Interview Questions Online Quiz Tests Blog Contact UsInterviews Computer Programming C++ Programming C++ Programming Question:What is a dangling pointer in C++?C++ Programming Interview Question Answer:A dangling pointer arises when you use the address of an object afterits lifetime is over. This may...
To assist self-study of C programming through code reading, we have studied the value trace problem (VTP). In a VTP instance, a source code and a set of questions are given to students. Each question asks the actual value of an important variable or an output message in the code. The...
In C language, function return type isthe value returned before a function completes its execution and exits. What is #include in C? Description. In the C Programming Language, the #includedirective tells the preprocessor to insert the contents of another file into the source code at the point...
In C programming language, the concept of pointers is the most powerful concept that makes C stand apart from other programming languages. In the part-I of this series we discussed thefundamental concepts around C pointers. In this article, we will try to develop understanding of some of the ...
26 related questions found What is a constant pointer? Constant Pointers A constant pointer isa pointer that cannot change the address its holding. In other words, we can say that once a constant pointer points to a variable then it cannot point to any other variable. A constant pointer is ...
Pointers in C has always been a complex concept to understand for newbies. In this article, we will explain the difference between constant pointer, pointer to constant and constant pointer to constant. This article is part of the ongoing series on C poi
0 - This is a modal window. No compatible source was found for this media. mainaptrpptraptra/* take the address of ptr using address of operator & */pptr=&ptr/* take the value using pptr */fmt.Printf("Value of a = %d\n",a)fmt.Printf("Value available at *ptr = %d\n",*ptr...
C Programming Language: Function Pointer Array Study Homework 1: Function Pointer Array Study 1. Difference Between Pointer Function and Function Pointer Pointer function: Now we already know how pointers work in C and C plus plus. For example: Here we ...详解C 指针( Pointer)( 指针在函数中...
6、Several Questions about Pointer in C + + ProgrammingC++程序设计中与指针相关的若干问题 7、If they hit hard enough to move a pointer to the right spot on the dial, they won a prize.如果击打力量足以使指示器移至拨盘上的指定位置,更可获得激赏。 8、LPSTR A 32-bit pointer to a character...
When not to use object oriented programming? How do you access elements (names) in struct: std::vectorstruct names;passed as parameter in a void function. Consider the following C-like program: int fun(int *i) { *i +=5; return 4; } void main() { int x = 3; x...