All Questions
47 questions
-1
votes
1
answer
97
views
what is the use of getchar() in following program [duplicate]
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#define NUM_DAYS_IN_WEEK 7
typedef struct
{
char *acDayName;
int iDate;
...
- 1
0
votes
1
answer
54
views
Problem with reading/writing on the terminal line
I am trying to write a function that reads an input from the terminal using getchar() and stores it in a string and then display it in 2 different formats.
The read line should be stored in the ...
- 1
0
votes
2
answers
52
views
Why is it not printing the string?
I'm trying to use getchar() to read each character from the standard input
and arrange it through out the array, and finally printing it. The thing is, it isn't printing the array.
I've tried to use a ...
- 1
0
votes
1
answer
287
views
Can you read in a variable length string from standard input using getchar()
I was just experimenting and wondered why my attempt did not work (the program crashes).
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char **argv)
{
char *list;
...
- 121
0
votes
4
answers
263
views
Problem reading two strings with getchar() and then printing those strings in C
This is my code for two functions in C:
// Begin
void readTrain(Train_t *train){
printf("Name des Zugs:");
char name[STR];
getlinee(name, STR);
strcpy(train->name, name);
...
- 23
-2
votes
1
answer
747
views
remove extra characters from a string line in c
I had an assignment to write a program that takes 2 arguments as string by getchar and saves in variables. The 2nd string defines the length of the 1st string, which means that if the first string has ...
- 31
-2
votes
1
answer
41
views
storing each word in a 2d string C
i want to store each word in a 2d string. The code i wrote is working with no errors the only issue is when there are two spaces or more, it stores the space as a word. If anyone knows how can i fix ...
- 17
1
vote
0
answers
205
views
Reading string from a file by using getchar
Trying to create a C program that can execute bash commands, and I'm trying to do this by reading commands from a text file. The problem I'm having is getchar is perfect for reading single characters ...
- 73
1
vote
2
answers
224
views
How do I take a variable sized string as input using only getchar without asking user for string size before?
I need to collect user input with only getchar() and malloc() to store it in a string (of which the size is unknown). I've done it before but forgot how I got it right and now I'm having a problem ...
- 223
0
votes
1
answer
2k
views
Program adds random characters to string in C
I am in the process of learning C, and I stumbled upon a bug, and I can't seem to get my head around it.
This code is supposed to accept multiple lines of text (followed by an Enter), compare the ...
- 31
-1
votes
1
answer
72
views
scanf and getchar together to read string
I have this code:
Hotel new_h = (Hotel*)malloc(sizeof(Hotel));
printf("\nInsert name -> ");
scanf("%[^\n]s", new_h->name);
getchar();
First of all, how it works %[^\n]s
Why there isn't just %s ...
- 57
-2
votes
1
answer
592
views
Reading strings into 2 dimensional array in C
I want to read a number of strings from a text file (standard input) to a 2 dimensional array using getchar(). please ignore the magic number in the code.
#include <stdio.h>
#include <stdlib....
- 1
0
votes
1
answer
127
views
getchar() loop doesn't end from no reason
I have this code snippet:
char key[32];
for (int i = 0; i < 32; i++)
{
key[i] = getchar();
}
which obviously is supposed to take in 32 characters and then stop.
The problem is that it doesn't ...
- 125
-3
votes
1
answer
2k
views
How to use getchar() with string?
I try to get a text attached to the array but this does not seem to work when I try to use printf after. It does print a blank space.
char text[10][30]; // 10 is text count and 30 text length
...
- 35
1
vote
1
answer
341
views
Why getchar() doesn't work but getchar_unlocked() do outside main function while reading string character wise?
Here in read() function when I use getchar() it reads only one character. It breaks the loop even if the condition in while() is true but getchar_unlocked() reads characters until given condition ...