3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d = "/**\n * this is my shit\n */\nThis is the content! // this is another comment"; echo $d; echo "\n\n"; echo preg_replace('@/(\*((.|\n)*?)\*/|//.+)@',"",$d);

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)
8.3.40.0120.00418.96
8.3.30.0130.00918.71
8.3.20.0080.00018.90
8.3.10.0120.00620.99
8.3.00.0140.00423.61
8.2.170.0120.00622.96
8.2.160.0130.00720.45
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00819.77
8.2.110.0070.00320.58
8.2.100.0140.00018.03
8.2.90.0000.00818.89
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0000.00818.03
8.2.50.0050.00318.10
8.2.40.0080.00017.95
8.2.30.0040.00421.30
8.2.20.0000.00717.72
8.2.10.0050.00217.70
8.2.00.0000.00817.94
8.1.270.0050.00323.99
8.1.260.0080.00026.35
8.1.250.0090.00928.09
8.1.240.0070.00320.89
8.1.230.0110.00020.32
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0040.00418.63
8.1.160.0000.00718.89
8.1.150.0070.00018.60
8.1.140.0090.00017.53
8.1.130.0030.00317.85
8.1.120.0040.00417.44
8.1.110.0080.00017.52
8.1.100.0050.00317.59
8.1.90.0030.00517.55
8.1.80.0000.00817.52
8.1.70.0000.00717.52
8.1.60.0050.00217.72
8.1.50.0040.00417.57
8.1.40.0040.00417.49
8.1.30.0000.00717.61
8.1.20.0050.00317.66
8.1.10.0000.00717.66
8.1.00.0000.00817.60
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0070.00018.41
8.0.270.0070.00017.27
8.0.260.0030.00516.95
8.0.250.0060.00317.11
8.0.240.0000.00716.96
8.0.230.0000.00716.93
8.0.220.0030.00616.86
8.0.210.0070.00016.98
8.0.200.0040.00417.00
8.0.190.0050.00317.00
8.0.180.0000.00716.87
8.0.170.0050.00316.96
8.0.160.0040.00417.09
8.0.150.0030.00316.80
8.0.140.0050.00516.95
8.0.130.0040.00413.42
8.0.120.0000.00716.95
8.0.110.0050.00317.03
8.0.100.0000.00716.96
8.0.90.0030.00516.95
8.0.80.0040.01116.97
8.0.70.0070.00016.98
8.0.60.0040.00416.84
8.0.50.0000.00716.77
8.0.30.0090.01017.17
8.0.20.0130.00717.40
8.0.10.0070.00016.98
8.0.00.0160.00616.92
7.4.330.0030.00314.84
7.4.320.0070.00016.74
7.4.300.0030.00316.65
7.4.290.0030.00516.62
7.4.280.0030.00316.61
7.4.270.0030.00316.70
7.4.260.0060.00013.39
7.4.250.0050.00216.75
7.4.240.0000.00716.66
7.4.230.0080.00016.66
7.4.220.0100.01616.70
7.4.210.0060.00916.69
7.4.200.0000.00716.77
7.4.190.0000.00716.83
7.4.160.0090.00616.52
7.4.150.0100.00717.40
7.4.140.0110.01217.86
7.4.130.0110.00716.60
7.4.120.0080.00916.61
7.4.110.0070.01016.46
7.4.100.0080.01116.76
7.4.90.0150.00616.78
7.4.80.0150.00319.37
7.4.70.0160.00616.51
7.4.60.0130.00216.52
7.4.50.0090.00016.81
7.4.40.0060.01022.52
