Dangling Pointer

int *p = new int; // request memory
*p = 5; // store value

delete p; // free up the memory
// now p is a dangling pointer

p = new int; // reuse for a new address

Similar codes

0 vote154 views1 answer
C++ nerds
C++
0 vote148 views1 answer
Array must be initialized with a brace-enclosed initializer
C++
0 vote124 views1 answer
C++ Greatest common divisor
C++
0 vote147 views1 answer
Find with hash set
C++
20 votes145 views4 answers
Cin getline
C++
0 vote161 views1 answer
Fill 2-dimensional array with value
C++
0 vote142 views1 answer
Request for member ‘push_back’ in ‘matrix’, which is of non-class type ‘std::vector<int>()’
C++
0 vote143 views1 answer
How many months have 31 days
C++
0 vote135 views1 answer
Qt file explorer
C++
0 vote160 views1 answer
Void setup() { // put your setup code here, to run once:in m}void loop() { // put your main code here, to run repeatedly:}
C++