3v4l.org

run code in 300+ PHP versions simultaneously
<?php print base64_encode(""); print "\n"; print base64_encode("Neogen931!");

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)
8.3.60.0030.01018.18
8.3.50.0070.01421.92
8.3.40.0090.01218.74
8.3.30.0110.00418.84
8.3.20.0070.00020.21
8.3.10.0040.01123.67
8.3.00.0090.00019.13
8.2.180.0090.00618.04
8.2.170.0170.00322.96
8.2.160.0090.00618.89
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0100.00326.16
8.2.120.0040.00422.05
8.2.110.0030.00522.16
8.2.100.0070.00417.78
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0080.00017.50
8.2.60.0100.00017.80
8.2.50.0040.00418.07
8.2.40.0060.00319.95
8.2.30.0000.00718.18
8.2.20.0070.00017.48
8.2.10.0040.00417.97
8.2.00.0030.00717.54
8.1.280.0070.01325.92
8.1.270.0040.00423.96
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0090.00023.84
8.1.230.0080.00318.98
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0070.00317.23
8.1.190.0040.00417.09
8.1.180.0000.00818.10
8.1.170.0040.00418.43
8.1.160.0000.00721.88
8.1.150.0040.00418.50
8.1.140.0000.00717.31
8.1.130.0070.00017.22
8.1.120.0000.00717.41
8.1.110.0070.00017.25
8.1.100.0000.00817.20
8.1.90.0040.00417.23
8.1.80.0030.00517.23
8.1.70.0000.00717.27
8.1.60.0000.00917.45
8.1.50.0040.00417.25
8.1.40.0080.00417.28
8.1.30.0090.00017.54
8.1.20.0040.00417.50
8.1.10.0070.00017.46
8.1.00.0040.00417.28
8.0.300.0070.00018.77
8.0.290.0050.00317.05
8.0.280.0000.00818.37
8.0.270.0030.00317.10
8.0.260.0060.00016.78
8.0.250.0040.00416.86
8.0.240.0000.00716.83
8.0.230.0030.00316.81
8.0.220.0030.00316.59
8.0.210.0000.00716.66
8.0.200.0000.00816.77
8.0.190.0000.00716.82
8.0.180.0070.00016.75
8.0.170.0040.00416.82
8.0.160.0000.00716.82
8.0.150.0000.00816.62
8.0.140.0040.00416.70
8.0.130.0080.00013.17
8.0.120.0030.00516.77
8.0.110.0000.00716.79
8.0.100.0000.00716.77
8.0.90.0050.00216.63
8.0.80.0030.01216.68
8.0.70.0000.00816.82
8.0.60.0070.00016.65
8.0.50.0030.00416.71
8.0.30.0090.01216.80
8.0.20.0110.00917.40
8.0.10.0000.00716.93
8.0.00.0070.01516.65
7.4.330.0020.00215.00
7.4.320.0050.00216.49
7.4.300.0070.00016.54
7.4.290.0000.00716.35
7.4.280.0030.00316.46
7.4.270.0030.00316.26
7.4.260.0080.00016.30
7.4.250.0040.00416.32
7.4.240.0030.00416.42
7.4.230.0030.00316.21
7.4.220.0090.01516.39
7.4.210.0070.00716.41
7.4.200.0030.00316.54
7.4.190.0030.00316.23
7.4.160.0060.00916.31
7.4.150.0160.00917.40
7.4.140.0100.01017.86
7.4.130.0060.01016.38
7.4.120.0140.00316.34
7.4.110.0050.01116.16
7.4.100.0180.00516.58
7.4.90.0150.00316.34
7.4.80.0150.00419.39
7.4.70.0100.00616.56
7.4.60.0060.01216.31
7.4.50.0030.00616.45
7.4.40.0060.01516.48
7.4.30.0090.01316.61
7.4.00.0100.00214.55
7.3.330.0000.00512.97
7.3.320.0040.00412.99
7.3.310.0000.00715.93
7.3.300.0030.00516.19
7.3.290.0080.00616.11
7.3.280.0100.00916.11
7.3.270.0120.00617.40
7.3.260.0070.01016.46
7.3.250.0100.01016.38
7.3.240.0090.01016.43
7.3.230.0090.00616.39
7.3.210.0120.00916.22
7.3.200.0110.00819.39
7.3.190.0100.01016.24
7.3.180.0050.01016.13
7.3.170.0080.00816.27
7.3.160.0120.00316.13
7.3.120.0070.01014.63
7.3.10.0040.01116.51
7.3.00.0030.01216.67
7.2.330.0060.01116.54
7.2.320.0190.01416.58
7.2.310.0150.00316.51
7.2.300.0140.00316.38
7.2.290.0120.00916.43
7.2.130.0060.00316.72
7.2.120.0030.01416.58
7.2.110.0060.00616.70
7.2.100.0030.01016.88
7.2.90.0070.00316.53
7.2.80.0090.00616.70
7.2.70.0060.00916.80
7.2.60.0030.01116.86
7.2.50.0030.01216.49
7.2.40.0030.01016.73
7.2.30.0040.00416.91
7.2.20.0060.00916.81
7.2.10.0090.00916.79
7.2.00.0070.00716.67
7.1.250.0000.01215.80
7.1.200.0000.01115.61
7.1.70.0030.00316.68
