Fatal error
: Uncaught Error: Undefined constant "php" in /homepages/3/d539275324/htdocs/C-net/_sd/Jean/Sciences/rr/rr_01.php:10 Stack trace: #0 {main} thrown in
/homepages/3/d539275324/htdocs/C-net/_sd/Jean/Sciences/rr/rr_01.php
on line
10