3v4l.org

run code in 300+ PHP versions simultaneously
<?php $some_string = "1"; echo convert_uuencode(convert_uuencode($some_string));

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)
8.3.40.0070.00718.67
8.3.30.0120.00918.92
8.3.20.0040.00420.29
8.3.10.0000.00823.61
8.3.00.0120.00619.21
8.2.170.0130.00622.96
8.2.160.0100.00320.38
8.2.150.0000.00824.18
8.2.140.0030.00624.66
8.2.130.0030.00526.16
8.2.120.0000.00820.76
8.2.110.0090.00022.14
8.2.100.0120.00017.77
8.2.90.0000.00819.26
8.2.80.0030.00617.97
8.2.70.0030.00517.50
8.2.60.0060.00318.16
8.2.50.0060.00318.07
8.2.40.0040.00419.70
8.2.30.0070.00318.33
8.2.20.0040.00417.63
8.2.10.0040.00418.12
8.2.00.0080.00017.55
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0070.01023.92
8.1.230.0090.00319.21
8.1.220.0000.00917.78
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0050.00317.22
8.1.180.0050.00318.10
8.1.170.0040.00418.53
8.1.160.0000.00722.01
8.1.150.0000.00718.57
8.1.140.0090.00317.39
8.1.130.0040.00417.93
8.1.120.0000.00717.42
8.1.110.0080.00017.33
8.1.100.0040.00417.36
8.1.90.0040.00417.45
8.1.80.0040.00417.30
8.1.70.0030.00317.45
8.1.60.0080.00017.54
8.1.50.0050.00317.43
8.1.40.0040.00717.52
8.1.30.0040.00717.66
8.1.20.0090.00017.55
8.1.10.0040.00417.59
8.1.00.0040.00417.45
8.0.300.0040.00418.77
8.0.290.0030.00617.05
8.0.280.0000.00818.50
8.0.270.0020.00517.21
8.0.260.0030.00317.27
8.0.250.0000.00717.02
8.0.240.0070.00016.88
8.0.230.0020.00516.86
8.0.220.0030.00316.90
8.0.210.0070.00016.77
8.0.200.0000.00616.95
8.0.190.0040.00416.91
8.0.180.0000.00716.95
8.0.170.0030.00616.90
8.0.160.0000.00716.86
8.0.150.0030.00316.82
8.0.140.0000.00816.88
8.0.130.0040.00413.30
8.0.120.0050.00316.75
8.0.110.0000.00816.82
8.0.100.0040.00416.98
8.0.90.0000.00816.78
8.0.80.0090.00616.88
8.0.70.0080.00016.80
8.0.60.0000.00816.98
8.0.50.0040.00416.72
8.0.30.0170.00216.87
8.0.20.0120.00717.40
8.0.10.0000.00717.04
8.0.00.0100.00716.73
7.4.330.0030.00315.14
7.4.320.0000.00616.49
7.4.300.0080.00016.52
7.4.290.0030.00316.52
7.4.280.0030.00516.60
7.4.270.0000.00716.55
7.4.260.0000.00716.56
7.4.250.0050.00216.51
7.4.240.0020.00516.56
7.4.230.0000.00716.51
7.4.220.0090.00916.63
7.4.210.0060.00916.53
7.4.200.0000.00716.41
7.4.190.0000.00716.59
7.4.160.0130.00316.64
7.4.150.0090.00917.40
7.4.140.0080.01117.86
7.4.130.0030.01416.56
7.4.120.0100.00816.61
7.4.110.0140.00416.54
7.4.100.0070.01116.31
7.4.90.0160.00016.68
7.4.80.0230.00319.39
7.4.70.0080.01216.52
7.4.60.0150.00616.37
7.4.50.0080.00016.65
7.4.40.0130.00316.44
7.4.30.0100.00716.45
7.4.00.0030.01314.85
7.3.330.0000.00613.13
7.3.320.0000.00513.14
7.3.310.0050.00316.29
7.3.300.0000.00716.19
7.3.290.0120.00616.21
7.3.280.0070.00816.21
7.3.270.0170.00017.40
7.3.260.0100.00716.33
7.3.250.0060.01116.28
7.3.240.0100.00616.27
7.3.230.0140.00416.39
7.3.210.0090.00916.18
7.3.200.0060.01119.39
7.3.190.0030.01316.12
7.3.180.0120.00316.39
7.3.170.0100.01016.27
7.3.160.0120.00416.52
7.3.120.0070.00714.87
7.2.330.0110.01116.38
7.2.320.0070.01116.27
7.2.310.0070.01116.52
7.2.300.0090.00916.26
7.2.290.0030.01416.61
7.2.00.0060.00919.27
7.1.200.0040.00415.68
7.1.100.0000.01118.09
7.1.70.0000.00817.10
7.1.60.0030.01419.46
7.1.50.0090.00916.96
7.1.00.0100.07022.31
7.0.200.0040.00416.66
7.0.140.0030.07321.92
7.0.60.0030.07719.90
7.0.50.0030.08717.86
7.0.40.0130.04720.06
7.0.30.0130.05020.20
7.0.20.0170.05320.30
