3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump("fef" & "fef" & "fef");

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)
8.3.40.0180.00318.67
8.3.30.0100.00318.84
8.3.20.0040.00420.21
8.3.10.0040.00422.11
8.3.00.0040.00422.40
8.2.170.0070.00722.96
8.2.160.0140.00018.94
8.2.150.0030.00524.18
8.2.140.0070.00724.66
8.2.130.0040.00426.16
8.2.120.0000.00819.41
8.2.110.0030.00622.16
8.2.100.0040.00719.21
8.2.90.0070.00018.90
8.2.80.0060.00317.97
8.2.70.0040.00417.50
8.2.60.0080.00017.80
8.2.50.0000.00818.07
8.2.40.0030.00618.16
8.2.30.0030.00617.93
8.2.20.0000.00817.54
8.2.10.0000.00817.55
8.2.00.0040.00717.46
8.1.270.0080.00018.41
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0060.00323.79
8.1.230.0040.00719.09
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0000.00917.22
8.1.190.0090.00017.30
8.1.180.0060.00318.50
8.1.170.0040.00418.50
8.1.160.0030.00322.21
8.1.150.0000.00818.53
8.1.140.0080.00017.27
8.1.130.0050.00317.75
8.1.120.0040.00417.22
8.1.110.0040.00817.28
8.1.100.0000.00717.30
8.1.90.0030.00317.21
8.1.80.0000.00717.29
8.1.70.0030.00317.25
8.1.60.0030.00617.45
8.1.50.0030.00517.35
8.1.40.0060.00317.39
8.1.30.0000.00717.53
8.1.20.0030.00517.56
8.1.10.0070.00317.30
8.1.00.0030.00617.19
8.0.300.0050.00318.77
8.0.290.0000.00717.04
8.0.280.0000.00718.22
8.0.270.0070.00017.07
8.0.260.0000.00716.62
8.0.250.0000.00716.82
8.0.240.0020.00516.86
8.0.230.0000.00616.71
8.0.220.0040.00416.58
8.0.210.0030.00316.76
8.0.200.0060.00016.80
8.0.190.0030.00616.84
8.0.180.0000.00716.76
8.0.170.0040.00416.72
8.0.160.0040.00416.66
8.0.150.0000.00716.56
8.0.140.0030.00516.75
8.0.130.0000.00613.16
8.0.120.0030.00516.73
8.0.110.0000.00716.78
8.0.100.0040.00416.62
8.0.90.0030.00316.75
8.0.80.0070.01116.73
8.0.70.0040.00416.86
8.0.60.0040.00416.64
8.0.50.0020.00516.75
8.0.30.0120.00616.78
8.0.20.0100.00817.40
8.0.10.0040.00416.75
8.0.00.0070.01016.52
7.4.330.0050.00015.00
7.4.320.0030.00316.50
7.4.300.0040.00416.26
7.4.290.0000.00716.38
7.4.280.0040.00416.27
7.4.270.0040.00416.37
7.4.260.0000.00716.38
7.4.250.0000.00716.32
7.4.240.0030.00416.36
7.4.230.0000.00716.57
7.4.220.0060.01016.38
7.4.210.0080.00616.43
7.4.200.0050.00316.57
7.4.190.0040.00416.47
7.4.160.0120.00316.10
7.4.150.0100.01417.40
7.4.140.0090.01117.86
7.4.130.0120.00716.37
7.4.120.0150.00216.31
7.4.110.0070.01016.21
7.4.100.0170.00716.31
7.4.90.0090.00916.31
7.4.80.0090.01219.39
7.4.70.0090.00916.35
7.4.60.0060.01116.20
7.4.50.0000.00516.27
7.4.40.0030.01322.77
7.4.30.0120.00416.36
7.4.00.0110.00414.98
7.3.330.0050.00012.96
7.3.320.0000.00513.05
7.3.310.0000.00716.21
7.3.300.0070.00015.97
7.3.290.0110.00816.13
7.3.280.0090.00816.10
7.3.270.0100.00717.40
7.3.260.0090.00916.34
7.3.250.0100.00716.42
7.3.240.0150.00316.38
7.3.230.0070.01016.39
7.3.210.0110.00616.21
7.3.200.0130.00619.39
7.3.190.0110.00816.14
7.3.180.0100.00716.33
7.3.170.0120.00316.27
7.3.160.0090.00816.23
7.3.120.0030.01214.51
7.2.330.0100.00716.29
7.2.320.0070.01116.39
7.2.310.0060.01016.38
7.2.300.0160.00316.40
7.2.290.0070.01016.29
7.2.00.0030.01019.19
7.1.100.0030.00918.03
7.1.70.0100.00616.76
7.1.60.0160.00619.82
7.1.50.0110.00416.89
7.1.00.0030.04022.46
7.0.200.0030.00316.23
7.0.140.0000.08022.08
7.0.60.0100.08019.77
7.0.50.0100.04317.84
7.0.40.0100.08020.09
7.0.30.0230.07020.14
7.0.20.0270.03720.18
7.0.10.0100.08720.38
7.0.00.0100.04720.16
5.6.280.0000.07720.90
