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<?php $isset = true; $array = array(); $notSetArray = array(0=>''); $string = ''; // Test Source function TestEmpty() { $array = null; $i = 0; * The Test * $t = microtime(true); while($i < 2000) { empty($array); ++$i; } echo (microtime(true) - $t); } function TestEmpty2() { $array = array(); $i = 0; * The Test * $t = microtime(true); while($i < 2000) { (! $array ); ++$i; } echo (microtime(true) - $t); } function TestEmpty3() { $array = array(); $i = 0; * The Test * $t = microtime(true); while($i < 2000) { ($array !== []); ++$i; } echo (microtime(true) - $t); } TestEmpty(); echo "\n\n"; TestEmpty2(); echo "\n\n"; TestEmpty3();
Output for 5.3.0 - 5.4.28
Parse error: syntax error, unexpected '*' in /in/cDfaD on line 13
Process exited with code 255.