C语言删除代码注释

#include

#include

#include

#include

void delate(char s[])

//删除该语句的所有注释

{

int r = strlen(s);

int flag = 0;

char b[256] = {0};

for(int t = 0; t < r; t++) //判断注释部分

{

if(s[t] == '/' &&flag != 1)

{

flag = 1;

}

if(s[t] == '/' && flag == 1)

{

s[t-1] = '\0';

for(;t < r; t++)

{

s[t] = '\0';

}

}

if(s[t] == '*' && flag == 1)

{

int sign = 0;

s[t-1] = '\0';

sign = t;

t = t+1;

for(;t < r; t++)

{

if(s[t] == '*')

{

if(s[t+1] == '/')

{

for(; sign < t+2; sign++)

{

s[sign] = '\0';

}

t = t+1;

}

}

}

}

}

}

intmain()

{

part1:

//设置节点

printf(">>合法C语言加行号并删除注释<<\n");

char s[256] = {0};

int n = 0,p=1;

FILE *sp1,*sp2,*sp3;

sp1 = fopen("灵犀点歌.txt","r");

if(sp1 == NULL)

{

printf("文件不存在\\重新开始？\n选择");

system("pause");

scanf("%d",&p);

if(p == 1)

goto part1;

if(p == 0)

return 0;

}

sp2 = fopen("灵犀点歌1.txt","w");

while(fgets(s,256,sp1) != NULL) //输出代码

{

n++;

delate(s);

fprintf(sp2,"%d %s\n",n,s);

}

fclose(sp1);

fclose(sp2);

sp3=fopen("灵犀点歌.txt","w");

sp2=fopen("灵犀点歌1.txt","r");

while(fgets(s,256,sp2) != NULL) //输出代码

{

fprintf(sp3,"%s",s);

}

remove("灵犀点歌1.txt");

fclose(sp2); fclose(sp3);

return 0; }