7.0.10.0130.07320.09
7.0.00.0130.06720.30
5.6.280.0000.07320.98
5.6.210.0070.07320.70
5.6.200.0030.04018.10
5.6.190.0100.06720.39
5.6.180.0070.09020.39
5.6.170.0230.05020.54
5.6.160.0100.08020.54
5.6.150.0070.08318.11
5.6.140.0130.07718.11
5.6.130.0070.04018.21
5.6.120.0030.04020.98
5.6.110.0000.07721.00
5.6.100.0070.08321.00
5.6.90.0000.05721.07
5.6.80.0100.07720.47
5.5.350.0100.04720.42
5.5.340.0030.04017.98
5.5.330.0070.08720.16
5.5.320.0270.07720.34
5.5.310.0200.04320.29
5.5.300.0030.08018.02
5.5.290.0030.07718.02
5.5.280.0070.09020.86
5.5.270.0070.03720.86
5.5.260.0000.04320.72
5.5.250.0170.07020.57
5.5.240.0030.04720.28
5.4.450.0400.07319.10
5.4.440.0570.06019.58
5.4.430.0330.06319.36
5.4.420.0270.06019.36
5.4.410.0270.07019.24
5.4.400.0330.04319.07
5.4.390.0100.07018.93
5.4.380.0130.05318.50
5.4.370.0170.05018.57
5.4.360.0130.05018.66
5.4.350.0130.05018.77
5.4.340.0070.05718.48
5.4.320.0070.05412.45
5.4.310.0060.05012.45
5.4.300.0110.04712.45
5.4.290.0110.05112.45
5.4.280.0150.05712.35
5.4.270.0130.05812.35
5.4.260.0110.05812.35
5.4.250.0130.05712.34
5.4.240.0120.05512.34
5.4.230.0120.06012.34
5.4.220.0140.05312.34
5.4.210.0160.05912.34
5.4.200.0100.06812.34
5.4.190.0130.06712.33
5.4.180.0090.04712.33
5.4.170.0110.04512.35
5.4.160.0050.04912.34
5.4.150.0100.05712.34
5.4.140.0120.04712.02
5.4.130.0050.04712.01
5.4.120.0090.04211.96
5.4.110.0060.07911.96
5.4.100.0130.08411.96
5.4.90.0090.06211.96
5.4.80.0090.05411.96
5.4.70.0160.05211.96
5.4.60.0150.05911.96
5.4.50.0060.06111.96
5.4.40.0090.05011.95
5.4.30.0080.04911.95
5.4.20.0070.06811.95
5.4.10.0100.06211.95
5.4.00.0110.06611.43
5.3.290.0070.03912.80
5.3.280.0100.06112.71
5.3.270.0100.06912.72
5.3.260.0210.10312.72
5.3.250.0140.05712.72
5.3.240.0090.06312.72
5.3.230.0150.05312.71
5.3.220.0100.05912.68
5.3.210.0170.05212.68
5.3.200.0130.05612.68
5.3.190.0050.06012.68
5.3.180.0190.07612.67
5.3.170.0090.06812.66
5.3.160.0110.05712.67
5.3.150.0080.06312.68
5.3.140.0120.05712.66
5.3.130.0120.05412.66
5.3.120.0090.05512.66
5.3.110.0060.06212.66
5.3.100.0110.04912.11
5.3.90.0060.06212.08
5.3.80.0120.07912.07
5.3.70.0040.05212.07
5.3.60.0110.04812.07
5.3.50.0100.04912.00
5.3.40.0100.04912.00
5.3.30.0080.05111.95
5.3.20.0130.04511.72
5.3.10.0060.04911.69
5.3.00.0070.05211.68
5.2.170.0070.0449.18
5.2.160.0050.0369.18
5.2.150.0090.0519.18
5.2.140.0100.0499.18
5.2.130.0100.0399.13
5.2.120.0100.0379.13
5.2.110.0040.0429.13
5.2.100.0060.0429.14
5.2.90.0060.0429.13
5.2.80.0170.0919.13
5.2.70.0040.0539.13
5.2.60.0080.0399.09
5.2.50.0090.0389.05
5.2.40.0100.0339.03
5.2.30.0130.0439.01
5.2.20.0080.0489.00
5.2.10.0150.0388.92
5.2.00.0090.0458.77
5.1.60.0090.0348.06
5.1.50.0110.0628.05
5.1.40.0070.0358.04
5.1.30.0050.0398.39
5.1.20.0100.0358.41
5.1.10.0070.0358.14
5.1.00.0040.0458.14
5.0.50.0060.0296.61
5.0.40.0050.0296.47
5.0.30.0080.0516.28
5.0.20.0050.0296.26
5.0.10.0050.0306.23
5.0.00.0060.0426.23
4.4.90.0020.0384.78
4.4.80.0080.0344.76
4.4.70.0040.0264.75
4.4.60.0060.0194.75
4.4.50.0100.0574.77
4.4.40.0030.0364.71
4.4.30.0030.0294.75
4.4.20.0090.0344.84
4.4.10.0050.0304.85
4.4.00.0090.0474.76
4.3.110.0120.0304.67
4.3.100.0050.0344.66
4.3.90.0080.0424.63
4.3.80.0070.0414.58
4.3.70.0100.0284.63
4.3.60.0040.0424.63
4.3.50.0060.0444.63
4.3.40.0090.0494.54
4.3.30.0040.0303.28
4.3.20.0040.0393.25
4.3.10.0090.0403.22
4.3.00.0130.0307.24

preferences:
41.53 ms | 400 KiB | 5 Q