7.1.60.0100.01319.46
7.1.50.0000.01316.83
7.1.00.0100.07022.43
7.0.200.0030.01316.50
7.0.140.0030.07021.96
7.0.60.0030.05019.84
7.0.50.0030.08717.82
7.0.40.0070.04720.24
7.0.30.0270.08320.04
7.0.20.0330.06320.20
7.0.10.0030.05020.05
7.0.00.0130.04720.18
5.6.280.0000.07721.14
5.6.210.0070.05320.64
5.6.200.0130.06018.18
5.6.190.0030.08020.57
5.6.180.0130.08720.43
5.6.170.0270.06020.40
5.6.160.0130.07320.49
5.6.150.0070.04718.18
5.6.140.0030.06318.11
5.6.130.0000.04318.22
5.6.120.0100.04321.02
5.6.110.0130.07720.98
5.6.100.0100.07321.00
5.6.90.0070.08321.11
5.6.80.0130.06020.37
5.5.350.4230.04020.34
5.5.340.0100.06017.96
5.5.330.0030.04720.36
5.5.320.0230.04020.34
5.5.310.0300.07320.20
5.5.300.0070.08718.02
5.5.290.0070.07317.94
5.5.280.0030.04320.76
5.5.270.0100.08020.87
5.5.260.0230.07720.86
5.5.250.0100.04320.68
5.5.240.0000.04720.13
5.4.450.0630.06719.65
5.4.440.0870.06019.55
5.4.430.0770.05319.27
5.4.420.0900.04319.47
5.4.410.0830.05319.44
5.4.400.0900.05319.31
5.4.390.0870.05319.32
5.4.380.0370.05718.65
5.4.370.0330.05018.74
5.4.360.0300.05018.77
5.4.350.0400.05018.77
5.4.340.0130.06318.68
5.4.320.0030.03812.45
5.4.310.0110.04712.45
5.4.300.0060.04112.45
5.4.290.0050.04412.45
5.4.280.0080.04012.35
5.4.270.0140.04712.35
5.4.260.0080.05412.34
5.4.250.0110.05312.34
5.4.240.0100.05112.35
5.4.230.0130.04812.34
5.4.220.0080.05812.34
5.4.210.0100.06612.34
5.4.200.0090.06612.34
5.4.190.0100.05812.34
5.4.180.0080.05412.33
5.4.170.0110.05412.35
5.4.160.0110.04712.34
5.4.150.0080.04712.34
5.4.140.0070.05312.02
5.4.130.0070.04712.01
5.4.120.0110.04711.97
5.4.110.0090.05111.96
5.4.100.0110.04811.96
5.4.90.0070.05911.96
5.4.80.0050.05211.96
5.4.70.0110.04711.96
5.4.60.0140.04311.96
5.4.50.0110.05011.96
5.4.40.0080.04611.95
5.4.30.0080.06111.95
5.4.20.0090.05911.95
5.4.10.0080.05411.95
5.4.00.0060.05111.44
5.3.290.0070.03812.80
5.3.280.0050.05212.71
5.3.270.0100.05012.72
5.3.260.0070.05412.71
5.3.250.0100.05212.72
5.3.240.0100.05112.72
5.3.230.0110.04912.71
5.3.220.0080.05412.68
5.3.210.0110.05312.68
5.3.200.0110.05012.68
5.3.190.0100.05112.68
5.3.180.0070.05412.67
5.3.170.0100.05112.66
5.3.160.0310.09712.67
5.3.150.0090.04812.68
5.3.140.0160.05312.66
5.3.130.0110.06212.65
5.3.120.0140.05012.66
5.3.110.0080.03912.66
5.3.100.0060.03812.12
5.3.90.0070.03812.08
5.3.80.0090.04012.07
5.3.70.0080.05312.07
5.3.60.0080.04612.06
5.3.50.0090.04612.00
5.3.40.0080.03912.00
5.3.30.0060.03911.94
5.3.20.0090.03511.71
5.3.10.0030.03811.69
5.3.00.0080.04111.67
5.2.170.0060.0479.18
5.2.160.0050.0359.18
5.2.150.0040.0339.18
5.2.140.0030.0429.17
5.2.130.0070.0289.14
5.2.120.0040.0309.14
5.2.110.0050.0299.13
5.2.100.0040.0309.13
5.2.90.0070.0329.13
5.2.80.0060.0439.13
5.2.70.0070.0409.13
5.2.60.0050.0429.08
5.2.50.0070.0409.05
5.2.40.0100.0389.03
5.2.30.0060.0439.00
5.2.20.0060.0408.99
5.2.10.0070.0398.91
5.2.00.0040.0468.77
5.1.60.0080.0348.06
5.1.50.0050.0388.05
5.1.40.0060.0398.04
5.1.30.0070.0418.39
5.1.20.0080.0408.40
5.1.10.0190.0288.13
5.1.00.0070.0438.14
5.0.50.0040.0366.61
5.0.40.0070.0276.47
5.0.30.0040.0446.29
5.0.20.0060.0266.26
5.0.10.0050.0316.23
5.0.00.0040.0436.22
4.4.90.0050.0234.78
4.4.80.0020.0244.76
4.4.70.0040.0214.75
4.4.60.0040.0214.76
4.4.50.0020.0254.77
4.4.40.0020.0364.71
4.4.30.0030.0224.76
4.4.20.0040.0224.85
4.4.10.0030.0234.85
4.4.00.0030.0344.76
4.3.110.0060.0214.66
4.3.100.0090.0164.66
4.3.90.0060.0194.63
4.3.80.0040.0344.58
4.3.70.0070.0204.63
4.3.60.0020.0234.63
4.3.50.0080.0184.63
4.3.40.0060.0324.54
4.3.30.0080.0373.28
4.3.20.0040.0183.26
4.3.10.0020.0163.21
4.3.00.0070.0239.00

preferences:
43.87 ms | 401 KiB | 5 Q