3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "[1,1x,1x,1x][2,2x,2x,2x]"; $arr ="[]"; preg_replace_callback('/\[(.*?)\]/', function($m) use (&$arr){ $arr[] = explode(',',preg_replace('/([\w]+)/', "[$1]", $m[1])); }, $str); print_r($arr); var_dump($arr);

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)
8.3.40.0000.01519.09
8.3.30.0110.00419.09
8.3.20.0000.00820.29
8.3.10.0080.00023.56
8.3.00.0000.00819.79
8.2.170.0110.00422.96
8.2.160.0050.00820.34
8.2.150.0030.00524.18
8.2.140.0050.00324.66
8.2.130.0040.00417.63
8.2.120.0050.00326.35
8.2.110.0120.00620.52
8.2.100.0090.00318.05
8.2.90.0000.00819.24
8.2.80.0080.00017.97
8.2.70.0060.00317.75
8.2.60.0000.00817.93
8.2.50.0070.00718.07
8.2.40.0000.00822.45
8.2.30.0070.00020.71
8.2.20.0000.00717.84
8.2.10.0040.00418.21
8.2.00.0070.00018.15
8.1.270.0040.00420.20
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0030.00622.24
8.1.230.0080.00417.79
8.1.220.0000.00817.76
8.1.210.0000.00818.77
8.1.200.0000.00917.50
8.1.190.0040.00417.25
8.1.180.0090.00018.10
8.1.170.0030.00518.54
8.1.160.0040.00420.72
8.1.150.0040.00418.93
8.1.140.0080.00019.61
8.1.130.0000.00717.79
8.1.120.0030.00317.56
8.1.110.0050.00317.53
8.1.100.0080.00017.63
8.1.90.0040.00417.52
8.1.80.0000.00917.59
8.1.70.0000.00717.49
8.1.60.0000.00717.68
8.1.50.0000.00917.61
8.1.40.0050.00317.71
8.1.30.0050.00317.73
8.1.20.0040.00417.66
8.1.10.0040.00417.75
8.1.00.0040.00417.57
8.0.300.0030.00518.77
8.0.290.0000.00716.88
8.0.280.0030.00318.53
8.0.270.0070.00017.25
8.0.260.0040.00417.27
8.0.250.0000.00717.19
8.0.240.0000.00817.19
8.0.230.0040.00417.18
8.0.220.0030.00317.12
8.0.210.0030.00517.10
8.0.200.0060.00017.18
8.0.190.0040.00417.18
8.0.180.0000.00717.06
8.0.170.0030.00517.09
8.0.160.0030.00317.19
8.0.150.0000.00717.01
8.0.140.0000.00816.96
8.0.130.0050.00013.57
8.0.120.0040.00417.12
8.0.110.0000.00717.15
8.0.100.0070.00017.13
8.0.90.0040.00417.13
8.0.80.0030.01317.14
8.0.70.0080.00017.13
8.0.60.0000.00816.88
8.0.50.0050.00216.95
8.0.30.0080.00817.18
8.0.20.0110.01117.40
8.0.10.0000.00717.29
8.0.00.0080.00916.83
7.4.330.0050.00016.80
7.4.320.0000.00616.66
7.4.300.0030.00316.61
7.4.290.0040.00416.80
7.4.280.0050.00516.73
7.4.270.0030.00316.71
7.4.260.0030.00316.69
7.4.250.0050.00316.78
7.4.240.0040.00416.77
7.4.230.0040.00416.82
7.4.220.0060.01216.72
7.4.210.0060.00816.72
7.4.200.0000.00716.82
7.4.160.0080.00816.80
7.4.150.0060.01217.40
7.4.140.0100.01017.86
7.4.130.0090.00916.54
7.4.120.0100.01016.98
7.4.110.0070.01016.68
7.4.100.0130.01016.73
7.4.90.0130.00316.68
7.4.80.0150.00319.39
7.4.70.0140.00316.55
7.4.60.0090.00716.81
7.4.50.0000.01916.55
7.4.40.0070.01016.59
7.4.30.0090.01216.56
7.4.00.0100.00315.29
7.3.330.0000.00613.50
7.3.320.0030.00313.42
7.3.310.0070.00016.61
7.3.300.0060.00016.60
7.3.290.0050.00316.49
7.3.280.0060.01016.48
7.3.270.0100.00717.40
7.3.260.0050.01216.56
7.3.250.0180.00316.55
7.3.240.0120.00916.63
7.3.230.0100.00716.74
7.3.210.0150.00616.67
7.3.200.0160.00616.48
7.3.190.0120.00416.82
7.3.180.0110.01116.80
7.3.170.0060.01016.51
7.3.160.0030.01316.60
7.2.330.0110.00716.82
7.2.320.0160.00916.71
7.2.310.0110.00616.77
7.2.300.0100.01316.79
7.2.290.0090.00916.84
7.2.60.0030.01017.07
7.2.00.0060.00819.57
7.1.200.0040.01116.00
7.1.100.0070.01118.19
7.1.70.0030.01017.14
7.1.60.0040.01819.44
7.1.50.0000.02617.22
7.1.00.0000.07322.35
7.0.200.0030.00616.81
7.0.60.0070.06319.90
7.0.50.0100.03717.94
7.0.40.0070.09020.26
7.0.30.0230.06020.09
7.0.20.0200.06020.24
7.0.10.0070.07320.35
7.0.00.0130.07720.21
5.6.280.0130.05720.89
5.6.210.0070.07320.52
5.6.200.0030.05018.18
5.6.190.0030.04320.45
5.6.180.0130.06020.64
5.6.170.0330.04320.43
5.6.160.0030.04020.51
5.6.150.0070.08318.21
5.6.140.0070.04018.24
5.6.130.0130.08018.18
5.6.120.0030.06321.09
5.6.110.0000.04721.02
5.6.100.0170.07320.98
5.6.90.0070.08721.05
5.6.80.0030.05320.52
5.5.350.0130.08320.39
5.5.340.0070.08318.01
5.5.330.0000.04320.40
5.5.320.0370.04320.37
5.5.310.0170.08020.50
5.5.300.0030.05317.98
5.5.290.0070.04318.03
5.5.280.0030.09020.87
5.5.270.0200.07020.67
5.5.260.0070.07320.65
5.5.250.0030.06320.69
5.5.240.3100.04720.36

preferences:
53.63 ms | 400 KiB | 5 Q