3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump('1' <=> 2); var_dump('2' <=> 1); var_dump('1' <=> null); var_dump(null <=> null);

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)
8.3.60.0100.01016.48
8.3.50.0110.01116.46
8.3.40.0080.00818.42
8.3.30.0140.00018.50
8.3.20.0070.00020.27
8.3.10.0080.00023.49
8.3.00.0030.00517.67
8.2.180.0090.00618.17
8.2.170.0100.00722.96
8.2.160.0140.00020.32
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0000.00817.38
8.2.110.0080.00822.30
8.2.100.0000.01117.93
8.2.90.0000.00819.00
8.2.80.0030.00717.97
8.2.70.0040.00417.50
8.2.60.0040.00417.66
8.2.50.0060.00318.07
8.2.40.0080.00021.11
8.2.30.0040.00420.66
8.2.20.0040.00417.49
8.2.10.0040.00418.02
8.2.00.0000.00717.91
8.1.280.0190.00325.92
8.1.270.0120.00623.83
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00622.43
8.1.230.0090.00317.66
8.1.220.0040.00417.74
8.1.210.0090.00018.77
8.1.200.0070.00317.25
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0030.00520.12
8.1.160.0040.00421.94
8.1.150.0030.00318.76
8.1.140.0040.00419.44
8.1.130.0000.00717.44
8.1.120.0000.00717.31
8.1.110.0040.00417.20
8.1.100.0000.00717.20
8.1.90.0020.00517.34
8.1.80.0040.00417.30
8.1.70.0030.00317.20
8.1.60.0030.00617.49
8.1.50.0040.00417.37
8.1.40.0040.00417.41
8.1.30.0060.00317.43
8.1.20.0000.00717.35
8.1.10.0080.00017.39
8.1.00.0060.00317.27
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0040.00418.21
8.0.270.0030.00317.11
8.0.260.0030.00317.23
8.0.250.0030.00516.86
8.0.240.0000.00816.86
8.0.230.0070.00016.81
8.0.220.0080.00016.66
8.0.210.0040.00416.75
8.0.200.0000.00716.74
8.0.190.0040.00416.79
8.0.180.0070.00416.80
8.0.170.0000.00816.70
8.0.160.0000.00716.75
8.0.150.0000.00716.78
8.0.140.0000.00716.73
8.0.130.0000.00813.22
8.0.120.0040.00416.70
8.0.110.0040.00416.78
8.0.100.0040.00416.60
8.0.90.0030.00316.66
8.0.80.0090.01116.68
8.0.70.0040.00416.76
8.0.60.0070.00016.65
8.0.50.0040.00416.82
8.0.30.0090.00816.88
8.0.20.0090.00917.40
8.0.10.0020.00516.78
8.0.00.0100.00916.59
7.4.330.0050.00015.08
7.4.320.0000.00616.38
7.4.300.0060.00016.28
7.4.290.0070.00016.37
7.4.280.0000.00716.36
7.4.270.0000.00716.26
7.4.260.0000.00716.36
7.4.250.0030.00316.34
7.4.240.0030.00316.42
7.4.230.0030.00316.27
7.4.220.0110.00816.45
7.4.210.0030.01316.39
7.4.200.0030.00316.11
7.4.160.0090.00616.27
7.4.150.0110.00617.40
7.4.140.0100.00817.86
7.4.130.0140.00516.37
7.4.120.0030.01816.46
7.4.110.0110.00616.55
7.4.100.0140.00316.32
7.4.90.0070.01016.35
7.4.80.0090.00919.39
7.4.70.0100.00616.20
7.4.60.0080.01216.36
7.4.50.0000.00816.46
7.4.40.0090.00916.12
7.4.30.0080.00816.35
7.4.00.0110.00714.71
7.3.330.0000.00512.96
7.3.320.0030.00313.00
7.3.310.0030.00315.96
7.3.300.0000.00716.14
