3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump((string)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)
8.3.40.0090.01019.29
8.3.30.0110.01119.62
8.3.20.0090.00621.65
8.3.10.0110.00322.31
8.3.00.0100.00721.03
8.2.170.0090.00719.82
8.2.160.0120.00820.83
8.2.150.0130.00520.75
8.2.140.0090.00621.80
8.2.130.0070.00823.12
8.2.120.0080.00621.75
8.2.110.0100.00421.55
8.2.100.0100.00521.08
8.2.90.0120.00420.73
8.2.80.0090.00420.75
8.2.70.0100.00633.58
8.2.60.0120.00631.98
8.2.50.0120.00433.69
8.2.40.0080.00732.20
8.2.30.0080.00732.00
8.2.20.0080.00831.97
8.2.10.0080.00731.98
8.2.00.0090.00731.98
8.1.270.0070.00622.68
8.1.260.0060.00823.94
8.1.250.0070.00624.26
8.1.240.0110.00621.70
8.1.230.0090.00821.09
8.1.220.0090.00520.74
8.1.210.0130.00320.80
8.1.200.0090.00633.71
8.1.190.0090.00731.94
8.1.180.0090.00733.67
8.1.170.0100.00532.22
8.1.160.0100.00732.35
8.1.150.0110.00632.04
8.1.140.0120.00531.92
8.1.130.0090.00631.91
8.1.120.0110.00530.65
8.1.110.0100.00630.64
8.1.100.0120.00428.87
8.1.90.0100.00629.55
8.1.80.0090.00729.83
8.1.70.0110.00427.85
8.1.60.0110.00829.62
8.1.50.0100.00729.58
8.1.40.0110.00629.58
8.1.30.0110.00529.66
8.1.20.0120.00529.93
8.1.10.0110.00628.61
8.1.00.0120.00527.78
8.0.300.0090.00620.42
8.0.290.0140.00633.20
8.0.280.0170.00431.70
8.0.270.0110.00531.65
8.0.260.0140.00631.58
8.0.250.0100.00730.40
8.0.240.0150.00530.35
8.0.230.0140.00530.39
8.0.220.0130.00529.23
8.0.210.0120.00829.23
8.0.200.0130.00629.27
8.0.190.0140.00529.22
8.0.180.0110.00629.23
8.0.170.0130.00729.28
8.0.160.0140.00329.24
8.0.150.0130.00429.19
8.0.140.0120.00628.26
8.0.130.0110.00627.18
8.0.120.0110.00527.42
8.0.110.0120.00627.42
8.0.100.0100.00827.48
8.0.90.0140.00427.42
8.0.80.0130.00527.42
8.0.70.0120.00327.44
8.0.60.0130.00627.42
8.0.50.0140.00427.44
8.0.30.0100.00526.88
8.0.20.0120.00626.87
8.0.10.0120.00527.53
8.0.00.0110.00527.11
7.4.330.0110.00429.88
7.4.320.0160.00430.15
7.4.300.0160.00327.21
7.4.290.0160.00529.00
7.4.280.0170.00529.03
7.4.270.0160.00528.05
7.4.260.0150.00627.20
7.4.250.0130.00627.15
7.4.240.0150.00526.49
7.4.230.0160.00427.19
7.4.220.0140.00527.20
7.4.210.0140.00525.86
7.4.200.0140.00527.25
7.4.190.0140.00427.26
7.4.180.0170.00528.17
7.4.160.0150.00527.24
7.4.150.0150.00727.27
7.4.140.0160.00526.62
7.4.130.0130.00726.42
7.4.120.0160.00526.41
7.4.110.0130.00627.14
7.4.100.0160.00427.17
7.4.90.0140.00627.15
7.4.80.0160.00426.62
7.4.70.0150.00626.41
7.4.60.0150.00526.39
7.4.50.0140.00526.38
7.4.40.0140.00726.81
7.4.30.0140.00626.50
7.4.20.0140.00727.12
7.4.10.0170.00527.02
7.4.00.0140.00526.31
7.3.330.0140.00526.88
7.3.320.0150.00626.88
7.3.310.0150.00627.11
7.3.300.0150.00627.19
7.3.290.0160.00527.08
7.3.280.0170.00525.73
7.3.270.0160.00627.14
7.3.260.0180.00427.09
7.3.250.0180.00526.43
7.3.240.0160.00627.13
7.3.230.0170.00527.05
7.3.220.0170.00627.84
7.3.210.0160.00727.08
7.3.200.0140.00626.53
7.3.190.0160.00626.34
7.3.180.0160.00626.37
7.3.170.0150.00626.48
7.3.160.0190.00526.34
7.3.150.0170.00627.06
