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)
8.3.60.0120.00318.43
8.3.50.0130.00722.13
8.3.40.0120.00318.86
8.3.30.0150.00018.96
8.3.20.0000.00920.38
8.3.10.0070.01123.71
8.3.00.0040.00419.97
8.2.180.0190.00318.79
8.2.170.0130.01022.96
8.2.160.0040.01120.40
8.2.150.0130.00624.18
8.2.140.0040.00424.66
8.2.130.0090.00017.75
8.2.120.0030.00626.35
8.2.110.0070.00320.44
8.2.100.0090.00318.16
8.2.90.0040.00419.34
8.2.80.0030.00517.97
8.2.70.0030.00517.88
8.2.60.0150.00817.80
8.2.50.0000.00818.07
8.2.40.0080.00022.30
8.2.30.0000.00720.71
8.2.20.0040.00417.89
8.2.10.0030.00518.17
8.2.00.0050.00318.03
8.1.280.0150.00025.92
8.1.270.0050.00520.33
8.1.260.0100.01028.09
8.1.250.0060.00328.09
8.1.240.0080.00023.84
8.1.230.0040.00717.76
8.1.220.0030.00617.77
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0030.00517.35
8.1.180.0040.00418.10
8.1.170.0030.00618.76
8.1.160.0030.00520.78
8.1.150.0000.00718.92
8.1.140.0040.00419.56
8.1.130.0050.00217.67
8.1.120.0000.00717.66
8.1.110.0040.00417.52
8.1.100.0050.00317.59
8.1.90.0060.00317.66
8.1.80.0000.00817.57
8.1.70.0000.00817.60
8.1.60.0080.00017.63
8.1.50.0030.00617.65
8.1.40.0000.00817.57
8.1.30.0040.00417.82
8.1.20.0000.00817.80
8.1.10.0040.00417.74
8.1.00.0040.00417.63
8.0.300.0070.00018.77
8.0.290.0070.00016.75
8.0.280.0070.00018.36
8.0.270.0050.00217.20
8.0.260.0070.00017.19
8.0.250.0030.00317.02
8.0.240.0040.00417.09
8.0.230.0050.00217.11
8.0.220.0000.00817.04
8.0.210.0070.00017.07
8.0.200.0000.00717.13
8.0.190.0040.00417.07
8.0.180.0000.00817.02
8.0.170.0090.00017.11
8.0.160.0060.00317.13
8.0.150.0050.00316.87
8.0.140.0030.00616.93
8.0.130.0060.00013.46
8.0.120.0040.00416.99
8.0.110.0040.00417.02
8.0.100.0020.00516.99
8.0.90.0040.00416.94
8.0.80.0060.00916.91
8.0.70.0000.00817.10
8.0.60.0040.00417.05
8.0.50.0050.00316.91
8.0.30.0050.01417.17
8.0.20.0080.01217.40
8.0.10.0000.00816.99
8.0.00.0070.01116.84
7.4.330.0030.00316.76
7.4.320.0000.00616.85
7.4.300.0060.00016.71
7.4.290.0030.00616.75
7.4.280.0000.00716.77
7.4.270.0070.00016.81
7.4.260.0040.00416.76
7.4.250.0040.00416.70
7.4.240.0000.00716.69
7.4.230.0040.00316.62
7.4.220.0000.01716.79
7.4.210.0030.01416.88
7.4.200.0040.00416.88
7.4.160.0090.00616.73
7.4.150.0070.01117.40
7.4.140.0100.01117.86
7.4.130.0090.00916.77
7.4.120.0140.00716.76
7.4.110.0060.01116.62
7.4.100.0100.01316.63
7.4.90.0140.00316.74
7.4.80.0150.00419.39
7.4.70.0140.00916.77
7.4.60.0120.00616.66
7.4.50.0090.00616.75
7.4.40.0110.00716.65
7.4.30.0110.00816.92
7.4.10.0070.01015.18
7.4.00.0140.00215.18
7.3.330.0080.00013.33
7.3.320.0000.00613.32
7.3.310.0000.00716.37
7.3.300.0050.00316.43
7.3.290.0080.00016.45
7.3.280.0110.00816.43
7.3.270.0140.00617.40
7.3.260.0100.00716.47
7.3.250.0130.00716.62
7.3.240.0080.01016.65
7.3.230.0070.01016.60
7.3.210.0070.01016.54
7.3.200.0120.00916.45
7.3.190.0030.01316.66
7.3.180.0080.00816.52
7.3.170.0130.00616.85
7.3.160.0130.01016.62
7.3.130.0090.00915.05
7.3.120.0090.00614.89
7.3.110.0060.01214.61
7.3.100.0060.00614.76
7.3.90.0060.00914.97
7.3.80.0110.00414.76
7.3.70.0030.01014.91
7.3.60.0120.00014.83
7.3.50.0060.00314.87
7.3.40.0070.01014.85
7.3.30.0030.01015.07
7.3.20.0090.00016.73
7.3.10.0060.00916.98
7.3.00.0060.00916.82
7.2.330.0110.00816.66
7.2.320.0140.01116.75
7.2.310.0080.00816.82
7.2.300.0040.01516.71
7.2.290.0110.00716.89
7.2.260.0060.01215.13
7.2.250.0000.01815.08
7.2.240.0000.01515.05
7.2.230.0060.00614.98
7.2.220.0100.00015.15
7.2.210.0080.00415.12
7.2.200.0060.00615.01
7.2.190.0080.00815.08
7.2.180.0090.00615.13
7.2.170.0090.00615.04
7.2.160.0000.01214.96
7.2.150.0070.01016.97