7.4.30.0030.01316.77
7.4.00.0080.00315.28
7.3.330.0030.00313.28
7.3.320.0070.00013.07
7.3.310.0000.00816.20
7.3.300.0030.00316.19
7.3.290.0050.01016.36
7.3.280.0090.00716.36
7.3.270.0110.00617.40
7.3.260.0070.01018.24
7.3.250.0100.01216.45
7.3.240.0090.00916.80
7.3.230.0100.00616.51
7.3.210.0030.01416.37
7.3.200.0150.00919.39
7.3.190.0100.00616.40
7.3.180.0090.01216.75
7.3.170.0090.01216.37
7.3.160.0100.00716.63
7.3.120.0030.01314.70
7.2.330.0130.01016.80
7.2.320.0160.00616.77
7.2.310.0150.00916.69
7.2.300.0160.00016.54
7.2.290.0140.00316.61
7.2.60.0030.00717.03
7.2.00.0090.00319.56
7.1.200.0200.00015.94
7.1.100.0070.00418.53
7.1.70.0090.00017.37
7.1.60.0090.01519.40
7.1.50.0130.00717.21
7.1.00.0070.05722.32
7.0.200.0000.01616.78
7.0.140.0070.07022.12
7.0.70.0030.06021.68
7.0.60.0030.07721.77
7.0.50.0070.07722.10
7.0.40.0030.08720.14
7.0.30.0100.08020.04
7.0.20.0070.08020.18
7.0.10.0070.07320.14
7.0.00.0130.07720.10
5.6.280.0030.07320.88
5.6.220.0030.07320.56
5.6.210.0070.08320.63
5.6.200.0000.07721.01
5.6.190.0100.07721.10
5.6.180.0030.07720.93
5.6.170.0100.07721.01
5.6.160.0130.07021.10
5.6.150.0070.05021.08
5.6.140.0030.08721.07
5.6.130.0070.08020.94
5.6.120.0000.07020.93
5.6.110.0030.08721.02
5.6.100.0030.08020.94
5.6.90.0000.09320.99
5.6.80.0030.08320.54
5.6.70.0070.05720.44
5.6.60.0000.05320.41
5.6.50.0030.03720.44
5.6.40.0130.03720.38
5.6.30.0000.06020.30
5.6.20.0000.04320.48
5.6.10.0030.03720.41
5.6.00.0000.04020.44
5.5.360.0100.06320.39
5.5.350.0070.07720.44
5.5.340.0070.07720.92
5.5.330.0000.08320.60
5.5.320.0100.07320.79
5.5.310.0070.06320.89
5.5.300.0030.06720.87
5.5.290.0100.08020.80
5.5.280.0100.07020.87
5.5.270.0100.06720.78
5.5.260.0070.07720.88
5.5.250.0000.08020.44
5.5.240.0100.07020.27
5.5.230.0030.04720.18
5.5.220.0070.03720.23
5.5.210.0000.05320.23
5.5.200.0030.07019.95
5.5.190.0030.03720.25
5.5.180.0000.04320.16
5.5.160.0030.03720.21
5.5.150.0000.04720.14
5.5.140.0000.04019.99
5.5.130.0030.04320.14
5.5.120.0070.07719.95
5.5.110.0070.05020.20
5.5.100.0030.06719.97
5.5.90.0070.07320.06
5.5.80.0000.07720.08
5.5.70.0000.05719.99
5.5.60.0000.06020.03
5.5.50.0030.06020.02
5.5.40.0030.03720.10
5.5.30.0000.04020.02
5.5.20.0000.04019.91
5.5.10.0030.03720.04
5.5.00.0030.03719.95
5.4.450.0100.07319.43
5.4.440.0070.07319.30
5.4.430.0000.07319.40
5.4.420.0030.07019.27
5.4.410.0030.08019.10
5.4.400.0100.07318.95
5.4.390.0070.07319.23
5.4.380.0030.04019.15
5.4.370.0030.04018.79
5.4.360.0000.04019.08
5.4.350.0030.03719.11
5.4.340.0070.03718.96
5.4.320.0070.03319.07
