Warning: Division by zero in /var/customers/webs/stc/benchmark/index.php on line 256 Test: array_merge vs. + (string keys)

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Test: array_merge() vs. + (string keys)

Semantically, array_merge() and + are identical when the arrays contain string keys.

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Result

Unfortunately, no history for this test is available.

Code

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

$array = array_merge($GLOBALS['dummy1'], $GLOBALS['dummy2'], $GLOBALS['dummy3']);

The second test, "add operator", was:

$array = $GLOBALS['dummy1'] + $GLOBALS['dummy2'] + $GLOBALS['dummy3'];

Running: Linux (x86_64:1 GB) PHP (7.2.34-18+ubuntu16.04.1+deb.sury.org+1)