3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'TEST'; preg_match('/./', array(), $a); var_dump($a); ;;

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)
8.3.40.0180.00418.71
8.3.30.0070.00720.16
8.3.20.0000.00818.52
8.3.10.0080.00021.07
8.3.00.0050.00319.77
8.2.170.0040.01122.96
8.2.160.0110.00420.43
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00619.57
8.2.110.0030.00622.20
8.2.100.0070.00417.72
8.2.90.0000.00819.17
8.2.80.0040.00419.38
8.2.70.0040.00417.25
8.2.60.0000.00717.80
8.2.50.0060.00318.07
8.2.40.0080.00019.82
8.2.30.0030.00319.34
8.2.20.0040.00417.55
8.2.10.0040.00417.69
8.2.00.0040.00417.72
8.1.270.0090.00023.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00322.61
8.1.230.0060.00621.04
8.1.220.0080.00018.77
8.1.210.0040.00418.90
8.1.200.0000.00917.25
8.1.190.0050.00217.53
8.1.180.0060.00318.10
8.1.170.0040.00418.72
8.1.160.0040.00418.81
8.1.150.0040.00418.57
8.1.140.0060.00317.31
8.1.130.0030.00317.77
8.1.120.0000.00917.32
8.1.110.0040.00417.37
8.1.100.0040.00417.42
8.1.90.0040.00417.32
8.1.80.0040.00417.42
8.1.70.0040.00417.34
8.1.60.0040.00417.52
8.1.50.0000.00717.45
8.1.40.0070.00317.52
8.1.30.0000.00817.66
8.1.20.0030.00617.54
8.1.10.0000.00817.54
8.1.00.0040.00417.50
8.0.300.0050.00319.91
8.0.290.0000.00717.05
8.0.280.0000.00718.29
8.0.270.0030.00317.18
8.0.260.0030.00316.80
8.0.250.0040.00416.93
8.0.240.0040.00416.85
8.0.230.0080.00016.91
8.0.220.0070.00016.94
8.0.210.0000.00716.88
8.0.200.0070.00016.84
8.0.190.0030.00316.92
8.0.180.0050.00316.93
8.0.170.0080.00016.83
8.0.160.0080.00016.86
8.0.150.0000.00816.74
8.0.140.0000.00816.81
8.0.130.0030.00313.30
8.0.120.0060.00316.73
8.0.110.0030.00516.93
8.0.100.0040.00416.83
8.0.90.0030.00416.83
8.0.80.0030.01316.92
8.0.70.0040.00416.77
8.0.60.0040.00416.75
8.0.50.0030.00316.77
8.0.30.0070.01117.01
8.0.20.0130.00917.40
8.0.10.0050.00316.89
8.0.00.0100.00816.54
7.4.330.0000.00616.83
7.4.320.0000.00616.52
7.4.300.0060.00016.50
7.4.290.0030.00316.41
7.4.280.0000.00716.47
7.4.270.0030.00316.43
7.4.260.0000.00513.23
7.4.250.0030.00516.30
7.4.240.0030.00616.43
7.4.230.0000.00616.53
7.4.220.0070.01116.39
7.4.210.0070.00816.45
7.4.200.0000.00716.54
7.4.190.0030.00316.60
7.4.160.0110.00516.54
7.4.150.0130.00417.40
7.4.140.0160.00517.86
7.4.130.0110.00816.37
7.4.120.0130.00516.45
7.4.110.0090.01516.36
7.4.100.0030.01316.47
7.4.90.0160.00616.52
7.4.80.0170.00619.39
7.4.70.0080.00816.43
7.4.60.0060.01016.36
7.4.50.0050.00316.04
7.4.40.0030.00622.77
7.4.30.0060.01116.16
7.4.00.0080.00814.78
7.3.330.0050.00013.08
7.3.320.0050.00212.98
7.3.310.0040.00416.26
7.3.300.0030.00316.12
