Test: ignoring notices vs. not

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Result: Discarded

The test labeled "notices" was the faster by 0.0627 seconds, (5.353% faster)

notices 100%

clean code 94.647%

The notices test took 1.1084 seconds.
The clean code test took 1.1711 seconds.

Nitty-Gritty

Each test case ran 20 random code order iterations consisting of 275,081 loops for a total of 5,501,620 runs.

Line execution difference (0.000011) milliseconds.
Avg difference (3.135) milliseconds per 275,081 loops.
Total difference 62.69 milliseconds for 5,501,620 loops

The iteration variablity for Code 1 was (7.1603) milliseconds and Code 2 was (6.1540) milliseconds. The lower and the closer together there values are the more accurate the results are.

Code

The first test, "notices", was:

for ($i = 0; $i < 100; $i++)
	@$GLOBALS[dummy]++;

The second test, "clean code", was:

for ($i = 0; $i < 100; $i++)
	$GLOBALS['dummy']++;

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