Test: include vs. include_once
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The test labeled "include" was the faster by 0.0439 seconds, (4.209% faster)
The include test took 0.9999 seconds.
The include_once test took 1.0439 seconds.
Nitty-Gritty
Each test case ran 20 random code order iterations consisting of 273,556 loops for a total of 5,471,120 runs.
- Line execution difference (0.000008) milliseconds.
- Avg difference (2.197) milliseconds per 273,556 loops.
- Total difference 43.94 milliseconds for 5,471,120 loops
The iteration variablity for Code 1 was (2.2139) milliseconds and Code 2 was (4.1989) 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');