PHP Benchmarks

Performance comparison of PHP code alternatives.

Test: file vs. file_get_contents (str)

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Historical Results

Based on (1) saved test runs, The test labeled "file()" was (on average) the faster by 0.0156 seconds, (2.054% faster)

file() 100%
file_get_contents() 97.946%

The file() test took 0.7459 seconds.
The file_get_contents() test took 0.7615 seconds.


Each test case ran 20 random code order iterations consisting of 163,488 loops for a total of 3,269,760 runs.

  • Line execution difference (0.000005) milliseconds.
  • Avg difference (0.000) milliseconds per 163,488 loops.
  • Total difference 15.65 milliseconds for 3,269,760 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.


The first test, "file()", was:

implode('', file('supplement/'));

The second test, "file_get_contents()", was:


Running: Linux (x86_64:1 GB) PHP (