CPP/CommandLineArguments - Revision history

Daviddoria at 13:28, 27 September 2012

2012-09-27T13:28:11Z

Daviddoria at 13:23, 27 September 2012

2012-09-27T13:23:14Z

Nbaztec: /* CommandLineArguments.cpp */

2010-06-23T14:54:32Z

‎CommandLineArguments.cpp

Daviddoria: Created page with '==CommandLineArguments.cpp== #include #include #include using namespace std; //test with //24.5 90.3 int main(int argc, char …'

2010-06-23T11:48:02Z

Created page with '==CommandLineArguments.cpp== <source lang="cpp"> #include <iostream> #include <string> #include <sstream> using namespace std; //test with //24.5 90.3 int main(int argc, char …'

New page

==CommandLineArguments.cpp==
<source lang="cpp">
#include <iostream>
#include <string>
#include <sstream>

using namespace std;

//test with
//24.5 90.3

int main(int argc, char *argv[])
{
int NumArgs = argc - 1;
cout << "Number of arguments: " << NumArgs << endl;

string FirstArgument = argv[1];
string SecondArgument = argv[2];

cout << "FirstArgument: " << FirstArgument << endl;
cout << "SecondArgument: " << SecondArgument << endl;

stringstream ssArg1, ssArg2;
ssArg1 << FirstArgument;
ssArg2 << SecondArgument;

double dArg1, dArg2;
ssArg1 >> dArg1;
ssArg2 >> dArg2;

cout << "FirstArgument: " << dArg1 << endl;
cout << "SecondArgument: " << dArg2 << endl;

std::string test = argv[1];
cout << "argv[1]: " << argv[1] << endl;
cout << "argv[1] string: " << test << endl;

return 0;
}

</source>

@@ Line 4: / Line 4: @@
 #include <sstream>
 int main(int argc, char* argv[])
+{
@@ Line 29: / Line 31: @@
    // Declare the types of the arguments
-   int a;
+   float myFloat;
-   float b;
+   std::string myString;
    // Convert the arguments as their expected types
-   stringStream >> a >> b;
+   stringStream >> myFloat >> myString;
    // Output arguments
-   std::cout << "a: " << a << std::endl
+   std::cout << "myFloat: " << myFloat << std::endl
-             << "b: " << b << std::endl;
+             << "myString: " << myString << std::endl;
    return 0;
+}

@@ Line 1: / Line 1: @@
-==CommandLineArguments.cpp==
+==CommandLineArgumentsPractical.cpp==
 <source lang="cpp">
 #include <iostream>

@@ Line 14: / Line 14: @@
    int NumArgs = argc - 1;
    cout << "Number of arguments: " << NumArgs << endl;
-−
    string FirstArgument = argv[1];
    string SecondArgument = argv[2];