7.3.290.0120.00316.30
7.3.280.0080.00816.19
7.3.270.0120.00617.40
7.3.260.0080.01118.24
7.3.250.0060.01116.15
7.3.240.0040.01316.44
7.3.230.0060.01016.45
7.3.210.0140.00316.25
7.3.200.0070.01019.39
7.3.190.0070.01416.46
7.3.180.0070.01316.32
7.3.170.0040.01216.27
7.3.160.0100.00616.26
7.3.120.0070.00814.75
7.3.10.0030.01016.64
7.3.00.0140.00016.55
7.2.330.0110.00816.52
7.2.320.0090.00916.42
7.2.310.0000.01716.31
7.2.300.0100.00716.49
7.2.290.0110.00616.13
7.2.130.0060.00616.76
7.2.120.0150.00016.74
7.2.110.0140.00016.59
7.2.100.0060.00616.85
7.2.90.0060.00916.83
7.2.80.0000.01216.77
7.2.70.0060.00616.90
7.2.60.0080.00616.64
7.2.50.0090.00316.63
7.2.40.0040.00916.79
7.2.30.0080.00416.74
7.2.20.0090.00616.76
7.2.10.0110.00416.89
7.2.00.0000.01316.87
7.1.250.0100.00315.68
7.1.200.0000.01315.63
7.1.70.0070.00316.96
7.1.60.0060.01519.24
7.1.50.0110.01116.45
7.1.00.0100.02722.48
7.0.200.0000.00716.40
7.0.140.0030.07321.96
7.0.70.0000.07721.70
7.0.60.0070.04021.86
7.0.50.0030.08022.19
7.0.40.0070.08020.11
7.0.30.0070.03720.13
7.0.20.0000.06320.11
7.0.10.0030.05719.99
7.0.00.0000.04720.07
5.6.280.0000.07720.81
5.6.220.0000.05720.70
5.6.210.0000.04020.56
5.6.200.0000.04321.02
5.6.190.0000.07321.09
5.6.180.0000.04321.05
5.6.170.0000.04321.13
5.6.160.0030.06021.02
5.6.150.0030.04020.93
5.6.140.0000.04320.99
5.6.130.0030.04021.05
5.6.120.0030.04021.03
5.6.110.0000.04320.90
5.6.100.0000.04321.09
5.6.90.0030.05021.11
5.6.80.0030.05020.46
5.6.70.0070.03320.39
5.6.60.0000.03320.32
5.6.50.0000.04020.45
5.6.40.0000.03320.39
5.6.30.0000.04020.38
5.6.20.0030.04320.35
5.6.10.0070.04720.39
5.6.00.0000.07320.27
5.5.360.0070.03720.35
5.5.350.0030.04020.34
5.5.340.0030.04320.75
5.5.330.0030.04020.79
5.5.320.0030.04020.79
5.5.310.0000.04320.91
5.5.300.0030.04320.89
5.5.290.0070.04020.75
5.5.280.0030.04020.88
5.5.270.0030.04020.85
5.5.260.0000.03720.91
5.5.250.0070.06720.73
5.5.240.0000.04320.20
5.5.230.0000.03320.26
5.5.220.0030.04320.23
5.5.210.0030.04020.27
5.5.200.0070.03320.14
5.5.190.0030.03720.18
5.5.180.0030.03320.13
5.5.160.0070.06720.20
5.5.150.0100.03720.14
5.5.140.0000.04320.14
5.5.130.0030.08020.25
5.5.120.0030.05320.21
5.5.110.0100.07320.26
5.5.100.0030.05720.04
5.5.90.0070.07720.06
5.5.80.0030.08720.03
5.5.70.0030.07320.15
5.5.60.0100.07720.14
5.5.50.0000.04320.04
5.5.40.0070.07320.09
5.5.30.0070.07720.13
5.5.20.0070.07019.91
5.5.10.0070.07720.11
5.5.00.0100.07320.05
5.4.450.0000.04019.56
5.4.440.0030.04019.35
5.4.430.0030.04319.40
5.4.420.0070.03719.36
5.4.410.0070.03319.25
5.4.400.0030.06018.96
5.4.390.0030.03018.94
5.4.380.0070.02719.23
5.4.370.0000.03719.03
