PHP Benchmarks

Performance comparison of PHP code alternatives.

Test: include vs. include_once

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Historical Results

Based on (2) saved test runs, The test labeled "include" was (on average) the faster by 0.0078 seconds, (1.462% faster)

include 100%
include_once 98.538%

The include test took 0.5249 seconds.
The include_once test took 0.5326 seconds.

Nitty-Gritty

Each test case ran 20 random code order iterations consisting of 147,913 loops for a total of 2,958,260 runs.

  • Line execution difference (0.000003) milliseconds.
  • Avg difference (0.000) milliseconds per 147,913 loops.
  • Total difference 7.79 milliseconds for 2,958,260 loops

The iteration variablity for Code 1 was (0.0000) milliseconds and Code 2 was (0.0000) milliseconds. The lower and the closer together there values are the more accurate the results are.

Code

The first test, "include", was:

clearstatcache();
include('supplement/dummy.inc');

The second test, "include_once", was:

clearstatcache();
include_once('supplement/dummy.inc');

Running: Linux (x86_64:1 GB) PHP (7.2.22-1+ubuntu16.04.1+deb.sury.org+1)