How to iterate through a string array in C language?
In C language, loops can be used to iterate over string arrays. Below are two common methods of iteration.
- Use a for loop:
#include <stdio.h>
int main() {
char strArray[3][10] = {"Hello", "World", "C"};
int i, j;
for (i = 0; i < 3; i++) {
for (j = 0; strArray[i][j] != '\0'; j++) {
printf("%c", strArray[i][j]);
}
printf("\n");
}
return 0;
}
Output:
Hello
World
C
- Using a pointer:
#include <stdio.h>
int main() {
char strArray[3][10] = {"Hello", "World", "C"};
char *p;
for (p = strArray[0]; *p != '\0'; p++) {
printf("%c", *p);
}
printf("\n");
for (p = strArray[1]; *p != '\0'; p++) {
printf("%c", *p);
}
printf("\n");
for (p = strArray[2]; *p != '\0'; p++) {
printf("%c", *p);
}
printf("\n");
return 0;
}
Output:
Hello
World
C
The choice of which method to use for traversing a string array depends on specific requirements.