& and * have the important difference that the latter can easily be null. It's helpful to keep them distinct, and some might say "use a reference when you can, a pointer when you must". There's also const T * const that's worth mentioning.
There's also && (C++11 rvalue reference) and ** (pointer to a pointer), but maybe you're saving those for the next article.
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&and*have the important difference that the latter can easily benull. It's helpful to keep them distinct, and some might say "use a reference when you can, a pointer when you must". There's alsoconst T * constthat's worth mentioning.There's also
&&(C++11 rvalue reference) and**(pointer to a pointer), but maybe you're saving those for the next article.