exprtk_pyramid.cpp File Reference

#include <cstdio>
#include <string>
#include "exprtk.hpp"

Include dependency graph for exprtk_pyramid.cpp:

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Functions
template<typename T >
void	pyramid ()
int	main ()

Function Documentation

main()

int main

(

)

Definition at line 66 of file exprtk_pyramid.cpp.

{
   pyramid<double>();
   return 0;
}

pyramid()

template<typename T >

void pyramid

(

)

Definition at line 27 of file exprtk_pyramid.cpp.

{
   typedef exprtk::symbol_table<T> symbol_table_t;
   typedef exprtk::expression<T>   expression_t;
   typedef exprtk::parser<T>       parser_t;
 
   exprtk::rtl::io::package<T> io_package;
 
   symbol_table_t symbol_table;
 
   symbol_table.add_package(io_package);
 
   const std::string pyramid_program =
      " const var n := 30;                           "
      "                                              "
      " for (var i := 0; i < n; i += 1)              "
      " {                                            "
      "    for (var j := 0; j < n - i - 1; j += 1)   "
      "    {                                         "
      "       print(' ');                            "
      "    };                                        "
      "                                              "
      "    for (var j := 0; j < 2 * i + 1; j += 1)   "
      "    {                                         "
      "       print('*');                            "
      "    };                                        "
      "                                              "
      "    println();                                "
      " }                                            ";
 
   expression_t expression;
   expression.register_symbol_table(symbol_table);
 
   parser_t parser;
   parser.compile(pyramid_program,expression);
 
   expression.value();
}