PHP Benchmarks

Performance comparison of PHP code alternatives.

Test: urlencode vs. urldecode

What is faster, encoding or decoding a URL?

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Historical Results

Based on (1) saved test runs, The test labeled "urldecode()" was (on average) the faster by 0.0154 seconds, (2.622% faster)

urldecode() 100%
urlencode() 97.378%

The urldecode() test took 0.5716 seconds.
The urlencode() test took 0.587 seconds.


Each test case ran 20 random code order iterations consisting of 131,761 loops for a total of 2,635,220 runs.

  • Line execution difference (0.000006) milliseconds.
  • Avg difference (0.000) milliseconds per 131,761 loops.
  • Total difference 15.39 milliseconds for 2,635,220 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, "urlencode()", was:

$GLOBALS['dummy2'] = urlencode($GLOBALS['dummy']);

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

$GLOBALS['dummy2'] = urldecode($GLOBALS['dummy']);

Running: Linux (x86_64:1 GB) PHP (