C 数组输出错误
我已经运行了几个小时了,但仍然得到了错误的输出,似乎无法找到原因。似乎所有的东西都应该工作,但是我第一次实现它时总是得到一个奇怪的字符,而且标记没有按照它们应该的方式移动。这只是练习代码,将用汇编语言实现C 数组输出错误,c,arrays,output,C,Arrays,Output,我已经运行了几个小时了,但仍然得到了错误的输出,似乎无法找到原因。似乎所有的东西都应该工作,但是我第一次实现它时总是得到一个奇怪的字符,而且标记没有按照它们应该的方式移动。这只是练习代码,将用汇编语言实现 char get_line(void){ //Char array, buf space 80, int array, hold the numerical value, char arr[80]; int int_arr[80]; char arr_print[80]
char get_line(void){
//Char array, buf space 80, int array, hold the numerical value,
char arr[80];
int int_arr[80];
char arr_print[80];
//Two points to compare whether the value in the given array changed.
int compare;
int compare_2;
//Array points, indexes and size counter.
int count = -1;
int i = 0;
int j = 0;
int k;
gets(arr);//Unsafe version of code, but for this implementation negligible.
while( (arr[i] != NULL) && (i < 80) && arr[i] != '\n'){
//Runs through and sets the value based on specs, #'s =1, alpha =2, ...
//For the comparison with the below code.
if(isalpha(arr[i])){
int_arr[i] = 2;// printf("%c: 2", arr[i]);
compare = 2;
}else if(isdigit(arr[i])){
int_arr[i] = 1;// printf("%d: 1", arr[i]);
compare = 1;
}else if(arr[i] == '$'){
int_arr[i] = 5;// printf("%c: 5", arr[i]);
compare = 5;
}else if(arr[i] == '#'){
int_arr[i] = 6;// printf("%c: 6", arr[i]);
compare = 6;
}else if(arr[i] == '(' || arr[i] == ')' || arr[i] == ',' ||
arr[i] == '.' || arr[i] == ':'){
int_arr[i] = 4;// printf("%c: 4", arr[i]);
compare = 4;
}else if(arr[i] == '*' || arr[i] == '+' || arr[i] == '-' ||
arr[i] == '/'){
int_arr[i] = 3;//printf("%c: 3", arr[i]);
compare = 3;
}else if(isspace(arr[i]))
int_arr[i] = 5;//Ignore the spaces in this implementation.
/*
Runs the comparison point to assure that the
tokens are matched up and grouped as needed.
*/
if(compare_2 == 0 || (compare != compare_2)){
if(compare_2 != 0){
for(k=0; k<=j ;k++)
printf("%c", arr_print[k]);
j=0;
}
printf("\t\t%d \n", compare_2);
compare_2 = compare;
}else if( isspace(arr[i]) == 0 ){
arr_print[j] = arr[i];
// printf("\t\t\t\t\t%c | %d\n", arr_print[j],j);
j++;
}
i++;
count++;
}
printf("\n\n");
//Code for previous implementation in C
for(i=0; i<80 && arr[i] != NULL; i++)
printf("%c", arr[i]);
printf("\n");
for(i=0; i< count+1; i++)
printf("%d", int_arr[i]);
printf("\n");
if(i == 0 || count == -1) return '#';
return arr[count];
}
char get_行(void){
//Char数组,buf空格80,int数组,保存数值,
char-arr[80];
int_arr[80];
字符对齐打印[80];
//比较给定数组中的值是否更改的两点。
整数比较;
int比较_2;
//数组点、索引和大小计数器。
整数计数=-1;
int i=0;
int j=0;
int k;
获取(arr);//代码的不安全版本,但对于此实现可以忽略不计。
而((arr[i]!=NULL)&&(i<80)&&arr[i]!='\n'){
//运行并基于规格设置值,#s=1,alpha=2。。。
//用于与下面的代码进行比较。
if(isalpha(arr[i])){
int_arr[i]=2;//printf(“%c:2”,arr[i]);
比较=2;
}else if(isdigit(arr[i])){
int_arr[i]=1;//printf(“%d:1”,arr[i]);
比较=1;
}else if(arr[i]='$'){
int_arr[i]=5;//printf(“%c:5”,arr[i]);
比较=5;
}else if(arr[i]='#'){
int_arr[i]=6;//printf(“%c:6”,arr[i]);
比较=6;
}如果(arr[i]=='('| | arr[i]=')'| | arr[i]==','| |
| | arr[i]==':'){
int_arr[i]=4;//printf(“%c:4”,arr[i]);
比较=4;
}如果(arr[i]='*'| | arr[i]='+'| | arr[i]='-'||
arr[i]=='/'){
int_arr[i]=3;//printf(“%c:3”,arr[i]);
比较=3;
}else if(isspace(arr[i]))
int_arr[i]=5;//忽略此实现中的空格。
/*
运行比较点以确保
令牌将根据需要进行匹配和分组。
*/
如果(compare_2==0 | |(compare!=compare_2)){
如果(比较_2!=0){
对于(k=0;k我想这就是你需要的
试试这个代码
char get_line(void)
{
//Char array, buf space 80, int array, hold the numerical value,
char arr[80];
int int_arr[80];
char arr_print[80];
//Two points to compare whether the value in the given array changed.
int compare=0;
int compare_2=0;
//Array points, indexes and size counter.
int count = -1;
int i = 0;
int j = 0;
int k = 0;
int l = 0; // I add an int l for
gets(arr);//Unsafe version of code, but for this implementation negligible.
