好吧,我在这里有一段代码,它完美地生成了一个用户名、密码和分数的数据库,只是分数彼此不一致。这显然是由于字符串长度函数的问题,我试图创建临时变量来存储值,而其他一些垃圾移动似乎只会让情况变得更糟。
#include <stdio.h>
#include <conio.h>
#include <stdlib.h>
void addscores(void);
void intmount(void);
FILE *faa;
FILE *fab;
FILE *fac;
FILE *fu;
FILE *fp;
FILE *fs;
int temp;
int i3=0;
int DataCount=1;
int total=0;
struct store3
{
int def3;
}stock3[128];
int main()
{
faa=fopen("Test 01 Scores.txt","r");
fab=fopen("Test 02 Scores.txt","r");
fac=fopen("Test 03 Scores.txt","r");
struct store
{
char def[128];
}stock[128];
struct store2
{
char def2[128];
}stock2[128];
//int DataCount=1;
int i=0;
int i2=0;
int tick;
fu=fopen("Student Usernames.txt","r");
fscanf(fu,"%127[^n]%*c", stock[DataCount].def);
for(i=0; stock[DataCount].def[i]!=' '; ++i);
fp=fopen("Student Passwords.txt","r");
fscanf(fp,"%127[^n]%*c", stock2[DataCount].def2);
for(i2=0; stock2[DataCount].def2[i2]!=' '; ++i2);
addscores();
//intmount();
printf("|Username");
printf(" |");
printf("Password");
printf(" |");
printf("Total Score |");
printf("n+----------------+----------------+----------------+n");
do
{
printf("|%s", stock[DataCount].def);
i=16-i;
for(tick=0; tick<i;tick++)
{
printf(" ");
}
printf("|%s", stock2[DataCount].def2);
i2=16-i2;
for(tick=0; tick<i2;tick++)
{
printf(" ");
}
printf("|");
i3=16-i3;
for(tick=0; tick<i3;tick++)
{
printf(" ");
}
printf("%d|n",total);
DataCount=DataCount+1;
fscanf(fu,"%127[^n]%*c", stock[DataCount].def);
for(i=0; stock[DataCount].def[i]!=' '; ++i);
fscanf(fp,"%127[^n]%*c", stock2[DataCount].def2);
for(i2=0; stock2[DataCount].def2[i2]!=' '; ++i2);
addscores(); //fscanf for scores
//intmount(); //char count for scores
}
while(!feof(fu));
printf("|%s", stock[DataCount].def);
i=16-i;
for(tick=0; tick<i;tick++)
{
printf(" ");
}
printf("|%s", stock2[DataCount].def2);
i2=16-i2;
for(tick=0; tick<i2;tick++)
{
printf(" ");
}
// intmount();
printf("|");
i3=16-i3;
for(tick=0; tick<i3;tick++)
{
printf(" ");
}
printf("%d|n",total);
DataCount=DataCount+1;
fscanf(fu,"%127[^n]%*c", stock[DataCount].def);
for(i=0; stock[DataCount].def[i]!=' '; ++i);
fscanf(fp,"%127[^n]%*c", stock2[DataCount].def2);
for(i2=0; stock2[DataCount].def2[i2]!=' '; ++i2);
addscores();
//intmount();
fclose(faa);
fclose(fab);
fclose(fac);
fclose(fu);
fclose(fp);
fclose(fs);
getch();
}
void addscores(void)
{
total=0;
fscanf(faa,"%d", &stock3[DataCount].def3);
total=total+stock3[DataCount].def3;
fscanf(fab,"%d", &stock3[DataCount].def3);
total=total+stock3[DataCount].def3;
fscanf(fac,"%d", &stock3[DataCount].def3);
total=total+stock3[DataCount].def3;
}
void intmount(void)
{
for (i3 = 0; total!=0; i3++, total/=10){}
printf(" Number of digits: %dn",i3);
}
文件包括:
Pig
Sheep
Beef
Cat
Wolf
Pork
Wool
Beef
Fish
Bone
1
2
3
4
5
(for all 3 scores)
在人们开始写我的文件、格式或布局之前,我知道可能有一些错误,但我现在还不担心,我只需要修复空间,然后我会编辑我完善的程序,使其看起来好看。
您的循环结构一团糟,您在循环之前从循环内部复制了一整堆代码。在循环中只做一次,不要使用while(!feof)
,这几乎总是一个错误。相反,检查fscanf
调用是否成功,如果失败则中断。
如果将for(i2
行替换为对strlen
的调用,并且在需要时才执行,那么代码的可读性会大大提高。我不明白i3
的意思。
关于您的空间,您应该使用printf
对齐选项,例如
printf("%16s", foo); // right-justified, print at least 16 chars
printf("%-16s", foo); // left-justified, print at least 16 chars
printf("%16.16s", foo); // right-justified, print exactly 16 chars
printf("%-16.16s", foo); // you can guess this one
您也可以在这些调用中使用""
而不是变量名。
如果你仍然有问题,那么发布你得到的实际输出,并解释它与你想要看到的不同。