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 (2) saved test runs, The test labeled "urlencode()" was (on average) the faster by 0.0095 seconds, (0.956% faster)

urlencode() 100%
urldecode() 99.044%

The urlencode() test took 0.9818 seconds.
The urldecode() test took 0.9913 seconds.


Each test case ran 20 random code order iterations consisting of 268,483 loops for a total of 5,369,650 runs.

  • Line execution difference (0.000002) milliseconds.
  • Avg difference (0.000) milliseconds per 268,483 loops.
  • Total difference 9.48 milliseconds for 5,369,650 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 (