c++Öе÷ÓÃruby´úÂë
#include < ruby.h > //
static int id_sum;
int Values[] = {5, 10 ,15,-1,20,0};
static VALUE wrap_sum(VALUE args)
{
VALUE * values = (VALUE *) args;
VALUE summer = values[0];
VALUE max = values[1];
return rb_funcall(summer,id_sum,1,max);
}
static VALUE protected_sum(VALUE summer, VALUE max)
{
int error; VALUE args[2];
VALUE result;
args[0] = summer;
args[1] = max;
result = rb_protect(wrap_sum,(VALUE)args, &error);
return error ? Qnil:result;
}
int main()
{
int value;
int *next = Values;
ruby_init();
ruby_init_loadpath();
ruby_script("embedded");
rb_require("sum.rb");
VALUE summer = rb_class_new_instance(0,0,rb_const_get(rb_cObject,rb_intern("Summer")));
id_sum = rb_intern("sum");
while (value = *next++)
{
VALUE result = protected_sum(summer,INT2NUM(value));
if (NIL_P(result))
{
printf("Sum to %d doesn't compute!\n",value);
}
else
printf("Sum to %d is %d\n",value,NUM2INT(result));
}
ruby_finalize();
}
Ïà¹ØÎĵµ£º
SleekEngine
Ëæ×żÆËã»úÓ²¼þµÄ¿ìËÙ·¢Õ¹£¬10ÄêǰÒòΪËÙ¶ÈÎÊÌâ¶ø±»Ú¸²¡µÄJavaÏÖÔÚ³ÉÁ˼ÆËã»úÁ÷ÑÔÓïÑÔÖеÄÀϴ󣬵«ÊÇËüÈ´ÈÔ±»ÈÏΪ¸´ÔÓ±¿ÖØ£¬½ü¼¸ÄêÀ´¶¯Ì¬Óï
ÑÔÈ´ÓкóÀ´¸ÏÉϵÄÇ÷ÊÆ£¬ÕÆÎÕÒ»ÃŶ¯Ì¬ÓïÑÔ³ÉÁ˳ÌÐòÔ±ÐèÒª¿¼ÂǵÄÊÂÒË¡£ ½üÆÚ½Ó´¥Á˼¸ÖÖÁ÷ÐеĶ¯Ì¬ÓïÑÔPython, Ruby,
Groovy£¬ËüÃÇÏà±È¾²Ì¬ÓïÑÔJava/C++À´Ëµ£¬´óÎ ......
Ö¸ÕëÊÇc/c++ÓïÑÔµÄÌØÉ«£¬¶øÊý×éÃûÓëÖ¸ÕëÓÐÌ«¶àµÄÏàËÆ£¬ÉõÖÁºÜ¶àʱºò£¬Êý×éÃû¿ÉÒÔ×÷ΪָÕëʹÓá£ÓÚÊǺõ£¬ºÜ¶à³ÌÐòÉè¼ÆÕ߾ͱ»¸ãºýÍ¿ÁË¡£¶øÐí¶àµÄ´óѧÀÏʦ£¬ËûÃÇÔÚcÓïÑԵĽÌѧ¹ý³ÌÖÐÒ²´íÎóµÃ¸øÑ§Éú½²½â£º\"Êý×éÃû¾ÍÊÇÖ¸Õë\"¡£ºÜÐÒÔË£¬ÎҵĴóѧÀÏʦ¾ÍÊÇÆäÖÐÖ®Ò»¡£Ê±ÖÁ½ñÈÕ£¬ÎÒÈÕ¸´Ò»ÈյؽøÐÐ×Åc/c++ÏîÄ¿µÄ¿ª·¢£¬¶øÉí± ......
JavaÓëC++×î´óµÄ²»Í¬µÄ£¬JavaÍêÈ«ÊÇÃæÏò¶ÔÏóµÄ£¬ÊÇÓÉÀ๹³ÉµÄ£¬¶øC++ÊÇÓɶÔÏóÓë¹ý³Ì×é³É¡£
1¡¢Â·¾¶£º
Java°üÀ¨Ò»¸ö°üpackage,C++ûÓУ»
2¡¢ÒýÈëÀà
java import.*.*; C++ include ""';
3¡¢Ô¤¶¨Ò壬
C++°üÀ¨Ô¤¶¨Ò壬Java²»°üÀ¨
4¡¢½á¹¹
C++°üÀ¨½á¹¹£¬JavaÖ»°üÀ¨À࣬½á¹¹Ìå¿ÉÒÔת»¯ÎªÀà¡£
5¡¢ÀàÃûÓëÎļþÃû
Jav ......
ÔÚ×î½üµÄÒ»¸ö¹ØÓÚLKMLµÄÌÖÂÛÖУ¬Linus¸ø³öÁËΪʲô²»ÓÃC++À´Ð´LinuxÄں˵ÄÀíÓÉ£º
"In fact, in Linux we did try C++ once already, back in 1992. It sucks. Trust me - writing kernel code in C++ is a BLOODY STUPID IDEA.
“ÊÂʵÉÏ£¬ÎÒÃÇÔø¾³¢ÊÔ¹ýÓÃC++À´Ð´£¬ÊÇÔÚ1992ÄêµÄʱºò¡£ºÜÔã¸â¡£ÏàÐÅÎÒ--ÓÃC++À´Ð´ÄÚºË ......