Q&A Discussies

Why is ptr = a; shows error?
2dcmatrix
0 Stemmen
5 Antwoorden
11th Apr 2019, 4:43 PM
Unemployed Visionary.
Why we can simply write like:- ptr =a;
pointers
2 Stemmen
2 Antwoorden
12th May 2019, 3:20 AM
Aशीsh
Aशीsh - avatar
friend func param obj ptr vs obj ref
c++ooppointersreference-types
0 Stemmen
3 Antwoorden
13th Aug 2019, 11:44 AM
BinaryEden
BinaryEden - avatar
Is int* ptr a valid pointer declaration in C++
c++
0 Stemmen
6 Antwoorden
25th May 2021, 4:10 PM
Lennart Krauch
Lennart Krauch - avatar
C - Why does ptr points to first address "after" arr?
arrayscpointers
2 Stemmen
5 Antwoorden
6th Jan 2020, 12:03 PM
Paolo De Nictolis
Paolo De Nictolis - avatar
what is the difference between *ptr and int * ptr
c++pointers
1 Stem
4 Antwoorden
3rd Aug 2017, 8:56 AM
Eshaan Belani
obj ptr no needs point to previous created obj?
c++oop
1 Stem
2 Antwoorden
7th Aug 2019, 12:56 AM
BinaryEden
BinaryEden - avatar
Is memory allocated for ptr variable in the given case?
mestru
0 Stemmen
1 Antwoord
14th Sep 2020, 4:32 PM
rajshekhar y dodamani
rajshekhar y dodamani - avatar
What is the the different: 1. Ptr is an array of 12 pointers to integer. 2. Ptr is an array of 12 integer pointers?
pointers
1 Stem
1 Antwoord
11th Sep 2022, 6:04 AM
Oliver Pasaribu
Oliver Pasaribu - avatar
Pointers
c++cpppointerptr
10 Stemmen
33 Antwoorden
13th Aug 2018, 12:45 AM
Harry
Harry - avatar
[linked list] What does this line mean ptr = (struct node)malloc(size of(struct node))
cc++
0 Stemmen
1 Antwoord
3rd Nov 2016, 10:45 AM
Infinity
Infinity - avatar
int a = 320; char *ptr; ptr = (char*)&a; printf("%d", *ptr); // how the output is 64? Please explain.
cerroroutputpointers
0 Stemmen
2 Antwoorden
8th Aug 2021, 8:38 AM
NIKHIL JOSHI
NIKHIL JOSHI - avatar
Why its shows error while try to pass the value as normal interger a and b into the function update instead of passing ptr var?
pointers
0 Stemmen
1 Antwoord
25th Apr 2019, 5:46 PM
Sudha
Sudha - avatar
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