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<?php //$var = 'A'; //$var = ''; //$var = null; $var = 0; $f1 = function($var) { if (! isset($var) || $var) { //echo "set default"; //"not empty or not defiend or a null value"; } else { //echo "not default"; //"empty"; } }; $f2 = function($var) { if (! isset($var) || ! empty($var)) { //echo "set default"; } else { //echo "not default"; } }; $s = microtime(1); for ($i = 0; $i < 100; $i++) { $f1($var); } echo microtime(1) - $s;
Output for 5.3.23, 5.4.4 - 5.4.5, 5.4.13, 5.4.24, 5.4.27 - 5.4.30, 5.4.42, 5.5.6, 5.5.8, 5.5.35, 5.6.4, 5.6.8, 5.6.17, 7.2.0
2.0027160644531E-5
Output for 5.4.15, 5.4.21, 5.6.13, 7.1.7
1.3828277587891E-5
Output for 5.3.5, 5.3.17, 5.4.0, 5.4.32, 5.4.35, 5.4.43, 5.5.0, 5.5.5, 5.5.10, 5.5.18 - 5.5.19, 5.5.25, 5.5.33, 5.6.6 - 5.6.7, 5.6.9, 5.6.18 - 5.6.19, 7.1.6
2.0980834960938E-5
Output for 7.1.5
2.6941299438477E-5
Output for 7.1.0
9.0599060058594E-6
Output for 5.3.3, 5.3.6, 5.3.25, 5.4.2 - 5.4.3, 5.4.6, 5.5.22, 5.5.27 - 5.5.28, 5.5.31, 5.6.1, 5.6.10, 7.0.20
1.8119812011719E-5
Output for 7.0.1 - 7.0.3, 7.0.6 - 7.0.14
1.0967254638672E-5
Output for 5.4.20, 5.5.14, 5.6.0, 7.0.5
1.7166137695312E-5
Output for 7.0.0, 7.0.4
1.0013580322266E-5
Output for 5.3.8 - 5.3.9, 5.3.12, 5.3.14, 5.3.19, 5.3.22, 5.3.24, 5.6.20, 5.6.28
2.5033950805664E-5
Output for 5.4.11, 5.5.11, 5.6.21
2.2172927856445E-5
Output for 5.3.0, 5.3.4, 5.4.12, 5.4.31, 5.5.34, 5.6.16
1.6927719116211E-5
Output for 5.4.8, 5.6.15
1.5974044799805E-5
Output for 5.4.9, 5.4.22, 5.4.37, 5.5.4, 5.5.9, 5.5.20, 5.5.29 - 5.5.30, 5.6.3, 5.6.5, 5.6.11, 5.6.14
1.5020370483398E-5
Output for 5.3.7, 5.4.16, 5.4.18 - 5.4.19, 5.5.1, 5.5.24, 5.6.2, 5.6.12
1.9073486328125E-5
Output for 5.3.13, 5.4.14, 5.5.32
1.7881393432617E-5
Output for 5.5.26
3.8862228393555E-5
Output for 5.3.11, 5.4.1, 5.4.10, 5.4.25 - 5.4.26, 5.5.3, 5.5.12, 5.5.15 - 5.5.16, 5.5.23
2.1934509277344E-5
Output for 5.4.36, 5.4.39 - 5.4.40, 5.5.21
1.4066696166992E-5
Output for 5.5.7, 5.5.13
1.978874206543E-5
Output for 5.4.17, 5.4.38, 5.5.2
2.3126602172852E-5
Output for 5.4.45
2.7894973754883E-5
Output for 5.4.44
1.3113021850586E-5
Output for 5.4.23, 5.4.41
1.8835067749023E-5
Output for 5.4.34
2.1219253540039E-5
Output for 5.4.7
2.3841857910156E-5
Output for 5.3.1, 5.3.18, 5.3.26 - 5.3.27, 5.3.29
2.288818359375E-5
Output for 5.3.2, 5.3.10, 5.3.16, 5.3.21, 5.3.28
2.4080276489258E-5
Output for 5.3.20
2.598762512207E-5
Output for 5.3.15
2.8848648071289E-5
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/h44U0 on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/h44U0 on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/h44U0 on line 6
Process exited with code 255.
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129.26 ms | 401 KiB | 206 Q