Difference between += and =+ in C++

Question

While programming in C++, I often confuse both \"+=\" and \"=+\", the former being the operator I actually mean. Visual Studio seems to accept both, yet they behave differen

Answer 1

if you see = the first , it means you re-declare your variable value , but if you face + the first it means that you order the compiler to increment the value of the variable , keep it in you mind

int x=20 ;
x=+10 ;
cout<< x <