3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { protected function __toString() { return ''; } } $a = new Test(); var_dump((string) $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)
8.3.60.0220.00018.30
8.3.50.0080.00821.97
8.3.40.0120.00318.85
8.3.30.0070.00718.71
8.3.20.0090.00018.79
8.3.10.0040.00420.92
8.3.00.0070.00021.92
8.2.180.0130.01016.75
8.2.170.0140.00722.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00021.12
8.2.110.0080.00020.38
8.2.100.0080.00317.84
8.2.90.0000.00919.09
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0030.00517.80
8.2.50.0120.00018.07
8.2.40.0050.00318.09
8.2.30.0040.00419.32
8.2.20.0040.00417.59
8.2.10.0020.00517.50
8.2.00.0040.00417.68
8.1.280.0070.01025.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0100.00023.96
8.1.230.0040.00720.97
8.1.220.0080.00018.77
8.1.210.0040.00418.91
8.1.200.0060.00317.23
8.1.190.0000.00717.41
8.1.180.0040.00418.10
8.1.170.0060.00318.63
8.1.160.0050.00318.78
8.1.150.0000.00718.49
8.1.140.0000.00817.40
8.1.130.0030.00317.63
8.1.120.0070.00017.40
8.1.110.0020.00517.31
8.1.100.0000.00717.42
8.1.90.0070.00017.41
8.1.80.0000.00817.46
8.1.70.0030.00317.28
8.1.60.0060.00317.41
8.1.50.0040.00417.33
8.1.40.0020.00517.29
8.1.30.0040.00417.47
8.1.20.0030.00517.42
8.1.10.0040.00417.29
8.1.00.0030.00717.35
8.0.300.0000.00719.85
8.0.290.0040.00417.16
8.0.280.0030.00318.43
8.0.270.0000.00717.20
8.0.260.0000.00916.83
8.0.250.0000.00716.96
8.0.240.0000.00716.93
8.0.230.0040.00416.96
8.0.220.0000.00716.86
8.0.210.0000.00716.88
8.0.200.0030.00316.84
8.0.190.0000.00717.02
8.0.180.0040.00416.91
8.0.170.0040.00416.92
8.0.160.0030.00316.88
8.0.150.0070.00016.83
8.0.140.0070.00016.77
8.0.130.0000.00613.31
8.0.120.0000.00816.75
8.0.110.0000.00716.89
8.0.100.0040.00416.78
8.0.90.0040.00416.89
8.0.80.0000.01516.93
8.0.70.0070.00016.75
8.0.60.0040.00416.93
8.0.50.0000.00716.95
8.0.30.0090.00917.03
8.0.20.0080.01217.40
8.0.10.0030.00316.83
8.0.00.0050.01216.69
7.4.330.0020.00216.69
7.4.320.0000.00616.50
7.4.300.0030.00316.48
7.4.290.0070.00016.63
7.4.280.0000.00816.43
7.4.270.0000.00716.52
7.4.260.0060.00013.25
7.4.250.0040.00416.44
7.4.240.0070.00016.50
7.4.230.0000.00716.70
7.4.220.0060.00916.42
7.4.210.0080.00716.58
7.4.200.0070.00016.60
7.4.190.0000.00716.76
7.4.160.0090.00616.51
7.4.150.0030.01317.40
7.4.140.0110.00617.86
7.4.130.0110.00516.51
7.4.120.0060.01016.43
7.4.110.0100.00716.52
7.4.100.0070.01016.46
7.4.90.0090.01416.55
7.4.80.0110.01419.39
7.4.70.0110.01116.52