7.3.140.0190.00527.10
7.3.130.0170.00627.05
7.3.120.0140.00625.50
7.3.110.0150.00525.57
7.3.100.0150.00525.47
7.3.90.0140.00725.59
7.3.80.0150.00625.49
7.3.70.0130.00625.71
7.3.60.0140.00625.60
7.3.50.0150.00625.57
7.3.40.0150.00624.34
7.3.30.0150.00523.82
7.3.20.0170.00624.92
7.3.10.0150.00624.90
7.3.00.0190.00624.92
7.2.340.0170.00427.97
7.2.330.0150.00627.10
7.2.320.0140.00626.38
7.2.310.0150.00626.40
7.2.300.0150.00526.38
7.2.290.0130.00626.41
7.2.280.0140.00727.12
7.2.270.0150.00727.10
7.2.260.0140.00827.08
7.2.250.0150.00627.14
7.2.240.0140.00625.58
7.2.230.0140.00725.60
7.2.220.0150.00625.53
7.2.210.0150.00525.57
7.2.200.0160.00525.61
7.2.190.0130.00625.66
7.2.180.0130.00725.60
7.2.170.0130.00624.48
7.2.160.0140.00624.37
7.2.150.0170.00525.04
7.2.140.0160.00525.10
7.2.130.0140.00625.12
7.2.120.0150.00625.13
7.2.110.0160.00425.10
7.2.100.0120.00625.16
7.2.90.0160.00725.10
7.2.80.0160.00625.13
7.2.70.0150.00625.10
7.2.60.0130.00724.71
7.2.50.0150.00625.13
7.2.40.0160.00625.15
7.2.30.0150.00625.19
7.2.20.0160.00525.14
7.2.10.0150.00725.11
7.2.00.0110.00624.80
7.1.330.0170.00425.59
7.1.320.0150.00625.56
7.1.310.0150.00525.58
7.1.300.0130.00725.54
7.1.290.0160.00525.62
7.1.280.0140.00624.37
7.1.270.0140.00524.58
7.1.260.0170.00624.40
7.1.250.0150.00524.37
7.1.240.0160.00624.85
7.1.230.0170.00424.86
7.1.220.0160.00524.89
7.1.210.0200.00524.87
7.1.200.0140.00724.31
7.1.190.0180.00524.86
7.1.180.0150.00624.82
7.1.170.0160.00724.85
7.1.160.0170.00525.09
7.1.150.0170.00624.84
7.1.140.0170.00624.89
7.1.130.0140.00624.85
7.1.120.0160.00624.83
7.1.110.0160.00624.87
7.1.100.0150.00623.71
7.1.90.0180.00524.86
7.1.80.0160.00524.93
7.1.70.0170.00524.40
7.1.60.0150.00624.47
7.1.50.0150.00724.59
7.1.40.0180.00524.85
7.1.30.0160.00524.89
7.1.20.0230.00725.58
7.1.10.0160.00524.87
7.1.00.0110.01024.75
7.0.330.0200.00424.67
7.0.320.0140.00524.70
7.0.310.0160.00424.68
7.0.300.0150.00624.62
7.0.290.0160.00624.66
7.0.280.0140.00724.70
7.0.270.0160.00524.66
7.0.260.0160.00624.65
7.0.250.0180.00424.76
7.0.240.0160.00424.70
7.0.230.0150.00624.72
7.0.220.0170.00524.75
7.0.210.0150.00724.71
7.0.200.0140.00624.23
7.0.190.0170.00424.74
7.0.180.0140.00624.66
7.0.170.0140.00624.77
7.0.160.0180.00524.65
7.0.150.0160.00424.72
7.0.140.0150.00824.52
7.0.130.0150.00524.76
7.0.120.0160.00524.69
7.0.110.0160.00624.92
7.0.100.0130.00524.72
7.0.90.0150.00524.67
7.0.80.0120.00624.63
7.0.70.0130.01024.51
7.0.60.0100.00924.50
7.0.50.0110.01024.53
7.0.40.0120.00924.47
7.0.30.0120.00924.42
7.0.20.0160.00724.45
7.0.10.0160.00924.46
7.0.00.0140.00824.40
5.6.400.0150.00424.55
5.6.390.0140.00624.60
5.6.380.0160.00424.59
5.6.370.0150.00524.59
5.6.360.0150.00524.51
5.6.350.0120.00724.50
5.6.340.0130.00624.55
5.6.330.0120.00824.54
5.6.320.0140.00624.59
5.6.310.0160.00424.56
5.6.300.0150.00424.54
5.6.290.0160.00424.52
5.6.280.0130.00924.33
5.6.270.0130.00624.52
5.6.260.0120.00824.52
5.6.250.0130.00524.55
5.6.240.0130.00624.53
5.6.230.0150.00624.54
5.6.220.0140.00924.35
5.6.210.0120.01024.32
