JavaScript Variables
<!DOCTYPE html> <html> <body> <h2>A const cannot be reassigned</h2> <script> const birthYear = 1990; // birthYear = 1991; // TypeError: assignment to constant variable console.log(birthYear); // 1990 </script> </body> </html>
<!DOCTYPE html> <html> <body> <h2>A const cannot be reassigned</h2> <script> const birthYear = 1990; // birthYear = 1991; // TypeError: assignment to constant variable console.log(birthYear); // 1990 </script> </body> </html>