3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {}; $b = 'foo'; new A($b = 'bar'); var_dump($b);

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)
8.3.60.0070.01018.40
8.3.50.0140.00521.20
8.3.40.0080.00818.54
8.3.30.0110.00418.71
8.3.20.0090.00018.52
8.3.10.0070.00019.29
8.3.00.0050.00221.69
8.2.180.0120.00616.50
8.2.170.0100.00322.96
8.2.160.0110.00320.34
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00021.04
8.2.110.0080.00020.35
8.2.100.0070.00417.59
8.2.90.0070.00019.04
8.2.80.0000.00817.97
8.2.70.0040.00417.38
8.2.60.0050.00317.93
8.2.50.0130.00418.07
8.2.40.0080.00018.09
8.2.30.0000.00821.21
8.2.20.0040.00417.46
8.2.10.0030.00617.75
8.2.00.0000.00717.62
8.1.280.0060.01325.92
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0100.00022.36
8.1.230.0100.00320.79
8.1.220.0040.00418.77
8.1.210.0050.00318.90
8.1.200.0030.00617.23
8.1.190.0040.00417.39
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0000.00718.82
8.1.150.0050.00318.41
8.1.140.0040.00417.32
8.1.130.0040.00417.74
8.1.120.0000.01017.46
8.1.110.0040.00417.43
8.1.100.0030.00317.36
8.1.90.0000.00717.38
8.1.80.0070.00017.29
8.1.70.0070.00017.38
8.1.60.0090.00017.34
8.1.50.0040.00417.46
8.1.40.0000.00817.42
8.1.30.0050.00217.40
8.1.20.0080.00017.43
8.1.10.0040.00417.51
8.1.00.0000.00717.52
8.0.300.0040.00419.76
8.0.290.0040.00417.05
8.0.280.0070.00018.29
8.0.270.0070.00017.10
8.0.260.0030.00316.67
8.0.250.0000.00716.84
8.0.240.0120.00016.78
8.0.230.0070.00016.84
8.0.220.0000.00716.82
8.0.210.0000.00616.86
8.0.200.0050.00216.89
8.0.190.0040.00416.87
8.0.180.0040.00416.73
8.0.170.0040.00416.86
8.0.160.0000.00816.84
8.0.150.0000.00716.81
8.0.140.0040.00416.66
8.0.130.0030.00313.21
8.0.120.0060.00316.68
8.0.110.0040.00416.64
8.0.100.0000.00716.89
8.0.90.0050.00216.69
8.0.80.0070.01116.81
8.0.70.0040.00416.86
8.0.60.0000.00816.71
8.0.50.0040.00416.70
8.0.30.0160.00317.06
8.0.20.0070.01117.40
8.0.10.0030.00316.94
8.0.00.0090.01216.65
7.4.330.0000.00516.84
7.4.320.0000.00616.51
7.4.300.0070.00016.45
7.4.290.0070.00016.38
7.4.280.0030.00616.55
7.4.270.0040.00416.57
7.4.260.0030.00313.22
7.4.250.0050.00216.32
7.4.240.0000.00816.56
7.4.230.0070.00016.61
7.4.220.0030.01316.47
7.4.210.0090.00616.52
7.4.200.0040.00416.46
7.4.190.0030.00316.39
7.4.160.0140.00316.69
7.4.150.0090.00917.40
7.4.140.0100.00717.86
7.4.130.0110.00916.25
7.4.120.0160.00416.64
7.4.110.0100.00616.39
7.4.100.0160.00316.34
7.4.90.0090.00916.33
7.4.80.0060.01119.39
7.4.70.0060.00916.44
7.4.60.0100.01316.50
7.4.50.0000.00816.27
7.4.40.0070.00722.77
