to; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); float: none;"> specifier declares that it is possible to evaluate the value of the function or variable at compile time. Such variables and functions can then be used where only compile time </span><a title="cpp/language/constant expression" style="text-decoration: none; color: rgb(11, 0, 128); background-image: none; font-family: 'DejaVu Sans', arial, sans-serif; font-size: 13px; font-style: normal; font-variant: