c++ tour notes

cpptour.md

• 1.6 const, constexpr, consteval, constinit
  • https://www.cppstories.com/2022/const-options-cpp20/
  • https://mariusbancila.ro/blog/2019/09/10/let-there-be-constants/
• 1.7, 1.9.1 Good explanation about pointers, references and pointers vs references
  • https://www.geeksforgeeks.org/pointers-vs-references-cpp/
  • https://stackoverflow.com/questions/57483/what-are-the-differences-between-a-pointer-variable-and-a-reference-variable
  • https://www.reddit.com/r/cpp/comments/18186it/i_am_absolutely_confused_on_the_topic_of/
  • https://www3.ntu.edu.sg/home/ehchua/programming/cpp/cp4_PointerReference.html