3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "Hello"; echo $a; $b = $a.", "; echo $b; $b = $b."world"; echo $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)
8.3.60.0070.01016.38
8.3.50.0120.00922.02
8.3.40.0180.00018.54
8.3.30.0070.00718.56
8.3.20.0000.00820.16
8.3.10.0000.00721.73
8.3.00.0040.00423.70
8.2.180.0140.00716.38
8.2.170.0070.00722.96
8.2.160.0030.01022.07
8.2.150.0030.00524.18
8.2.140.0000.00724.66
8.2.130.0060.00320.75
8.2.120.0040.00426.35
8.2.110.0070.00319.21
8.2.100.0060.00617.80
8.2.90.0040.00419.08
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0040.00417.93
8.2.50.0000.00818.09
8.2.40.0000.00822.23
8.2.30.0080.00019.36
8.2.20.0060.00317.58
8.2.10.0000.00718.10
8.2.00.0000.00718.04
8.1.280.0070.00725.92
8.1.270.0000.00722.09
8.1.260.0000.00828.09
8.1.250.0000.00728.09
8.1.240.0040.00422.16
8.1.230.0040.00817.82
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0040.00417.25
8.1.180.0040.00418.10
8.1.170.0090.00018.52
8.1.160.0000.00720.68
8.1.150.0030.00318.70
8.1.140.0050.00319.51
8.1.130.0030.00317.69
8.1.120.0030.00317.29
8.1.110.0030.00317.43
8.1.100.0000.00817.38
8.1.90.0070.00017.26
8.1.80.0000.00717.42
8.1.70.0030.00317.41
8.1.60.0080.00017.50
8.1.50.0040.00417.50
8.1.40.0040.00417.46
8.1.30.0040.00417.43
8.1.20.0030.00517.63
8.1.10.0050.00217.46
8.1.00.0000.00717.36
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.39
8.0.270.0000.00817.24
8.0.260.0030.00317.23
8.0.250.0060.00016.93
8.0.240.0000.00616.91
8.0.230.0050.00216.92
8.0.220.0040.00416.82
8.0.210.0030.00316.89
8.0.200.0070.00016.84
8.0.190.0060.00316.82
8.0.180.0060.00616.81
8.0.170.0050.00316.91
8.0.160.0040.00416.80
8.0.150.0030.00316.93
8.0.140.0080.00016.85
8.0.130.0000.00513.30
8.0.120.0020.00516.78
8.0.110.0070.00016.73
8.0.100.0000.00716.68
8.0.90.0000.00716.83
8.0.80.0100.01016.87
8.0.70.0040.00416.95
8.0.60.0040.00416.84
8.0.50.0040.00416.85
8.0.30.0110.00617.15
8.0.20.0100.00917.40
8.0.10.0000.00716.75
8.0.00.0070.01116.72
7.4.330.0050.00016.66
7.4.320.0030.00316.48
7.4.300.0030.00316.43
7.4.290.0030.00516.44
7.4.280.0000.00816.52
7.4.270.0050.00216.50
7.4.260.0000.00916.51
7.4.250.0030.00316.50
7.4.240.0000.00816.39
7.4.230.0030.00316.32
7.4.220.0170.00316.53
7.4.210.0090.00516.43
7.4.200.0000.00716.53
7.4.160.0130.00416.30
7.4.150.0100.00717.40
7.4.140.0120.00917.86
7.4.130.0070.01116.44
7.4.120.0080.00816.41
7.4.110.0130.00316.36
7.4.100.0180.00016.48
7.4.90.0110.00816.42
7.4.80.0120.00619.39
7.4.70.0060.01016.36
7.4.60.0100.00716.32
7.4.50.0090.00616.47
7.4.40.0130.00316.33
7.4.30.0070.01116.46
7.4.00.0000.01415.06
7.3.330.0060.00013.04
7.3.320.0000.00513.12
7.3.310.0030.00316.02
7.3.300.0030.00316.23
7.3.290.0030.00316.20
7.3.280.0070.01016.19
7.3.270.0090.00917.40
7.3.260.0000.01716.39
7.3.250.0090.00916.19
7.3.240.0100.00716.33
7.3.230.0130.00316.39
7.3.210.0100.03016.33
7.3.200.0120.00819.39
7.3.190.0090.00816.24
7.3.180.0130.00316.28
7.3.170.0100.00716.38
7.3.160.0190.00416.53
7.2.330.0080.01216.57
7.2.320.0060.01016.31
7.2.310.0080.00816.66
7.2.300.0070.01016.73
7.2.290.0130.00316.66
7.2.60.0130.00016.89
7.1.200.0100.00315.75
7.1.70.0040.00416.74
7.1.60.0170.00319.40
7.1.50.0270.01034.70
7.1.00.0130.06722.45
7.0.200.0040.01116.67
7.0.60.0170.08321.76
7.0.50.0030.07717.77
7.0.40.0170.07019.90
7.0.30.0270.07720.04
7.0.20.0330.06720.13
7.0.10.0170.07720.00
7.0.00.0100.04320.13
5.6.280.0030.06721.07
5.6.210.0100.08320.54
5.6.200.0030.04318.19
5.6.190.0030.07320.28
5.6.180.0230.04020.41
5.6.170.0200.07720.49
5.6.160.0070.05020.50
5.6.150.0000.05018.18
5.6.140.0070.05318.21
5.6.130.0000.04718.16
5.6.120.0070.08021.03
5.6.110.0100.07720.96
5.6.100.0130.05021.00
5.6.90.0130.08021.01
5.6.80.0030.08020.37
5.5.350.0170.06020.32
5.5.340.0100.07717.92
5.5.330.0030.08320.21
5.5.320.0530.05020.56
5.5.310.0300.06020.20
5.5.300.0100.06317.96
5.5.290.0030.04717.90
5.5.280.0000.04320.84
5.5.270.0130.05020.94
5.5.260.0070.04020.66
5.5.250.0070.07320.58
5.5.240.0300.07320.04

preferences:
37.33 ms | 401 KiB | 5 Q