7.4.60.0090.00816.34
7.4.50.0080.00016.37
7.4.40.0100.00622.77
7.4.30.0150.00016.49
7.4.00.0080.00814.97
7.3.330.0050.00013.36
7.3.320.0000.00513.33
7.3.310.0030.00316.29
7.3.300.0030.00316.36
7.3.290.0120.00616.27
7.3.280.0100.00616.31
7.3.270.0040.01417.40
7.3.260.0140.00818.24
7.3.250.0120.01216.23
7.3.240.0000.01616.31
7.3.230.0000.01716.42
7.3.210.0150.00016.41
7.3.200.0120.01219.39
7.3.190.0050.01116.42
7.3.180.0060.01016.25
7.3.170.0100.01016.27
7.3.160.0060.01016.37
7.3.120.0100.00315.01
7.2.330.0060.01116.50
7.2.320.0070.01016.46
7.2.310.0090.01316.63
7.2.300.0070.01016.59
7.2.290.0090.00916.44
7.1.70.0000.00917.20
7.1.60.0140.01019.40
7.1.50.0070.01616.98
7.1.00.0070.06322.30
7.0.200.0080.00016.40
7.0.140.0000.05021.96
7.0.70.0070.08321.71
7.0.60.0030.08021.77
7.0.50.0030.07322.12
7.0.40.0030.04320.17
7.0.30.0000.05320.08
7.0.20.0000.06320.05
7.0.10.0170.07320.17
7.0.00.0030.06720.14
5.6.280.0000.07721.12
5.6.220.0030.08320.66
5.6.210.0030.05720.69
5.6.200.0030.05721.03
5.6.190.0030.08321.11
5.6.180.0100.08021.01
5.6.170.0130.07721.02
5.6.160.0030.08020.96
5.6.150.0070.08021.11
5.6.140.0030.08321.11
5.6.130.0100.08021.17
5.6.120.0030.06721.17
5.6.110.0030.08721.08
5.6.100.0030.07721.07
5.6.90.0030.08021.03
5.6.80.0070.08020.44
5.6.70.0000.08320.39
5.6.60.0070.09020.43
5.6.50.0070.05020.42
5.6.40.0030.07720.53
5.6.30.0100.07320.44
5.6.20.0100.06720.38
5.6.10.0130.06020.49
5.6.00.0070.08020.43
5.5.360.0000.08720.43
5.5.350.0000.08320.38
5.5.340.0100.08020.80
5.5.330.0030.04720.87
5.5.320.0100.06020.83
5.5.310.0070.05720.80
5.5.300.0100.08020.90
5.5.290.0130.08020.83
5.5.280.0070.08320.87
5.5.270.0070.08320.90
5.5.260.0100.07320.87
5.5.250.0000.08320.69
5.5.240.0070.08020.18
5.5.230.0070.04020.25
5.5.220.0170.07720.21
5.5.210.0070.05720.24
5.5.200.0070.08020.11
5.5.190.0100.05020.21
5.5.180.0000.08719.98
5.5.160.0100.06020.27
5.5.150.0070.05019.99
5.5.140.0070.03720.14
5.5.130.0000.07020.08
5.5.120.0100.07720.11
5.5.110.0170.06720.10
5.5.100.0030.05320.08
5.5.90.0100.07319.94
5.5.80.0030.06720.10
5.5.70.0030.08020.09
5.5.60.0100.07320.09
5.5.50.0170.06720.00
5.5.40.0100.07720.00
5.5.30.0030.08319.96
5.5.20.0070.07320.05
5.5.10.0000.08720.12
5.5.00.0070.06020.04
5.4.450.0030.06319.23
5.4.440.0100.05719.38
5.4.430.0070.07719.17
5.4.420.0130.07019.45
5.4.410.0100.06719.39
5.4.400.0070.03719.18
5.4.390.0030.07319.13
5.4.380.0000.05018.85
5.4.370.0070.05719.14
5.4.360.0030.08019.09
5.4.350.0030.08019.07
5.4.340.0100.07718.95
5.4.320.0030.08019.12
