Works fine in PHP as well:

  php > $ಠ_ಠ = 1;
  php > echo $ಠ_ಠ;
  1

  php > $π = pi();
  php > echo $π;
  3.1415926535897931159979634685442

  php > function ಠ_ಠ() { echo 1; }
  php > ಠ_ಠ();
  1