5.6.200.0130.00924.40
5.6.190.0140.00924.35
5.6.180.0120.01024.38
5.6.170.0110.00924.40
5.6.160.0130.01124.43
5.6.150.0140.01024.36
5.6.140.0140.00924.34
5.6.130.0130.01024.38
5.6.120.0130.01124.41
5.6.110.0130.00824.33
5.6.100.0130.01024.35
5.6.90.0120.01024.29
5.6.80.0130.00924.30
5.6.70.0110.01124.33
5.6.60.0150.00824.35
5.6.50.0130.00924.32
5.6.40.0110.01024.32
5.6.30.0110.01124.32
5.6.20.0130.01024.26
5.6.10.0130.00824.27
5.6.00.0120.01024.28
5.5.380.0140.00424.56
5.5.370.0130.00724.59
5.5.360.0140.00924.18
5.5.350.0130.00924.19
5.5.340.0130.00924.26
5.5.330.0140.01124.29
5.5.320.0140.00924.28
5.5.310.0140.00724.26
5.5.300.0150.00824.24
5.5.290.0130.00924.23
5.5.280.0130.00924.31
5.5.270.0130.01124.27
5.5.260.0130.00924.25
5.5.250.0120.00924.36
5.5.240.0130.01024.22
5.5.230.0140.01024.22
5.5.220.0130.01024.23
5.5.210.0130.01124.23
5.5.200.0130.00924.17
5.5.190.0120.01024.17
5.5.180.0140.00824.19
5.5.170.0140.00524.41
5.5.160.0110.01224.19
5.5.150.0140.00624.21
5.5.140.0130.00824.10
5.5.130.0120.01024.12
5.5.120.0130.00824.16
5.5.110.0130.01024.13
5.5.100.0120.01024.21
5.5.90.0140.00724.30
5.5.80.0130.00924.20
5.5.70.0120.00924.19
5.5.60.0130.00824.24
5.5.50.0140.00924.19
5.5.40.0130.01024.23
5.5.30.0120.00824.23
5.5.20.0120.00924.23
5.5.10.0130.01024.15
5.5.00.0120.00924.24
5.4.450.0110.00822.75
5.4.440.0100.00822.77
5.4.430.0110.00822.71
5.4.420.0110.00922.74
5.4.410.0110.00922.71
5.4.400.0090.00922.71
5.4.390.0110.00822.71
5.4.380.0090.00922.70
5.4.370.0110.00722.73
5.4.360.0120.00722.71
5.4.350.0110.00722.73
5.4.340.0110.00822.70
5.4.330.0100.00522.94
5.4.320.0110.00622.76
5.4.310.0100.00822.73
5.4.300.0120.00922.73
5.4.290.0100.00822.70
5.4.280.0120.00622.71
5.4.270.0110.00622.75
5.4.260.0110.00822.71
5.4.250.0100.00922.71
5.4.240.0100.00822.70
5.4.230.0100.00922.67
5.4.220.0110.00822.68
5.4.210.0120.00822.64
5.4.200.0110.00822.66
5.4.190.0120.00822.70
5.4.180.0120.00822.67
5.4.170.0120.00722.71
5.4.160.0130.00422.65
5.4.150.0100.00922.67
5.4.140.0100.00922.56
5.4.130.0120.00822.57
5.4.120.0110.00622.57
5.4.110.0120.00722.57
5.4.100.0110.00722.57
5.4.90.0110.00622.56
5.4.80.0100.00822.57
5.4.70.0110.00722.56
5.4.60.0070.00822.58
5.4.50.0090.00722.58
5.4.40.0080.00622.57
5.4.30.0090.00722.57
5.4.20.0090.00722.57
5.4.10.0090.00722.56
5.4.00.0090.00622.51
5.3.290.0100.00622.64
5.3.280.0090.00822.57
5.3.270.0090.00822.57
5.3.260.0080.00922.60
5.3.250.0080.00822.62
5.3.240.0070.00922.56
5.3.230.0070.00822.58
5.3.220.0080.00722.53
5.3.210.0080.00722.55
5.3.200.0080.00922.54
5.3.190.0090.00822.59
5.3.180.0070.00822.63
5.3.170.0070.00922.60
5.3.160.0090.00722.60
5.3.150.0080.00722.60
5.3.140.0080.00822.58
5.3.130.0090.00722.57
5.3.120.0070.00822.57
5.3.110.0100.00922.58
5.3.100.0090.00822.53
5.3.90.0090.00622.56
5.3.80.0080.00822.52
5.3.70.0080.00922.50
5.3.60.0070.00822.54
5.3.50.0060.00922.51
5.3.40.0070.00822.53
5.3.30.0080.00822.51
5.3.20.0060.00822.48
5.3.10.0070.00722.46
5.3.00.0080.00722.46

preferences:
54.54 ms | 400 KiB | 5 Q