3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = 'bar'; if (!$foo !== null) { echo 'hit'; } else { echo 'no hit'; }

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)
8.3.40.0140.00718.55
8.3.30.0100.00318.96
8.3.20.0080.00020.16
8.3.10.0040.00423.69
8.3.00.0040.00422.24
8.2.170.0090.00622.96
8.2.160.0080.00622.02
8.2.150.0120.00324.18
8.2.140.0000.00824.66
8.2.130.0050.00226.16
8.2.120.0040.00419.11
8.2.110.0000.00922.25
8.2.100.0060.00617.78
8.2.90.0000.00719.28
8.2.80.0040.00418.04
8.2.70.0060.00617.63
8.2.60.0040.00418.04
8.2.50.0070.00318.07
8.2.40.0030.00918.10
8.2.30.0040.00418.03
8.2.20.0000.00717.66
8.2.10.0000.00717.65
8.2.00.0020.00517.71
8.1.270.0070.00022.19
8.1.260.0040.00426.35
8.1.250.0070.00728.09
8.1.240.0110.00723.87
8.1.230.0040.00719.05
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0000.01117.35
8.1.190.0040.00417.52
8.1.180.0000.01018.10
8.1.170.0040.00418.74
8.1.160.0070.00022.01
8.1.150.0000.00718.69
8.1.140.0040.00417.50
8.1.130.0000.00817.72
8.1.120.0040.00417.51
8.1.110.0000.00717.34
8.1.100.0000.00717.48
8.1.90.0000.00917.34
8.1.80.0000.00717.34
8.1.70.0030.00317.45
8.1.60.0000.00917.43
8.1.50.0080.00017.41
8.1.40.0050.00217.38
8.1.30.0080.00017.54
8.1.20.0030.00517.48
8.1.10.0060.00317.39
8.1.00.0040.00417.45
8.0.300.0040.00418.77
8.0.290.0030.00317.05
8.0.280.0050.00318.44
8.0.270.0000.00717.20
8.0.260.0000.00716.80
8.0.250.0000.00716.88
8.0.240.0000.00716.91
8.0.230.0000.00716.87
8.0.220.0030.00316.89
8.0.210.0000.00716.79
8.0.200.0030.00316.95
8.0.190.0050.00316.98
8.0.180.0050.00316.94
8.0.170.0040.00416.82
8.0.160.0040.00416.76
8.0.150.0000.00716.79
8.0.140.0000.00716.77
8.0.130.0060.00013.27
8.0.120.0000.00816.86
8.0.110.0000.00716.82
8.0.100.0050.00216.89
8.0.90.0000.00716.76
8.0.80.0100.00616.91
8.0.70.0000.00716.74
8.0.60.0070.00016.66
8.0.50.0040.00416.84
8.0.30.0060.01217.33
8.0.20.0080.01417.40
8.0.10.0040.00416.91
8.0.00.0090.00816.85
7.4.330.0000.00615.08
7.4.320.0000.00716.45
7.4.300.0030.00316.45
7.4.290.0040.00416.36
7.4.280.0000.00816.48
7.4.270.0030.00316.48
7.4.260.0030.00316.51
7.4.250.0030.00316.57
7.4.240.0020.00516.53
7.4.230.0030.00316.36
7.4.220.0140.00016.42
7.4.210.0120.00416.63
7.4.200.0030.00316.40
7.4.190.0000.00716.38
7.4.160.0060.00916.51
7.4.150.0070.01117.40
7.4.140.0080.01217.86
7.4.130.0120.00816.55
7.4.120.0100.01016.48
7.4.110.0130.01016.43
7.4.100.0090.00916.52
7.4.90.0130.00616.30
7.4.80.0030.01316.51
7.4.70.0150.00616.57
7.4.60.0040.01316.34
7.4.50.0040.00416.35
7.4.40.0030.01222.77
7.4.30.0120.00616.55
