3v4l.org

run code in 300+ PHP versions simultaneously
<?php $multiSql = " ALTER TABLE `my_table` CHANGE `typ` `typ` INT(10) UNSIGNED NOT NULL DEFAULT '0' COMMENT '0=none; 1=test1; 2=test2; 3=test3'; ALTER TABLE `my_table2` ADD `date` varchar(25) COLLATE utf8_czech_ci DEFAULT NULL AFTER `test`; ALTER TABLE `my_table3` ADD `date` varchar(25) COLLATE utf8_czech_ci DEFAULT NULL AFTER `test`; ALTER TABLE `my_table3` ADD `test2` varchar(25) COLLATE utf8_czech_ci DEFAULT NULL AFTER `date`; ALTER TABLE `my_table3` CHANGE `test2` `test2` INT(10) UNSIGNED NOT NULL DEFAULT '0' COMMENT '0=test; 1=test2;'; "; $sqlArray = array_map(function($x){ return trim(preg_replace("/\R/", '', $x)); }, preg_split('~\([^)]*\)(*SKIP)(*F)|(?<=;)(?=\h*$|\s*\bALTER TABLE\b)~m', trim($multiSql), -1, PREG_SPLIT_NO_EMPTY)); print_r($sqlArray);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.80.0060.00616.88
8.3.70.0110.00416.75
8.3.60.0120.00321.98
8.3.50.0070.01420.44
8.3.40.0120.00621.77
8.3.30.0120.00318.71
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0000.00726.16
8.2.200.0030.00616.75
8.2.190.0110.00716.88
8.2.180.0150.00025.92
8.2.170.0130.01019.08
8.2.160.0110.00422.96
8.2.150.0040.00425.66
8.2.140.0000.00924.66
8.2.130.0080.00026.16
8.2.120.0000.00826.16
8.2.110.0060.00319.29
8.2.100.0180.00018.03
8.2.90.0030.00518.00
8.2.80.0040.00418.98
8.2.70.0060.00317.75
8.2.60.0000.00818.03
8.2.50.0040.00418.07
8.2.40.0000.00718.16
8.2.30.0030.00618.06
8.2.20.0050.00220.55
8.2.10.0000.00718.23
8.2.00.0000.00819.31
8.1.290.0030.00630.84
8.1.280.0100.00725.92
8.1.270.0050.00323.99
8.1.260.0050.00226.35
8.1.250.0000.00828.09
8.1.240.0030.00621.26
8.1.230.0040.00817.64
8.1.220.0000.00817.76
8.1.210.0000.00918.77
8.1.200.0040.00417.47
8.1.190.0040.00417.35
8.1.180.0060.00618.10
8.1.170.0050.00518.66
8.1.160.0000.00718.94
8.1.150.0040.00418.86
8.1.140.0040.00417.53
8.1.130.0030.00318.85
8.1.120.0040.00417.53
8.1.110.0040.00417.61
8.1.100.0050.00317.64
8.1.90.0000.00717.60
8.1.80.0000.01517.58
8.1.70.0100.00517.57
8.1.60.0120.00517.71
8.1.50.0080.00517.54
8.1.40.0140.00517.62
8.1.30.0120.00617.86
8.1.20.0160.00017.77
8.1.10.0110.00517.46
8.1.00.0130.00417.40
8.0.300.0050.00218.77
8.0.290.0040.00416.88
8.0.280.0050.00318.31
8.0.270.0030.00518.11
8.0.260.0000.00618.43
8.0.250.0050.00317.10
8.0.240.0030.00317.16
8.0.230.0050.00317.13
8.0.220.0080.00016.94
8.0.210.0090.00617.02
8.0.200.0080.00617.15
8.0.190.0060.01017.14
8.0.180.0110.00517.02
8.0.170.0110.00517.11
8.0.160.0070.00817.11
8.0.150.0140.00316.94
8.0.140.0150.00017.03
8.0.130.0130.00317.06
8.0.120.0090.00317.12
8.0.110.0100.00017.06
8.0.100.0150.00016.93
8.0.90.0130.00316.93
8.0.80.0110.00516.94
8.0.70.0080.00816.94
8.0.60.0040.01116.90
8.0.50.0160.00017.04
8.0.30.0110.00617.09
8.0.20.0100.00617.02
8.0.10.0130.00317.04
7.4.330.0000.00515.55
7.4.320.0030.00316.88
7.4.300.0020.00716.78
7.4.290.0000.00916.68
7.4.280.0130.00416.79
7.4.270.0180.00016.75
7.4.260.0080.00916.77
7.4.250.0080.00816.61
7.4.240.0140.00316.63
7.4.230.0080.00916.84
7.4.220.0160.00016.82
7.4.210.0120.00416.71
7.4.200.0120.00316.72
7.4.190.0110.00516.87
7.4.180.0110.00416.86
7.4.160.0090.00616.77
7.4.150.0120.00316.67
7.4.140.0080.00816.60
7.4.130.0100.00616.75
7.4.120.0090.00616.68
7.4.110.0000.01416.52
7.4.100.0070.00716.80
7.4.90.0110.00416.75
7.4.80.0150.00016.72
7.4.70.0080.00816.67
7.4.60.0110.00416.70
7.4.50.0110.00416.45
7.4.40.0090.00616.61
7.4.30.0110.00416.54
7.4.20.0090.00616.42
7.4.10.0050.01016.58
7.4.00.0100.00516.70

preferences:
27.59 ms | 401 KiB | 5 Q