5.4.360.0030.03319.05
5.4.350.0000.04318.90
5.4.340.0070.03318.94
5.4.320.0170.07018.90
5.4.310.0000.08319.04
5.4.300.0100.07719.23
5.4.290.0100.06319.07
5.4.280.0130.07019.09
5.4.270.0030.07318.89
5.4.260.0030.08319.09
5.4.250.0000.07719.01
5.4.240.0030.07719.05
5.4.230.0030.08019.14
5.4.220.0070.06019.02
5.4.210.0070.06019.11
5.4.200.0130.07018.94
5.4.190.0130.05318.97
5.4.180.0030.08319.08
5.4.170.0030.07719.11
5.4.160.0000.04319.11
5.4.150.0170.04719.12
5.4.140.0030.07316.29
5.4.130.0000.05316.37
5.4.120.0000.05316.28
5.4.110.0030.06316.31
5.4.100.0030.07316.40
5.4.90.0070.07316.34
5.4.80.0030.05316.22
5.4.70.0070.04316.16
5.4.60.0070.07016.34
5.4.50.0000.07316.23
5.4.40.0030.07316.34
5.4.30.0000.07316.41
5.4.20.0070.06016.28
5.4.10.0000.08016.39
5.4.00.0000.06315.81
5.3.290.0100.07314.52
5.3.280.0000.06314.57
5.3.270.0070.08014.43
5.3.260.0000.07314.61
5.3.250.0000.04314.54
5.3.240.0000.07014.59
5.3.230.0070.06714.57
5.3.220.0030.08014.54
5.3.210.0170.06014.42
5.3.200.0030.06014.56
5.3.190.0100.05714.55
5.3.180.0070.07014.42
5.3.170.0030.05314.52
5.3.160.0030.07714.38
5.3.150.0070.04314.39
5.3.140.0030.06014.54
5.3.130.0030.05314.48
5.3.120.0030.04014.52
5.3.110.0070.07014.53
5.3.100.0000.05313.90
5.3.90.0070.07313.99
5.3.80.0030.04713.97
5.3.70.0030.06314.01
5.3.60.0070.07313.98
5.3.50.0030.04713.92
5.3.40.0030.08013.93
5.3.30.0070.04013.77
5.3.20.0030.07313.63
5.3.10.0030.04313.60
5.3.00.0030.07313.62
5.2.170.0130.06312.59
5.2.160.0100.05312.59
5.2.150.0030.06312.59
5.2.140.0030.06312.59
5.2.130.0030.06012.59
5.2.120.0000.06012.59
5.2.110.0000.06012.59
5.2.100.0070.06012.59
5.2.90.0030.05012.59
5.2.80.0000.04312.59
5.2.70.0030.06012.59
5.2.60.0000.06312.59
5.2.50.0000.05712.59
5.2.40.0000.04712.59
5.2.30.0000.04712.59
5.2.20.0000.04012.59
5.2.10.0100.04312.59
5.2.00.0030.06012.59
5.1.60.0000.05712.59
5.1.50.0070.04312.59
5.1.40.0070.05012.59
5.1.30.0030.05312.59
5.1.20.0000.04712.59
5.1.10.0000.05712.59
5.1.00.0000.05012.59
5.0.50.0070.03312.59
5.0.40.0000.03312.59
5.0.30.0000.05712.59
5.0.20.0000.03312.59
5.0.10.0030.02012.59
5.0.00.0000.05712.59
4.4.90.0000.03712.59
4.4.80.0000.03712.59
4.4.70.0000.03312.59
4.4.60.0000.03712.59
4.4.50.0030.03312.59
4.4.40.0030.05312.59
4.4.30.0000.02312.59
4.4.20.0000.03312.59
4.4.10.0030.03312.59
4.4.00.0000.05012.59
4.3.110.0030.03012.59
4.3.100.0000.01712.59
4.3.90.0030.01712.59
4.3.80.0030.02012.59
4.3.70.0070.02312.59
4.3.60.0000.01312.59
4.3.50.0000.02712.59
4.3.40.0000.02312.59
4.3.30.0000.01712.59
4.3.20.0100.03012.59
4.3.10.0000.01712.59
4.3.00.0030.04312.59

preferences:
34.29 ms | 400 KiB | 5 Q