3v4l.org

run code in 300+ PHP versions simultaneously
<?php utf8_encode("test()"); ?>

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)
8.3.40.0070.01118.61
8.3.30.0080.00620.21
8.3.20.0050.00318.57
8.3.10.0090.00020.79
8.3.00.0050.00319.69
8.2.170.0090.00622.96
8.2.160.0100.00320.24
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0080.00019.73
8.2.110.0030.00720.39
8.2.100.0000.01217.78
8.2.90.0040.00419.05
8.2.80.0040.00419.40
8.2.70.0040.00417.50
8.2.60.0030.00617.91
8.2.50.0070.00318.07
8.2.40.0050.00319.88
8.2.30.0040.00421.10
8.2.20.0000.00717.50
8.2.10.0040.00417.61
8.2.00.0050.00517.61
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00322.36
8.1.230.0000.01121.04
8.1.220.0000.00718.77
8.1.210.0060.00318.96
8.1.200.0040.00417.23
8.1.190.0050.00317.29
8.1.180.0050.00318.10
8.1.170.0080.00018.37
8.1.160.0040.00418.65
8.1.150.0000.00718.38
8.1.140.0000.00717.32
8.1.130.0030.00317.68
8.1.120.0040.00417.32
8.1.110.0000.00817.30
8.1.100.0050.00317.17
8.1.90.0040.00317.21
8.1.80.0030.00417.21
8.1.70.0000.00717.26
8.1.60.0030.00717.37
8.1.50.0000.00717.33
8.1.40.0040.00417.39
8.1.30.0000.00817.41
8.1.20.0040.00417.52
8.1.10.0040.00417.32
8.1.00.0080.00017.29
8.0.300.0030.00619.81
8.0.290.0040.00417.04
8.0.280.0070.00018.30
8.0.270.0000.00717.04
8.0.260.0040.00416.72
8.0.250.0000.00716.71
8.0.240.0080.00016.78
8.0.230.0030.00316.72
8.0.220.0030.00316.68
8.0.210.0070.00016.77
8.0.200.0030.00316.81
8.0.190.0040.00416.76
8.0.180.0040.00416.66
8.0.170.0040.00416.68
8.0.160.0050.00216.78
8.0.150.0000.00716.67
8.0.140.0050.00316.62
8.0.130.0030.00313.18
8.0.120.0000.00816.71
8.0.110.0080.00016.77
8.0.100.0040.00416.81
8.0.90.0040.00416.64
8.0.80.0110.00716.70
8.0.70.0000.00716.81
8.0.60.0040.00416.74
8.0.50.0000.00716.71
8.0.30.0090.00916.86
8.0.20.0080.01017.40
8.0.10.0000.00716.78
8.0.00.0100.00916.68
7.4.330.0000.00516.84
7.4.320.0070.00016.22
7.4.300.0060.00016.36
7.4.290.0000.00716.38
7.4.280.0000.00716.36
7.4.270.0030.00516.34
7.4.260.0000.00713.03
7.4.250.0000.00716.42
7.4.240.0000.00716.38
7.4.230.0030.00316.44
7.4.220.0140.00416.26
7.4.210.0110.00616.37
7.4.200.0070.00016.37
7.4.190.0000.00716.33
7.4.160.0070.01016.16
7.4.150.0000.01817.40
7.4.140.0100.00717.86
7.4.130.0120.01016.19
7.4.120.0090.00816.33
7.4.110.0090.00916.45
7.4.100.0100.01316.30
7.4.90.0090.00916.39
7.4.80.0130.01019.39
7.4.70.0070.01116.32
7.4.60.0090.00716.35
7.4.50.0060.00316.40
7.4.40.0080.00322.77
7.4.30.0160.00016.52
7.4.00.0040.01114.45
7.3.330.0050.00013.04
7.3.320.0050.00012.93
7.3.310.0030.00316.06