7.2.140.0090.00317.15
7.2.130.0030.01316.96
7.2.120.0000.01716.72
7.2.110.0000.01716.85
7.2.100.0120.00617.03
7.2.90.0130.00317.09
7.2.80.0030.01217.09
7.2.70.0060.00917.14
7.2.60.0060.00917.04
7.2.50.0030.01317.01
7.2.40.0030.00916.92
7.2.30.0030.01016.85
7.2.20.0060.00917.18
7.2.10.0100.00617.11
7.2.00.0060.00917.16
7.1.330.0130.00015.68
7.1.320.0030.01116.13
7.1.310.0110.00315.92
7.1.300.0090.00615.83
7.1.290.0040.00815.98
7.1.280.0090.00915.62
7.1.270.0030.01015.99
7.1.260.0030.00815.97
7.1.250.0070.00715.91
7.1.240.0090.00615.84
7.1.230.0090.00915.79
7.1.220.0070.00715.94
7.1.210.0100.00715.72
7.1.200.0070.01015.77
7.1.190.0090.00616.07
7.1.180.0040.01415.86
7.1.170.0030.01416.02
7.1.160.0030.01015.74
7.1.150.0030.00715.88
7.1.140.0100.00315.97
7.1.130.0080.00816.05
7.1.120.0030.01316.02
7.1.110.0100.00315.88
7.1.100.0040.01116.01
7.1.90.0030.00916.01
7.1.80.0040.00716.04
7.1.70.0020.01016.60
7.1.60.0130.00717.52
7.1.50.0080.01216.54
7.1.40.0060.00616.02
7.1.30.0040.01115.94
7.1.20.0070.00715.89
7.1.10.0030.00915.88
7.1.00.0070.04219.04
7.0.330.0030.01115.42
7.0.320.0040.01115.53
7.0.310.0030.01415.54
7.0.300.0110.00715.67
7.0.290.0030.01115.47
7.0.280.0030.01015.38
7.0.270.0040.00815.41
7.0.260.0030.01015.60
7.0.250.0040.01115.39
7.0.240.0070.00415.24
7.0.230.0080.00515.68
7.0.220.0130.00315.62
7.0.210.0040.01215.48
7.0.200.0090.00416.09
7.0.190.0170.00015.53
7.0.180.0040.00815.54
7.0.170.0060.00915.52
7.0.160.0000.00915.48
7.0.150.0070.01015.48
7.0.140.0040.00815.35
7.0.130.0140.00015.54
7.0.120.0040.00815.49
7.0.110.0000.01315.50
7.0.100.0060.00915.68
7.0.90.0140.00015.52
7.0.80.0110.00415.63
7.0.70.0060.00315.51
7.0.60.0050.05217.73
7.0.50.0020.04716.60
7.0.40.0070.04916.98
7.0.30.0180.04517.04
7.0.20.0150.04416.89
7.0.10.0080.04017.05
7.0.00.0080.02816.88
5.6.400.0040.01414.51
5.6.390.0100.00314.31
5.6.380.0080.00814.43
5.6.370.0100.00714.36
5.6.360.0090.00913.90
5.6.350.0100.00314.72
5.6.340.0100.00314.36
5.6.330.0000.01614.31
5.6.320.0000.01014.17
5.6.310.0070.01113.82
5.6.300.0060.00914.62
5.6.290.0000.01814.20
5.6.280.0080.03517.78
5.6.270.0000.01514.41
5.6.260.0030.01214.46
5.6.250.0080.00414.42
5.6.240.0060.00314.38
5.6.230.0060.00614.71
5.6.220.0030.01014.34
5.6.210.0050.02517.48
5.6.200.0090.04216.24
5.6.190.0030.04717.55
5.6.180.0120.02917.49
5.6.170.0170.03417.43
5.6.160.0050.03417.50
5.6.150.0110.02116.42
5.6.140.0030.03116.23
5.6.130.0100.04216.34
5.6.120.0050.03417.63
5.6.110.0040.02317.71
5.6.100.0100.04717.66
5.6.90.0050.05217.72
5.6.80.0150.04017.44
5.6.70.0080.00314.42
5.6.60.0060.00914.49
5.6.50.0030.01014.30
5.6.40.0040.01214.30
5.6.30.0110.00414.54
5.6.20.0040.01514.41
5.6.10.0080.00814.39
5.6.00.0100.00614.50
5.5.380.0060.00614.48
5.5.370.0090.00614.39
5.5.360.0090.00613.99
5.5.350.0150.04117.44
5.5.340.0080.03316.16
5.5.330.0050.02517.39
5.5.320.0320.03817.33
5.5.310.0080.04717.37
5.5.300.0020.04216.24
5.5.290.0030.02916.27
5.5.280.0090.04317.60
5.5.270.0050.05017.53
5.5.260.0070.03317.44
5.5.250.0070.04217.40
5.5.240.1840.02217.18
5.5.230.0090.00614.19
5.5.220.0120.00014.16
5.5.210.0090.00614.40
5.5.200.0030.01014.11
5.5.190.0040.01114.20
5.5.180.0090.00614.27
5.5.170.0070.01014.15
5.5.160.0130.00314.08
5.5.150.0000.01514.52
5.5.140.0030.00713.78
5.5.130.0030.00713.88
5.5.120.0030.01413.93
5.5.110.0100.00714.48
5.5.100.0070.01014.13
5.5.90.0040.01514.34
5.5.80.0100.00614.29
5.5.70.0040.01214.09
5.5.60.0120.00613.71
5.5.50.0060.00914.06
5.5.40.0070.01314.09
5.5.30.0090.00914.00
5.5.20.0070.01114.18
5.5.10.0140.00014.16
5.5.00.0080.00814.10

preferences:
55.48 ms | 401 KiB | 5 Q