Test: is_int vs. Casting

Cast vs is_int

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Result: Discarded

The test labeled "Casting" was the faster by 0.0493 seconds, (7.358% faster)

Casting 100%

is_int 92.642%

The Casting test took 0.6203 seconds.
The is_int test took 0.6695 seconds.

Nitty-Gritty

Each test case ran 20 random code order iterations consisting of 151,679 loops for a total of 3,033,580 runs.

Line execution difference (0.000016) milliseconds.
Avg difference (2.463) milliseconds per 151,679 loops.
Total difference 49.26 milliseconds for 3,033,580 loops

The iteration variablity for Code 1 was (6.2369) milliseconds and Code 2 was (4.2922) 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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