7.3.300.0000.00715.98
7.3.290.0000.01416.16
7.3.280.0120.00416.11
7.3.270.0170.00017.40
7.3.260.0100.00818.24
7.3.250.0130.00316.25
7.3.240.0030.01216.34
7.3.230.0060.01016.39
7.3.210.0000.01716.09
7.3.200.0130.01019.39
7.3.190.0100.00616.41
7.3.180.0100.00616.10
7.3.170.0080.00816.27
7.3.160.0080.00816.16
7.3.120.0030.01114.48
7.2.330.0150.00316.50
7.2.320.0060.01216.16
7.2.310.0140.00716.32
7.2.300.0060.00916.25
7.2.290.0070.01016.61
7.2.00.0060.00919.28
7.1.100.0040.00817.98
7.1.70.0000.00816.60
7.1.60.0170.00719.24
7.1.50.0220.01534.70
7.1.00.0000.05322.46
7.0.200.0030.00616.33
7.0.140.0030.07322.21
7.0.110.0130.05719.90
7.0.100.0200.07020.12
7.0.90.0130.07019.88
7.0.80.0130.08319.90
7.0.70.0170.07019.83
7.0.60.0100.07719.86
7.0.50.0100.08019.99
7.0.40.0200.07019.87
7.0.30.0070.08019.74
7.0.20.0130.07719.77
7.0.10.0170.07019.87
7.0.00.0100.07319.86
5.6.280.0030.07320.98
5.6.260.0170.07720.58
5.6.250.0100.08020.62
5.6.240.0230.07020.69
5.6.230.0070.08320.71
5.6.220.0070.07720.55
5.6.210.0100.08320.59
5.6.200.0000.09020.62
5.6.190.0030.08720.57
5.6.180.0030.08320.58
5.6.170.0070.08720.58
5.6.160.0000.08320.64
5.6.150.0230.06720.64
5.6.140.0100.08020.67
5.6.130.0100.08720.59
5.6.120.0000.08720.46
5.6.110.0070.05020.57
5.6.100.0070.07320.63
5.6.90.0070.08320.63
5.6.80.0100.07320.04
5.6.70.0030.08020.01
5.6.60.0100.07320.04
5.6.50.0270.06020.07
5.6.40.0130.07020.05
5.6.30.0000.09019.94
5.6.20.0030.08019.98
5.6.10.0270.06020.20
5.6.00.0100.06719.91
5.5.380.0070.08717.63
5.5.370.0070.07717.61
5.5.360.0070.08317.62
5.5.350.0000.08317.66
5.5.340.0130.07718.04
5.5.330.0100.07717.87
5.5.320.0100.07317.86
5.5.310.0070.08317.98
5.5.300.0130.06018.25
5.5.290.0130.07718.13
5.5.280.0070.08318.00
5.5.270.0030.08718.15
5.5.260.0100.07317.84
5.5.250.0100.07717.68
5.5.240.0070.07017.25
5.5.230.0100.07017.54
5.5.220.0030.08017.53
5.5.210.0070.07717.24
5.5.200.0000.05017.41
5.5.190.0070.07717.11
5.5.180.0070.07717.24
5.5.160.0170.07017.38
5.5.150.0100.06317.21
5.5.140.0030.07717.53
5.5.130.0170.07017.46
5.5.120.0170.07317.24
5.5.110.0070.04317.32
5.5.100.0230.03317.12
5.5.90.0100.06317.37
5.5.80.0100.07317.41
5.5.70.0170.07017.11
5.5.60.0030.06717.41
5.5.50.0100.07017.40
5.5.40.0030.07717.34
5.5.30.0070.07317.36
5.5.20.0070.08017.33
5.5.10.0030.07717.34
5.5.00.0000.05017.00
5.4.450.0130.08019.46
5.4.440.0100.07719.30
5.4.430.0100.07719.47
5.4.420.0100.06719.27
5.4.410.0270.05319.22
5.4.400.0030.07319.04
5.4.390.0170.06318.95
5.4.380.0100.07318.95
5.4.370.0070.08019.12
5.4.360.0100.07719.07
