor1.m_dTolerance > Resistor2.m_dTolerance )

m_dTolerance =

Resistor1.m_dTolerance;

else

m_dTolerance =

Resistor2.m_dTolerance;

m_dResValue =

Resistor1.m_dResValue + Resistor2.m_dResValue;

m_dMinResistance = m_dResValue - (m_dResValue * m_dTolerance);

m_dMaxResistance = m_dResValue + (m_dResValue * m_dTolerance);

cout<<endl;

}

Related Questions

Navigate

• Browse (All)
• Browse E
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.