7.3.290.0050.00816.09
7.3.280.0120.00716.14
7.3.270.0100.00717.40
7.3.260.0120.00616.46
7.3.250.0130.00516.30
7.3.240.0030.01416.13
7.3.230.0080.00816.39
7.3.210.0030.01316.10
7.3.200.0090.00616.38
7.3.190.0120.00616.24
7.3.180.0060.00916.42
7.3.170.0150.00616.27
7.3.160.0060.01016.29
7.3.10.0090.00616.21
7.3.00.0030.00616.31
7.2.330.0140.00316.45
7.2.320.0070.01016.30
7.2.310.0160.00016.37
7.2.300.0160.00616.30
7.2.290.0130.01116.39
7.2.130.0030.01016.76
7.2.120.0080.00816.71
7.2.110.0070.00316.66
7.2.100.0080.00416.89
7.2.90.0060.00616.67
7.2.80.0040.00816.43
7.2.70.0070.00416.54
7.2.60.0070.00716.73
7.2.50.0030.01016.61
7.2.40.0030.01016.39
7.2.30.0070.00716.68
7.2.20.0110.00416.54
7.2.10.0080.00316.66
7.2.00.0050.00817.95
7.1.250.0040.00415.86
7.1.200.0060.00615.50
7.1.100.0000.00818.13
7.1.70.0070.00716.70
7.1.60.0120.01219.50
7.1.50.0100.01016.86
7.1.00.0100.07022.36
7.0.200.0000.00716.59
7.0.60.0170.06719.80
7.0.50.0170.07717.82
7.0.40.0100.07720.29
7.0.30.0300.05320.00
7.0.20.0300.07020.00
7.0.10.0300.07320.09
7.0.00.0170.07020.07
5.6.280.0030.03020.89
5.6.210.0000.04320.72
5.6.200.0070.08018.25
5.6.190.0030.04320.64
5.6.180.3800.04020.61
5.6.170.0330.06720.55
5.6.160.0100.04320.43
5.6.150.0100.07318.16
5.6.140.0070.07318.28
5.6.130.0070.06318.19
5.6.120.0200.07321.02
5.6.110.0200.07320.95
5.6.100.0070.07320.88
5.6.90.0030.05021.07
5.6.80.0070.08020.43
5.6.70.0070.07320.49
5.5.350.0130.08720.37
5.5.340.0030.04018.03
5.5.330.0030.04720.21
5.5.320.0500.07020.26
5.5.310.0270.07320.35
5.5.300.0130.07018.07
5.5.290.0130.08018.08
5.5.280.0100.07020.87
5.5.270.0030.04720.75
5.5.260.0070.08320.78
5.5.250.0070.08320.57
5.5.240.0070.07320.27
5.4.450.0830.05319.30
5.4.440.0900.04719.57
5.4.430.0630.05319.30
5.4.420.0770.05719.56
5.4.410.0970.05019.17
5.4.400.0870.06719.34
5.4.390.0700.07019.28
5.4.380.0830.05019.02
5.4.370.0600.05718.98
5.4.360.0600.05719.12
5.4.350.0570.05719.33
5.4.340.0730.06019.24
5.4.320.0870.05018.84
5.4.310.0870.04719.02
5.4.300.0870.04719.14
5.4.290.0830.05018.84
5.4.280.0800.05319.35
5.4.270.0830.04718.96
5.4.260.0870.04719.18
5.4.250.0700.06019.24
5.4.240.0670.06319.32
5.4.230.0600.05719.23
5.4.220.0770.05719.02
5.4.210.0700.04319.10
5.4.200.0730.04019.25
5.4.190.0830.05318.82
5.4.180.0700.05019.01
5.4.170.0630.05019.17
5.4.160.0870.05319.23
5.4.150.0930.04019.25
5.4.140.0830.05316.31
5.4.130.0600.05016.50
5.4.120.0600.05316.31
5.4.110.0730.05316.60
5.4.100.0730.04316.61
5.4.90.0700.04316.38
5.4.80.0570.05316.23
5.4.70.0730.05716.63
5.4.60.0830.04316.35
5.4.50.0800.04716.21
5.4.40.0800.05016.41
5.4.30.0670.06016.61
5.4.20.0830.04316.58
5.4.10.0870.06316.21
5.4.00.0830.05715.93

preferences:
43.67 ms | 400 KiB | 5 Q