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static C C++ÓïÒå

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C
local static object
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file static oject£¬static function
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local static object
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static class member
 classÄÚΨһµÄÒ»·Ý(¼´¸ú¶ÔÏóÎÞ¹Ø)£¬¿É¹²ÏíµÄ£¬member
const static class member
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static class functions
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#pragma once
#include <string>
using namespace std;
class MyClass1
{
public:
MyClass1(void);
......

static C C++ÓïÒå

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C
local static object
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file static oject£¬static function
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Ö±½Ó¶¨ÒåÔÚÎļþÖеıäÁ¿(ÎÞÂÛÊÇ·ñ¼Óstatic)£¬¾ßÓÐfile scope£¬¼´static scope£¬ÄÚ´æÒ»Ö±µ½³ÌÐò½áÊø²ÅÊÍ·Å
local static object
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static class member
 classÄÚΨһµÄÒ»·Ý(¼´¸ú¶ÔÏóÎÞ¹Ø)£¬¿É¹²ÏíµÄ£¬member
const static class member
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static class functions
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#pragma once
#include <string>
using namespace std;
class MyClass1
{
public:
MyClass1(void);
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/*µÚÒ»Ìâ*/
p=(float*)malloc(sizeof(float[M]));
/*µÚ¶þÌâ*/
p=(float*)malloc(sizeof(int[M][N]));
½á¹û˵ÎÒµÚ¶þÌâ´íÁË,ÎÒ»¹²»Ã÷°×´íÄÄÁË,ÎÒÓÖÎÊд³ÉM*N¶Ô²»,½á¹û»¹ÊÇ˵²»¶Ô.¸Õ²éÁËÒ»ÏÂ,¶þάÊý×éÓ¦¸Ã·Ö±ðµÚһάºÍµÚ¶þά·ÖÅä¿Õ¼ä,¶øÎÒÒ»´Î¾Í·ÖÅäÁË,ËùÒÔ´íÔÚÕâÀïÁË,ÕýÈ·µÄÓ¦¸ÃÕâÑù:
int i;
int **p;
p=(int*)malloc(sizeof(int)*M);/*¸øÐзÖÅä¿Õ¼ä*/
for(i=0;i<M;i++)
{
     p[i]=(int*)malloc(sizeof(int)*N);/*¸øÁзÖÅä¿Õ¼ä*/
}
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/*µÚÒ»Ìâ*/
p=(float*)malloc(sizeof(float[M]));
/*µÚ¶þÌâ*/
p=(float*)malloc(sizeof(int[M][N]));
½á¹û˵ÎÒµÚ¶þÌâ´íÁË,ÎÒ»¹²»Ã÷°×´íÄÄÁË,ÎÒÓÖÎÊд³ÉM*N¶Ô²»,½á¹û»¹ÊÇ˵²»¶Ô.¸Õ²éÁËÒ»ÏÂ,¶þάÊý×éÓ¦¸Ã·Ö±ðµÚһάºÍµÚ¶þά·ÖÅä¿Õ¼ä,¶øÎÒÒ»´Î¾Í·ÖÅäÁË,ËùÒÔ´íÔÚÕâÀïÁË,ÕýÈ·µÄÓ¦¸ÃÕâÑù:
int i;
int **p;
p=(int*)malloc(sizeof(int)*M);/*¸øÐзÖÅä¿Õ¼ä*/
for(i=0;i<M;i++)
{
     p[i]=(int*)malloc(sizeof(int)*N);/*¸øÁзÖÅä¿Õ¼ä*/
}
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¿çƽ̨ C URL ±à½âÂë


