How to set up a local PHP virtual environment to make PHP run faster

How to set the local PHP virtual environment, let PHP run faster?
How to set the local PHP virtual environment, let PHP run faster?
I have a php file that takes more than 10 seconds to run and waits a long time. How to set PHP virtual environment parameters, let PHP run faster, where to set?
I'm using a phpnow.

------Solution--------------------
There are many reasons for this problem.
You can try to increase the memory allocation, if there is a condition, suggest switching to lamp or LNMP
The second consideration is to use Zend Optimizer. Memcached can also be considered, but the local sense is not very big
And then ... You can consider changing the CPU and memory

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