Challenge of the Day 2 - Syntax error

Run Settings
LanguagePHP
Language Version
Run Command
<?php $foo = 1.1; $bar = 1. 1; echo '$foo: '; var_dump($foo); echo '$bar: '; var_dump($bar); echo '$foo==$bar: '; var_dump($foo == $bar);
Editor Settings
Theme
Key bindings
Full width
Lines