Test: is_int vs. Casting

Cast vs is_int

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Result: Discarded

The test labeled "Casting" was the faster by 0.0767 seconds, (8.057% faster)

Casting 100%

is_int 91.943%

The Casting test took 0.8749 seconds.
The is_int test took 0.9515 seconds.

Nitty-Gritty

Each test case ran 20 random code order iterations consisting of 235,139 loops for a total of 4,702,780 runs.

Line execution difference (0.000016) milliseconds.
Avg difference (3.833) milliseconds per 235,139 loops.
Total difference 76.66 milliseconds for 4,702,780 loops

The iteration variablity for Code 1 was (6.9733) milliseconds and Code 2 was (1.7562) milliseconds. The lower and the closer together there values are the more accurate the results are.

Code

The first test, "is_int", was:

$a = is_int($GLOBALS['test']);

The second test, "Casting", was:

$a = (int) $GLOBALS['test'] === $GLOBALS['test'];

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