Category: Pointer

19
May
2017

Char Pointer Practical Example Using String Input and String/Char Variable Passing

code: #include<stdio.h> void toggleChar(char *sptr){ int i; for(i=0;*(sptr+i)!=’\0′;i++) { if(*(sptr+i)>=’a’ && *(sptr+i)<=’z’) *(sptr+i)=*(sptr+i)-32; else if(*(sptr+i)>=’A’&& sptr[i]<=’Z’) *(sptr+i)=*(sptr+i)+32;…

19
May
2017

Send Array to Function Using Pointer

code: #include<stdio.h> void printArray(int *p_array,int n) { int i; printf(“Content of the array: “); for(i=0; i<n; i++)…

19
May
2017

Relationship Between 1D array and pointer

code: #include<stdio.h> int main() { int i; int x[]= {10,20,30,40,50}; printf(“%p %p\n”,x+1,&x[1]); //base address is always pointing…

19
May
2017

Return More Than one Value in a Function

In function we can’t retun more than one value with return keyword. In this case we need pointer…

19
May
2017

How and When to use Pointer in C programming

here in this code the swap function will not return the value as swapped but it’s working…

19
May
2017

Char Pointer and Int Pointer

code: #include<stdio.h> int main() { int x=300; char *k; int *p; k=(char*)&x; //here it is 1 byte…