5.4.350.0100.07719.03
5.4.340.0100.07319.10
5.4.320.0030.08719.07
5.4.310.0100.07319.12
5.4.300.0170.07018.95
5.4.290.0000.08019.02
5.4.280.0100.05719.19
5.4.270.0000.06019.01
5.4.260.0030.06719.17
5.4.250.0130.07019.09
5.4.240.0030.08019.13
5.4.230.0070.07719.09
5.4.220.0130.07318.94
5.4.210.0100.07319.24
5.4.200.0070.07719.15
5.4.190.0130.05718.96
5.4.180.0100.07019.15
5.4.170.0030.07019.02
5.4.160.0070.07719.09
5.4.150.0170.07019.08
5.4.140.0100.07316.23
5.4.130.0000.08716.16
5.4.120.0100.06716.26
5.4.110.0130.07316.28
5.4.100.0100.06716.52
5.4.90.0130.06716.49
5.4.80.0100.07016.27
5.4.70.0100.06016.34
5.4.60.0170.05716.46
5.4.50.0100.04316.36
5.4.40.0000.08316.40
5.4.30.0070.05016.33
5.4.20.0030.04316.50
5.4.10.0130.07016.16
5.4.00.0030.07315.64
5.3.290.0100.06014.60
5.3.280.0030.04714.69
5.3.270.0100.07314.61
5.3.260.0030.07714.39
5.3.250.0100.07014.39
5.3.240.0070.07714.68
5.3.230.0070.08314.49
5.3.220.0000.05714.43
5.3.210.0030.08014.41
5.3.200.0070.06714.50
5.3.190.0070.04714.50
5.3.180.0130.07314.63
5.3.170.0170.06014.48
5.3.160.0030.07314.57
5.3.150.0070.06714.44
5.3.140.0070.04314.61
5.3.130.0100.07314.54
5.3.120.0130.07314.61
5.3.110.0130.03714.33
5.3.100.0030.05714.11
5.3.90.0030.07713.92
5.3.80.0100.06313.95
5.3.70.0070.06713.95
5.3.60.0030.06013.89
5.3.50.0070.08013.83
5.3.40.0070.07713.95
5.3.30.0030.06713.75
5.3.20.0000.08013.47
5.3.10.0130.06313.52
5.3.00.0100.06713.65
5.2.170.0070.03711.23
5.2.160.0070.06011.04
5.2.150.0030.06011.09
5.2.140.0100.04711.03
5.2.130.0070.04711.04
5.2.120.0100.05311.04
5.2.110.0070.06011.11
5.2.100.0100.04011.16
5.2.90.0070.06011.04
5.2.80.0100.06311.15
5.2.70.0070.06010.98
5.2.60.0100.05711.20
5.2.50.0000.04310.95
5.2.40.0070.06010.95
5.2.30.0030.06710.98
5.2.20.0100.05710.84
5.2.10.0030.05310.71
5.2.00.0030.06310.84
5.1.60.0130.0479.80
5.1.50.0030.0309.90
5.1.40.0030.0579.96
5.1.30.0030.05710.18
5.1.20.0200.04310.57
5.1.10.0070.05310.21
5.1.00.0030.0339.99
5.0.50.0000.0539.71
5.0.40.0070.0409.71
5.0.30.0030.0679.71
5.0.20.0100.0379.71
5.0.10.0030.0409.71
5.0.00.0030.0679.71
4.4.90.0070.0339.71
4.4.80.0000.0339.71
4.4.70.0000.0409.71
4.4.60.0030.0309.71
4.4.50.0000.0379.71
4.4.40.0100.0479.71
4.4.30.0000.0379.71
4.4.20.0070.0309.71
4.4.10.0070.0209.71
4.4.00.0000.0579.71
4.3.110.0030.0379.71
4.3.100.0030.0339.71
4.3.90.0000.0379.71
4.3.80.0000.0579.71
4.3.70.0030.0339.71
4.3.60.0000.0339.71
4.3.50.0000.0209.71
4.3.40.0030.0539.71
4.3.30.0000.0379.71
4.3.20.0000.0339.71
4.3.10.0030.0379.71
4.3.00.0030.0279.71

preferences:
43.26 ms | 400 KiB | 5 Q