char dec2hexChar(short int n) {
 if ( 0 <= n && n <= 9 ) {
  return char( short('0') + n );
 } else if ( 10 <= n && n <= 15 ) {
  return char( short('A') + n - 10 );
 } else {
  return char(0);
 }
}
short int hexChar2dec(char c) {
 if ( '0'<=c && c<='9' ) {
  return short(c-'0');
 } else if ( 'a'<=c && c<='f' ) {
  return ( short(c-'a') + 10 );
 } else if ( 'A'<=c && c<='F' ) {
  return ( short(c-'A') + 10 );
 } else {
  return -1;
 }
}
string escapeURL(const string &URL)
{
 string result = "";
 for ( unsigned int i=0; i<URL.size(); i++ ) {
  char c = URL[i];
  if (
   ( '0'<=c && c<='9' ) ||
   ( 'a'<=c && c<='z' ) ||
   ( 'A'<=c && c<='Z' ) ||
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#include  <iostream>
using namespace std;
class Clock
{
int hour, minute, second;
public:
   Clock(int h, int m, int s) //¹¹Ô캯Êý¶¨Òå £¬ÎÞ·µ»ØÖµÀàÐÍ
   {     
if(s<0) second=0;
       if (s>=60) second =s%60;
   else second=s;
       if(m<0) minute=0;
       if (m>=60) minute =m%60;
    else minute=m;
    if(h<0) hour=0;
       if (h>=24) hour=h%24;
  else hour=h;
}
void print(){ cout<<hour<<”:”<<minute<<”:”<<second<<endl; }
};
void main()
{
    Clock  aClock(100,100,200);
        //´´½¨Ò»¸öClockÀàµÄ¶ÔÏóaClock
    aClock.print();  //Àà³ÉÔ±º¯Êýµ÷ÓÃ
}  
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C\C++²ËÄñÎÊÌ⼯1

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#include  <iostream>
using namespace std;
class Clock
{
int hour, minute, second;
public:
   Clock(int h, int m, int s) //¹¹Ô캯Êý¶¨Òå £¬ÎÞ·µ»ØÖµÀàÐÍ
   {     
if(s<0) second=0;
       if (s>=60) second =s%60;
   else second=s;
       if(m<0) minute=0;
       if (m>=60) minute =m%60;
    else minute=m;
    if(h<0) hour=0;
       if (h>=24) hour=h%24;
  else hour=h;
}
void print(){ cout<<hour<<”:”<<minute<<”:”<<second<<endl; }
};
void main()
{
    Clock  aClock(100,100,200);
        //´´½¨Ò»¸öClockÀàµÄ¶ÔÏóaClock
    aClock.print();  //Àà³ÉÔ±º¯Êýµ÷ÓÃ
}  
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Õ⼸ÌìÓÉÓÚÒª¶ÁÈ¡½Ï´óµÄÎı¾Îļþ£¬ËùÒԾͱȽÏÁËÒ»ÏÂÁ½ÕßÖ®¼äµÄЧÂÊÎÊÌâ¡£ ËùÒª¶ÁÈ¡µÄÎı¾Îļþ½á¹¹ÎªÃ¿ÐÐÓÉ5¸öÊý×é³É£¬int int int float int£¬²âÊÔµÄÎļþÓÐ33WÐУ¬´óСΪ9M¡£ÏÖÔÚÒª½«Æä¶Áµ½Ò»¸öcube½á¹¹ÌåÀïÃæÈ¥£¬½á¹¹ÌåÓÐ5¸ö³ÉÔ±±äÁ¿ÓëÖ®¶ÔÓ¦¡£ Á½ÖÖ²Ù×÷µÄ´úÂëÈçÏ start = clock();
    while(1)
    {
        fscanf(fp,"%d %d %d %f %d",&tmpcube.x,&tmpcube.y,&tmpcube.z,&tmpcube.temp,&tmpcube.type);
        cubes.push_back(tmpcube);
        if (tmpcube.type == -1)
            break;
    }
    end = clock(); start = clock();
    while(1)
    {
        fp>>tmpcube.x>>tmpcube.y>>tmpcube.z>>tmpcube.temp>>tmpcube.type;    &# ......
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