5.4.310.0000.04018.82
5.4.300.0030.03318.90
5.4.290.0000.04719.12
5.4.280.0030.04018.98
5.4.270.0070.07018.78
5.4.260.0000.06319.07
5.4.250.0030.07719.09
5.4.240.0030.07718.78
5.4.230.0100.07018.80
5.4.220.0000.04319.06
5.4.210.0070.03318.78
5.4.200.0030.04719.14
5.4.190.0000.03719.14
5.4.180.0000.04018.94
5.4.170.0000.04019.12
5.4.160.0030.03719.02
5.4.150.0000.03719.04
5.4.140.0000.03016.29
5.4.130.0000.03716.32
5.4.120.0030.03316.27
5.4.110.0000.05016.34
5.4.100.0030.07016.33
5.4.90.0070.05316.31
5.4.80.0000.08016.42
5.4.70.0000.04316.43
5.4.60.0030.06316.24
5.4.50.0030.04716.35
5.4.40.0030.04716.43
5.4.30.0000.04016.18
5.4.20.0000.03316.23
5.4.10.0030.03316.30
5.4.00.0030.03315.72
5.3.290.0000.03714.61
5.3.280.0130.05714.58
5.3.270.0000.04014.61
5.3.260.0000.03714.57
5.3.250.0030.02714.46
5.3.240.0000.03014.48
5.3.230.0000.03014.46
5.3.220.0000.03314.58
5.3.210.0030.07714.57
5.3.200.0000.05714.53
5.3.190.0000.07714.52
5.3.180.0030.06014.53
5.3.170.0000.05314.43
5.3.160.0030.03714.52
5.3.150.0030.03714.52
5.3.140.0000.04014.43
5.3.130.0000.05014.53
5.3.120.0030.03014.46
5.3.110.0000.04014.41
5.3.100.0030.03714.07
5.3.90.0030.03714.03
5.3.80.0030.04013.98
5.3.70.0000.03713.98
5.3.60.0000.03713.98
5.3.50.0030.03013.90
5.3.40.0030.03313.93
5.3.30.0030.03313.85
5.3.20.0030.04313.70
5.3.10.0000.03013.65
5.3.00.0000.04013.55
5.2.170.0000.03011.21
5.2.160.0030.02711.21
5.2.150.0000.03011.21
5.2.140.0030.02711.21
5.2.130.0030.02011.21
5.2.120.0000.02711.21
5.2.110.0030.02711.21
5.2.100.0000.02311.21
5.2.90.0000.02711.21
5.2.80.0000.02311.21
5.2.70.0030.02011.21
5.2.60.0000.02311.21
5.2.50.0030.02011.21
5.2.40.0000.02311.21
5.2.30.0000.02311.21
5.2.20.0030.02311.21
5.2.10.0000.02311.21
5.2.00.0070.02011.21
5.1.60.0000.02011.21
5.1.50.0000.02011.21
5.1.40.0000.02011.21
5.1.30.0000.02711.21
5.1.20.0000.02011.21
5.1.10.0000.02011.21
5.1.00.0000.02011.21
5.0.50.0030.01711.21
5.0.40.0000.01711.21
5.0.30.0000.03011.21
5.0.20.0000.01711.21
5.0.10.0030.03311.21
5.0.00.0000.05011.21
4.4.90.0030.01011.21
4.4.80.0000.01311.21
4.4.70.0000.01311.21
4.4.60.0030.01011.21
4.4.50.0000.01311.21
4.4.40.0030.01711.21
4.4.30.0030.01011.21
4.4.20.0000.01311.21
4.4.10.0000.01311.21
4.4.00.0000.02311.21
4.3.110.0000.01711.21
4.3.100.0000.01011.21
4.3.90.0030.01711.21
4.3.80.0070.04711.21
4.3.70.0000.02311.21
4.3.60.0030.03311.21
4.3.50.0000.03311.21
4.3.40.0030.05011.21
4.3.30.0030.03311.21
4.3.20.0030.02311.21
4.3.10.0030.03011.21
4.3.00.0100.02311.21

preferences:
48.69 ms | 400 KiB | 5 Q