//while( (arr[i] != NULL) && (i < 80) && arr[i] != '\n'){
while( i < 80 && arr[i] != '\0')
{
//Runs through and sets the value based on specs, #'s =1, alpha =2, ...
//For the comparison with the below code.
if(isalpha(arr[i]))
{
int_arr[i] = 2;// printf("%c: 2", arr[i]);
compare = 2;
}
else if(isdigit(arr[i]))
{
int_arr[i] = 1;// printf("%d: 1", arr[i]);
compare = 1;
}
else if(arr[i] == '$')
{
int_arr[i] = 5;// printf("%c: 5", arr[i]);
compare = 5;
}
else if(arr[i] == '#')
{
int_arr[i] = 6;// printf("%c: 6", arr[i]);
compare = 6;
}
else if(arr[i] == '(' || arr[i] == ')' || arr[i] == ',' || arr[i] == '.' || arr[i] == ':')
{
int_arr[i] = 4;// printf("%c: 4", arr[i]);
compare = 4;
}
else if(arr[i] == '*' || arr[i] == '+' || arr[i] == '-' || arr[i] == '/')
{
int_arr[i] = 3;//printf("%c: 3", arr[i]);
compare = 3;
}
else if(isspace(arr[i]))
int_arr[i] = 5;//Ignore the spaces in this implementation.
/*
Runs the comparison point to assure that the
tokens are matched up and grouped as needed.
*/
if(compare_2 == 0 || (compare != compare_2))
{
if(compare_2 != 0)
{
for(k=0; k<=j ;k++)
printf("%c", arr[l+k]); // arr_print replaced by arr
j=0;
l+=k; // int l to go through array arr
}
printf("\t\t%d \n", compare_2);
compare_2 = compare;
}
else if( isspace(arr[i]) == 0 )
{
arr_print[j] = arr[i];
//printf("\t\t\t\t\t%c | %d\n", arr_print[j],j);
j++;
}
i++;
count++;
}
printf("%c", arr[count]); // Repeated code to print the last element
printf("\t\t%d \n", compare_2);
compare_2 = compare;
printf("\n\n");
//Code for previous implementation in C
for(i=0; i<80 && arr[i] != NULL; i++)
printf("%c", arr[i]);
printf("\n");
for(i=0; i< count+1; i++)
printf("%d", int_arr[i]);
printf("\n");
if(i == 0 || count == -1) return '#';
return arr[count];
}
char get_行(void)
{
//Char数组,buf空格80,int数组,保存数值,
char-arr[80];
int_arr[80];
字符对齐打印[80];
//比较给定数组中的值是否更改的两点。
int比较=0;
int比较_2=0;
//数组点、索引和大小计数器。
整数计数=-1;
int i=0;
int j=0;
int k=0;
int l=0;//我为
获取(arr);//代码的不安全版本,但对于此实现可以忽略不计。
//而((arr[i]!=NULL)&&(i<80)&&arr[i]!='\n'){
而(i<80&&arr[i]!='\0')
{
//运行并基于规格设置值,#s=1,alpha=2。。。
//用于与下面的代码进行比较。
if(isalpha(arr[i]))
{
int_arr[i]=2;//printf(“%c:2”,arr[i]);
比较=2;
}
else if(isdigit(arr[i]))
{
int_arr[i]=1;//printf(“%d:1”,arr[i]);
比较=1;
}
else if(arr[i]='$')
{
int_arr[i]=5;//printf(“%c:5”,arr[i]);
比较=5;
}
else if(arr[i]='#')
{
int_arr[i]=6;//printf(“%c:6”,arr[i]);
比较=6;
}
如果(arr[i]='('| arr[i]=')'| arr[i]=','| arr[i]='。| arr[i]=':')
{
int_arr[i]=4;//printf(“%c:4”,arr[i]);
比较=4;
}
else if(arr[i]='*'| | arr[i]='+'| | arr[i]='-'| | arr[i]='/'))
{
int_arr[i]=3;//printf(“%c:3”,arr[i]);
比较=3;
}
else if(isspace(arr[i]))
int_arr[i]=5;//忽略此实现中的空格。
/*
运行比较点以确保
令牌将根据需要进行匹配和分组。
*/
如果(比较2==0 | |(比较!=比较2))
{
如果(比较_2!=0)
{
对于(k=0;kYou可能希望从初始化compare
和compare_2
到已知值开始。至少,这将不再有未定义的行为,因此您可以专注于实际问题。while((arr[i]!=NULL)&(i<80)&&arr[i]!='\n'){
while(i<80&&arr[i]!='\0')){ <代码> >谢谢你对其中一些要点的澄清,我的头脑仍然处于C++的位置,如果未声明,这些值在0被初始化。谢谢,并且关于“\\ 0”在使用代码时由于代码中的某些东西而引起了恼人的错误,很可能是由于使用了GET……谢谢。感谢您提供的代码片段,可以根据需要工作,现在来看看如何将其作为汇编语言实现。我也看到了我在一些问题上的错误,总是简单的问题把问题搞砸了。