7.4.00.0100.00614.97
7.3.330.0000.00513.12
7.3.320.0060.00013.06
7.3.310.0040.00416.13
7.3.300.0040.00416.21
7.3.290.0100.01016.32
7.3.280.0050.01116.27
7.3.270.0060.01217.40
7.3.260.0090.00916.27
7.3.250.0100.00816.36
7.3.240.0060.01016.28
7.3.230.0080.00816.41
7.3.210.0150.00316.56
7.3.200.0100.00619.39
7.3.190.0030.01916.16
7.3.180.0040.01816.63
7.3.170.0140.00316.32
7.3.160.0100.00616.46
7.3.120.0070.01014.70
7.2.330.0110.01416.64
7.2.320.0060.01116.56
7.2.310.0120.00616.34
7.2.300.0090.00616.49
7.2.290.0050.01116.50
7.2.00.0030.00919.05
7.1.100.0000.01318.20
7.1.70.0000.00717.14
7.1.60.0040.02119.32
7.1.50.0070.01316.73
7.1.00.0100.07022.46
7.0.200.0000.01016.68
7.0.140.0000.07022.00
7.0.100.0170.04020.00
7.0.90.0100.07319.98
7.0.80.0100.08020.15
7.0.70.0130.07720.01
7.0.60.0130.07720.05
7.0.50.0030.08320.15
7.0.40.0170.07720.06
7.0.30.0030.08720.15
7.0.20.0170.07720.12
7.0.10.0000.08720.05
7.0.00.0100.08719.95
5.6.280.0070.06720.78
5.6.250.0070.08020.62
5.6.240.0030.08020.53
5.6.230.0100.08020.74
5.6.220.0030.06720.52
5.6.210.0070.08020.44
5.6.200.0170.07321.03
5.6.190.0100.08021.07
5.6.180.0070.08321.11
5.6.170.0100.05321.04
5.6.160.0070.08021.02
5.6.150.0070.07021.04
5.6.140.0000.08021.04
5.6.130.0070.08321.02
5.6.120.0200.07021.13
5.6.110.0000.09321.03
5.6.100.0030.07720.94
5.6.90.0130.08021.05
5.6.80.0030.08320.44
5.6.70.0070.08320.42
5.6.60.0130.07320.41
5.6.50.0100.07020.43
5.6.40.0030.08320.30
5.6.30.0070.08320.37
5.6.20.0170.07020.38
5.6.10.0170.03320.52
5.6.00.0030.07320.39
5.5.380.0070.06720.46
5.5.370.0100.07720.54
5.5.360.0130.05320.43
5.5.350.0130.07720.42
5.5.340.0100.08020.76
5.5.330.0070.05320.79
5.5.320.0070.08720.83
5.5.310.0070.08320.89
5.5.300.0130.07720.89
5.5.290.0030.08720.75
5.5.280.0030.08720.92
5.5.270.0070.08720.88
5.5.260.0130.08020.86
5.5.250.0100.08320.70
5.5.240.0070.07720.21
5.5.230.0070.08020.20
5.5.220.0000.06320.10
5.5.210.0070.04720.26
5.5.200.0130.07720.22
5.5.190.0030.08320.26
5.5.180.0000.06720.17
5.5.160.0070.07720.23
5.5.150.0100.08020.07
5.5.140.0030.05720.25
5.5.130.0030.07320.20
5.5.120.0030.05020.25
5.5.110.0070.04720.24
5.5.100.0070.04320.16
5.5.90.0070.07720.00
5.5.80.0030.08320.07
5.5.70.0000.08720.08
5.5.60.0170.06320.09
5.5.50.0070.08320.05
5.5.40.0000.07319.92
5.5.30.0070.07020.12
5.5.20.0030.08320.13
5.5.10.0100.07319.97
5.5.00.0070.04719.99
5.4.450.0030.06719.22
5.4.440.0170.07019.39
5.4.430.0000.08019.32
5.4.420.0130.07719.39
5.4.410.0070.08019.31
5.4.400.0070.07018.90
5.4.390.0100.07319.04
5.4.380.0100.07718.95
5.4.370.0130.06719.03
5.4.360.0000.08019.22