5.4.310.0030.04718.91
5.4.300.0000.07019.05
5.4.290.0070.05318.90
5.4.280.0130.06719.23
5.4.270.0000.07319.12
5.4.260.0030.06318.94
5.4.250.0070.07019.13
5.4.240.0030.07318.87
5.4.230.0030.07719.04
5.4.220.0070.07718.87
5.4.210.0100.04319.22
5.4.200.0070.05019.14
5.4.190.0170.06319.05
5.4.180.0070.07319.03
5.4.170.0030.04319.04
5.4.160.0000.08019.21
5.4.150.0100.07319.07
5.4.140.0000.05316.48
5.4.130.0030.06016.48
5.4.120.0030.06316.54
5.4.110.0070.07316.48
5.4.100.0030.07716.61
5.4.90.0000.07316.50
5.4.80.0070.05316.48
5.4.70.0100.06316.31
5.4.60.0030.05016.46
5.4.50.0030.05316.47
5.4.40.0100.07716.49
5.4.30.0000.05016.48
5.4.20.0070.06716.31
5.4.10.0000.06016.33
5.4.00.0000.05315.69
5.3.290.0100.05314.72
5.3.280.0000.08014.65
5.3.270.0030.05014.71
5.3.260.0000.06014.50
5.3.250.0100.07014.61
5.3.240.0030.07714.62
5.3.230.0070.04314.57
5.3.220.0030.06014.59
5.3.210.0000.08014.49
5.3.200.0070.07014.59
5.3.190.0070.06714.68
5.3.180.0070.06714.52
5.3.170.0000.05014.62
5.3.160.0100.07314.56
5.3.150.0030.07714.48
5.3.140.0030.05014.48
5.3.130.0070.06314.52
5.3.120.0030.07314.59
5.3.110.0000.06714.59
5.3.100.0030.07714.15
5.3.90.0000.06014.11
5.3.80.0000.07714.00
5.3.70.0030.05314.13
5.3.60.0000.06714.02
5.3.50.0070.07014.07
5.3.40.0070.07314.09
5.3.30.0070.06014.01
5.3.20.0000.07713.69
5.3.10.0030.07013.58
5.3.00.0070.07013.71
5.2.170.0000.06712.33
5.2.160.0070.06012.33
5.2.150.0030.06312.33
5.2.140.0000.04012.33
5.2.130.0000.04012.33
5.2.120.0000.04712.33
5.2.110.0030.06012.33
5.2.100.0000.06312.33
5.2.90.0070.05712.33
5.2.80.0030.06012.33
5.2.70.0030.05312.33
5.2.60.0030.06012.33
5.2.50.0000.06712.33
5.2.40.0030.06312.33
5.2.30.0030.06312.33
5.2.20.0100.05712.33
5.2.10.0000.04012.33
5.2.00.0070.06012.33
5.1.60.0070.04712.33
5.1.50.0000.05712.33
5.1.40.0000.05712.33
5.1.30.0030.06012.33
5.1.20.0030.06012.33
5.1.10.0000.05312.33
5.1.00.0000.06012.33
5.0.50.0000.04712.33
5.0.40.0030.03012.33
5.0.30.0030.06312.33
5.0.20.0030.03712.33
5.0.10.0030.03712.33
5.0.00.0030.04312.33
4.4.90.0030.03312.33
4.4.80.0000.02712.33
4.4.70.0000.03312.33
4.4.60.0030.03012.33
4.4.50.0030.02012.33
4.4.40.0000.04312.33
4.4.30.0030.02312.33
4.4.20.0000.03712.33
4.4.10.0000.03012.33
4.4.00.0000.05712.33
4.3.110.0030.03312.33
4.3.100.0000.02712.33
4.3.90.0030.02712.33
4.3.80.0030.05312.33
4.3.70.0030.03312.33
4.3.60.0000.03012.33
4.3.50.0000.03012.33
4.3.40.0070.03312.33
4.3.30.0000.02312.33
4.3.20.0000.03712.33
4.3.10.0000.03712.33
4.3.00.0000.03012.33

preferences:
48.52 ms | 401 KiB | 5 Q