5.6.210.0000.09020.46
5.6.200.0100.04718.19
5.6.190.0100.04020.61
5.6.180.0230.04720.56
5.6.170.0370.07320.42
5.6.160.0070.08020.48
5.6.150.0000.04318.22
5.6.140.0030.05318.21
5.6.130.0130.04018.18
5.6.120.0070.04021.14
5.6.110.0130.08320.95
5.6.100.0270.04720.88
5.6.90.0170.07320.94
5.6.80.0100.05720.44
5.6.70.4500.04320.35
5.5.350.0300.06320.41
5.5.340.0070.04017.88
5.5.330.0030.04720.42
5.5.320.0070.07320.50
5.5.310.0270.07720.30
5.5.300.0030.04317.95
5.5.290.0100.05017.91
5.5.280.0030.05320.84
5.5.270.0030.04020.88
5.5.260.0100.07720.79
5.5.250.0030.04020.78
5.5.240.0230.08020.11
5.4.450.0530.05319.54
5.4.440.0670.05719.63
5.4.430.0100.06019.66
5.4.420.0830.06319.63
5.4.410.0130.05318.96
5.4.400.0200.06318.77
5.4.390.0270.05318.62
5.4.380.0130.05318.50
5.4.370.0070.05718.52
5.4.360.0130.04318.72
5.4.350.0110.04511.97
5.4.340.0090.04311.97
5.4.320.0030.04012.45
5.4.310.0060.04012.45
5.4.300.0060.03512.45
5.4.290.0070.03712.45
5.4.280.0070.03712.34
5.4.270.0040.03912.34
5.4.260.0110.04012.34
5.4.250.0130.07318.68
5.4.240.0170.07318.98
5.4.230.0130.05318.68
5.4.220.0100.05018.98
5.4.210.0070.06018.77
5.4.200.0070.05018.70
5.4.190.0030.05718.84
5.4.180.0030.05718.91
5.4.170.0070.05718.98
5.4.160.0170.04318.69
5.4.150.0070.05318.97
5.4.140.0000.05716.53
5.4.130.0170.04016.24
5.4.120.0070.05716.28
5.4.110.0000.05716.37
5.4.100.0170.04316.36
5.4.90.0230.05316.25
5.4.80.0030.05716.29
5.4.70.0100.04716.39
5.4.60.0070.05316.45
5.4.50.0030.05016.22
5.4.40.0030.05016.48
5.4.30.0070.04716.30
5.4.20.0030.05316.34
5.4.10.0130.04716.36
5.4.00.0100.04715.70
5.3.290.0080.04712.80
5.3.280.0100.06714.61
5.3.270.0070.05014.48
5.3.260.0130.05014.69
5.3.250.0100.05014.45
5.3.240.0070.05314.75
5.3.230.0100.07314.59
5.3.220.0070.05314.43
5.3.210.0100.05014.57
5.3.200.0130.06714.45
5.3.190.0100.07014.61
5.3.180.0030.07714.44
5.3.170.0030.05314.48
5.3.160.0100.05314.55
5.3.150.0200.03714.48
5.3.140.0070.04714.43
5.3.130.0030.05314.43
5.3.120.0100.05314.56
5.3.110.0070.05314.46
5.3.100.0130.05014.05
5.3.90.0070.05013.91
5.3.80.0130.04313.79
5.3.70.0200.03713.71
5.3.60.0100.05013.97
5.3.50.0170.04314.09
5.3.40.0130.04313.79
5.3.30.0130.04013.93
5.3.20.0070.05013.60
5.3.10.0100.04313.66
5.3.00.0130.04313.50
5.2.170.0000.04710.97
5.2.160.0070.04011.03
5.2.150.0100.03711.14
5.2.140.0100.03711.05
5.2.130.0070.04011.01
5.2.120.0000.05311.25
5.2.110.0030.04711.19
5.2.100.0030.04011.02
5.2.90.0100.03311.24
5.2.80.0000.04311.10
5.2.70.0000.04311.00
5.2.60.0000.05311.04
5.2.50.0130.03311.02
5.2.40.0100.03311.10
5.2.30.0130.03010.96
5.2.20.0070.04311.06
5.2.10.0000.04311.01
5.2.00.0100.03310.71
5.1.60.0030.03310.22
5.1.50.0030.0339.93
5.1.40.0030.0339.97
5.1.30.0070.03310.48
5.1.20.0030.03710.35
5.1.10.0070.03310.11
5.1.00.0030.0379.92
5.0.50.0100.0238.60
5.0.40.0000.0308.32
5.0.30.0030.0408.27
5.0.20.0000.0308.33
5.0.10.0030.0278.25
5.0.00.0070.0378.12
4.4.90.0030.0206.62
4.4.80.0070.0176.62
4.4.70.0030.0206.62
4.4.60.0070.0176.62
4.4.50.0000.0236.62
4.4.40.0030.0506.62
4.4.30.0000.0236.62
4.4.20.0000.0276.62
4.4.10.0030.0206.62
4.4.00.0000.0337.01
4.3.110.0030.0207.01
4.3.100.0130.0107.01
4.3.90.0070.0177.01
4.3.80.0030.0307.01
4.3.70.0000.0207.01
4.3.60.0000.0237.01
4.3.50.0000.0277.01
4.3.40.0030.0307.01
4.3.30.0030.0207.01
4.3.20.0030.0207.01
4.3.10.0070.0177.01
4.3.00.0000.0237.91

preferences:
53.77 ms | 400 KiB | 5 Q