7.4.30.0060.01016.38
7.4.00.0110.00415.01
7.3.330.0030.00313.04
7.3.320.0020.00213.10
7.3.310.0030.00316.04
7.3.300.0070.00016.17
7.3.290.0060.01116.19
7.3.280.0090.01016.18
7.3.270.0140.00317.40
7.3.260.0100.01118.24
7.3.250.0080.01116.14
7.3.240.0130.01016.25
7.3.230.0090.00916.39
7.3.210.0230.02016.37
7.3.200.0100.00719.39
7.3.190.0130.00316.16
7.3.180.0060.00916.45
7.3.170.0090.00616.52
7.3.160.0080.00816.30
7.3.120.0060.00914.63
7.2.330.0030.01516.53
7.2.320.0200.00316.39
7.2.310.0060.01316.66
7.2.300.0130.00316.61
7.2.290.0060.00916.58
7.2.80.0030.00916.57
7.2.60.0100.00616.93
7.2.00.0030.01419.14
7.1.200.0030.00715.66
7.1.100.0080.00017.96
7.1.70.0050.00316.94
7.1.60.0110.01419.40
7.1.50.0070.01416.65
7.1.00.0030.07022.45
7.0.200.0000.00816.63
7.0.140.0070.06722.01
7.0.70.0130.08021.76
7.0.60.0070.05721.86
7.0.50.0030.04722.12
7.0.40.0100.07720.14
7.0.30.0000.06720.15
7.0.20.0100.08020.11
7.0.10.0070.08320.14
7.0.00.0070.07720.12
5.6.280.0000.07721.10
5.6.220.0130.07320.46
5.6.210.0070.07720.64
5.6.200.0070.04721.01
5.6.190.0000.04321.01
5.6.180.0030.06721.05
5.6.170.0100.08021.00
5.6.160.0030.07321.08
5.6.150.0100.06721.05
5.6.140.0030.08721.03
5.6.130.0130.07021.07
5.6.120.0070.05321.10
5.6.110.0000.07021.03
5.6.100.0100.07020.94
5.6.90.0070.08321.01
5.6.80.0000.08020.43
5.6.70.0000.05720.49
5.6.60.0170.06720.30
5.6.50.0130.05020.41
5.6.40.0100.08020.26
5.6.30.0100.07320.39
5.6.20.0030.08020.34
5.6.10.0000.07720.28
5.6.00.0000.08020.36
5.5.360.0070.08320.34
5.5.350.0000.08720.46
5.5.340.0070.05720.88
5.5.330.0000.04320.86
5.5.320.0070.08320.91
5.5.310.0070.07320.82
5.5.300.0070.09020.83
5.5.290.0100.08320.86
5.5.280.0000.04720.90
5.5.270.0030.08720.86
5.5.260.0000.05020.78
5.5.250.0130.07320.63
5.5.240.0130.07020.28
5.5.230.0070.03720.23
5.5.220.0030.07720.17
5.5.210.0130.07320.29
5.5.200.0030.08019.99
5.5.190.0030.08320.25
5.5.180.0030.08019.99
5.5.160.0030.08320.18
5.5.150.0030.04019.98
5.5.140.0070.03319.97
5.5.130.0070.07320.07
5.5.120.0070.07719.98
5.5.110.0070.05720.07
5.5.100.0030.06320.13
5.5.90.0100.07319.98
5.5.80.0030.06719.95
5.5.70.0030.08320.08
5.5.60.0030.07720.16
5.5.50.0000.07320.15
5.5.40.0070.06020.08
5.5.30.0030.04720.04
5.5.20.0070.04720.13
5.5.10.0000.08320.05
5.5.00.0130.05720.04
5.4.450.0030.08319.38
5.4.440.0030.08019.37
5.4.430.0030.05719.35
5.4.420.0000.05319.50
5.4.410.0030.07019.41
5.4.400.0100.06019.09
5.4.390.0030.05718.91
5.4.380.0070.05719.21
5.4.370.0070.07319.21
5.4.360.0000.05718.85
5.4.350.0070.07318.88
5.4.340.0100.07319.21