5.4.350.0070.06719.06
5.4.340.0070.07318.84
5.4.320.0000.08319.23
5.4.310.0070.08019.13
5.4.300.0100.07319.22
5.4.290.0070.07019.11
5.4.280.0170.06718.89
5.4.270.0100.07319.03
5.4.260.0030.04318.95
5.4.250.0170.06719.04
5.4.240.0100.07018.96
5.4.230.0100.07719.04
5.4.220.0100.05719.02
5.4.210.0170.07019.04
5.4.200.0000.08319.04
5.4.190.0070.07719.06
5.4.180.0030.08319.02
5.4.170.0100.07319.05
5.4.160.0030.04318.95
5.4.150.0100.06318.93
5.4.140.0100.06716.36
5.4.130.0100.07016.22
5.4.120.0030.07316.23
5.4.110.0130.07016.40
5.4.100.0070.07016.44
5.4.90.0100.07316.25
5.4.80.0070.04316.48
5.4.70.0070.07316.32
5.4.60.0070.06716.21
5.4.50.0030.04316.38
5.4.40.0130.06316.43
5.4.30.0000.07716.19
5.4.20.0070.07316.28
5.4.10.0100.03716.18
5.4.00.0100.07015.70
5.3.290.0170.07014.61
5.3.280.0070.05314.55
5.3.270.0170.06714.46
5.3.260.0000.06014.46
5.3.250.0030.04714.51
5.3.240.0070.06014.46
5.3.230.0030.08014.55
5.3.220.0070.06314.52
5.3.210.0030.07714.42
5.3.200.0100.06714.51
5.3.190.0070.04314.42
5.3.180.0070.08014.41
5.3.170.0130.06714.55
5.3.160.0070.07714.41
5.3.150.0100.04714.52
5.3.140.0030.04714.41
5.3.130.0100.07314.40
5.3.120.0070.05314.45
5.3.110.0070.04314.54
5.3.100.0030.08314.02
5.3.90.0100.05314.00
5.3.80.0100.07313.79
5.3.70.0000.06313.87
5.3.60.0070.07313.86
5.3.50.0100.07013.94
5.3.40.0200.03313.80
5.3.30.0030.06713.79
5.3.20.0100.06713.67
5.3.10.0170.06713.51
5.3.00.0070.07713.39
5.2.170.0130.04011.05
5.2.160.0070.05311.21
5.2.150.0000.06710.98
5.2.140.0030.06711.05
5.2.130.0100.04711.14
5.2.120.0100.05711.15
5.2.110.0130.05011.12
5.2.100.0070.05310.94
5.2.90.0100.05011.14
5.2.80.0130.05711.16
5.2.70.0000.06311.04
5.2.60.0000.06311.02
5.2.50.0030.06011.06
5.2.40.0130.05011.03
5.2.30.0070.06310.84
5.2.20.0130.05310.82
5.2.10.0070.06310.77
5.2.00.0100.05010.77
5.1.60.0030.0579.82
5.1.50.0070.05310.02
5.1.40.0030.0539.82
5.1.30.0070.05310.36
5.1.20.0070.05010.38
5.1.10.0100.05310.04
5.1.00.0030.0579.94
5.0.50.0000.0508.96
5.0.40.0070.0408.96
5.0.30.0030.0678.96
5.0.20.0030.0478.96
5.0.10.0030.0478.96
5.0.00.0000.0678.96
4.4.90.0030.0338.96
4.4.80.0030.0338.96
4.4.70.0070.0338.96
4.4.60.0030.0378.96
4.4.50.0030.0338.96
4.4.40.0070.0508.96
4.4.30.0030.0378.96
4.4.20.0030.0378.96
4.4.10.0070.0278.96
4.4.00.0030.0538.96
4.3.110.0030.0308.96
4.3.100.0000.0278.96
4.3.90.0000.0338.96
4.3.80.0030.0508.96
4.3.70.0100.0308.96
4.3.60.0100.0278.96
4.3.50.0000.0408.96
4.3.40.0000.0538.96
4.3.30.0000.0378.96
4.3.20.0000.0408.96
4.3.10.0000.0308.96
4.3.00.0070.0208.96

preferences:
68.88 ms | 400 KiB | 5 Q