Command-line arguments: Difference between revisions

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 Command line arguments are passed the same way as in C.
-This example uses iostream. Traditional C I/O also works.
+This example uses <code><iostream></code>. C-style i/o also works.
 <syntaxhighlight lang="cpp">#include <iostream>
-int main(int argc, char* argv[])
+int main(int argc, const char* argv[]) {
+    std::cout << "This program is named " << argv[0] << '\n'
-{
-  std::cout << "This program is named " << argv[0] << std::endl;
+              << "There are " << argc - 1 << " arguments given.\n";
+    for (int i = 1; i < argc; ++i)
-  std::cout << "There are " << argc-1 << " arguments given." << std::endl;
+        std::cout << "The argument #" << i << " is " << argv[i] << '\n';
-  for (int i = 1; i < argc; ++i)
-    std::cout << "the argument #" << i << " is " << argv[i] << std::endl;
-  return 0;
 }</syntaxhighlight>