5.4.320.0070.05719.12
5.4.310.0070.07718.88
5.4.300.0030.07319.23
5.4.290.0030.04319.20
5.4.280.0070.06719.05
5.4.270.0030.07718.87
5.4.260.0070.06019.02
5.4.250.0030.06319.02
5.4.240.0100.05018.94
5.4.230.0070.06018.84
5.4.220.0070.07318.94
5.4.210.0070.07018.84
5.4.200.0030.07019.04
5.4.190.0030.04018.84
5.4.180.0030.03719.13
5.4.170.0030.08019.11
5.4.160.0100.04719.21
5.4.150.0070.07719.21
5.4.140.0000.04016.34
5.4.130.0130.04316.48
5.4.120.0070.07016.41
5.4.110.0030.07716.43
5.4.100.0070.06316.43
5.4.90.0030.06716.49
5.4.80.0070.06016.25
5.4.70.0070.07316.41
5.4.60.0030.07316.45
5.4.50.0000.07016.33
5.4.40.0000.06716.37
5.4.30.0030.07316.33
5.4.20.0100.06316.31
5.4.10.0030.07016.31
5.4.00.0070.04315.86
5.3.290.0070.04014.65
5.3.280.0000.06714.56
5.3.270.0070.05714.66
5.3.260.0030.06014.66
5.3.250.0070.04314.57
5.3.240.0030.07014.66
5.3.230.0030.04714.53
5.3.220.0130.07314.57
5.3.210.0000.07314.64
5.3.200.0030.05714.62
5.3.190.0000.04714.61
5.3.180.0000.08014.57
5.3.170.0030.07314.48
5.3.160.0130.06314.52
5.3.150.0030.05014.66
5.3.140.0000.08014.52
5.3.130.0030.05014.59
5.3.120.0030.06314.52
5.3.110.0000.04314.52
5.3.100.0030.04014.12
5.3.90.0000.03714.13
5.3.80.0000.05014.10
5.3.70.0030.07713.91
5.3.60.0100.05313.98
5.3.50.0000.06313.94
5.3.40.0070.06713.87
5.3.30.0030.07713.96
5.3.20.0000.07013.70
5.3.10.0070.05713.71
5.3.00.0000.07313.65
5.2.170.0030.03012.15
5.2.160.0030.06312.15
5.2.150.0030.06012.15
5.2.140.0030.05012.15
5.2.130.0030.06012.15
5.2.120.0030.04712.15
5.2.110.0030.02712.15
5.2.100.0070.03712.15
5.2.90.0030.03012.15
5.2.80.0000.03012.15
5.2.70.0000.03012.15
5.2.60.0000.05012.15
5.2.50.0030.02712.15
5.2.40.0000.03012.15
5.2.30.0030.02712.15
5.2.20.0030.05712.15
5.2.10.0000.03012.15
5.2.00.0000.03012.15
5.1.60.0100.03012.15
5.1.50.0000.02712.15
5.1.40.0000.02312.15
5.1.30.0000.02712.15
5.1.20.0030.02312.15
5.1.10.0000.04712.15
5.1.00.0030.02312.15
5.0.50.0000.02312.15
5.0.40.0000.02012.15
5.0.30.0000.03312.15
5.0.20.0000.02012.15
5.0.10.0000.02312.15
5.0.00.0030.03012.15
4.4.90.0000.02312.15
4.4.80.0000.01712.15
4.4.70.0000.01712.15
4.4.60.0000.01712.15
4.4.50.0030.01312.15
4.4.40.0000.03312.15
4.4.30.0030.01312.15
4.4.20.0000.02712.15
4.4.10.0000.01712.15
4.4.00.0000.02712.15
4.3.110.0030.01312.15
4.3.100.0000.01312.15
4.3.90.0000.01712.15
4.3.80.0000.02312.15
4.3.70.0000.01312.15
4.3.60.0030.01312.15
4.3.50.0000.03712.15
4.3.40.0000.03712.15
4.3.30.0000.02012.15
4.3.20.0000.02712.15
4.3.10.0000.01712.15
4.3.00.0000.01712.15

preferences:
38.3 ms | 401 KiB | 5 Q