Available on neko, php
This class gives you access to many base functionalities of system platforms. Looks in [sys] sub packages for more system APIs.
Available on neko
Returns the path to the current executable that we are running.
Returns the value of the given environment variable.
Print any value on the standard output.
Print any value on the standard output, followed by a newline
Returns the process standard output on which you can write.
Gives the most precise timestamp value (in seconds).