Warning: Division by zero in /var/customers/webs/stc/benchmark/index.php on line 256 Test: stripos vs. strtolower(substr)

PHP Benchmarks

Performance comparison of PHP code alternatives.

Test: stripos() vs. strtolower(substr())

Case insensitive search a string for a set of characters.

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Unfortunately, no history for this test is available.


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

for ($j = 0; $j < 100; $j++)
	$GLOBALS['dummy2'] = stripos($GLOBALS['dummy'], 'xyz') != '';

The second test, "strtolower(substr())", was:

for ($j = 0; $j < 100; $j++)
	$GLOBALS['dummy2'] = strtolower(substr($GLOBALS['dummy'], 24, 4) == 'xyz');

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