3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "\u{00ff}\u{0065}";

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)
8.3.60.0120.00316.50
8.3.50.0090.00617.79
8.3.40.0030.01018.59
8.3.30.0040.01118.62
8.3.20.0070.00019.96
8.3.10.0030.00523.66
8.3.00.0080.00017.68
8.2.180.0120.00616.32
8.2.170.0130.00722.96
8.2.160.0130.00020.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0000.00818.78
8.2.110.0110.00022.25
8.2.100.0040.00817.91
8.2.90.0080.00019.22
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0050.00317.80
8.2.50.0080.00018.07
8.2.40.0000.00821.18
8.2.30.0000.00720.49
8.2.20.0000.00817.42
8.2.10.0000.00817.84
8.2.00.0030.00518.02
8.1.280.0120.00625.92
8.1.270.0110.00723.65
8.1.260.0000.00726.35
8.1.250.0000.00828.09
8.1.240.0030.00622.48
8.1.230.0040.00720.98
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.00917.22
8.1.190.0080.00017.10
8.1.180.0000.00918.10
8.1.170.0060.00318.51
8.1.160.0040.00421.98
8.1.150.0040.00418.79
8.1.140.0030.00521.23
8.1.130.0070.00017.66
8.1.120.0030.00317.31
8.1.110.0040.00417.28
8.1.100.0000.00817.29
8.1.90.0030.00517.20
8.1.80.0000.00717.20
8.1.70.0000.00717.19
8.1.60.0030.00617.46
8.1.50.0060.00317.28
8.1.40.0040.00417.36
8.1.30.0000.00817.41
8.1.20.0030.00517.50
8.1.10.0000.00817.44
8.1.00.0000.00717.28
8.0.300.0040.00418.77
8.0.290.0050.00216.63
8.0.280.0070.00018.44
8.0.270.0040.00417.12
8.0.260.0000.00617.24
8.0.250.0040.00416.76
8.0.240.0030.00316.84
8.0.230.0030.00516.75
8.0.220.0000.00716.77
8.0.210.0040.00416.74
8.0.200.0000.00716.79
8.0.190.0050.00316.85
8.0.180.0040.00416.77
8.0.170.0050.00216.74
8.0.160.0070.00016.80
8.0.150.0000.00816.66
8.0.140.0000.00716.71
8.0.130.0000.00613.11
8.0.120.0040.00416.77
8.0.110.0070.00016.61
8.0.100.0050.00216.80
8.0.90.0040.00416.62
8.0.80.0120.00316.73
8.0.70.0030.00316.73
8.0.60.0070.00016.65
8.0.50.0040.00416.55
8.0.30.0060.01217.13
8.0.20.0080.00917.40
8.0.10.0030.00316.78
8.0.00.0160.00316.52
7.4.330.0000.00515.08
7.4.320.0000.00616.45
7.4.300.0000.00616.32
7.4.290.0030.00316.46
7.4.280.0050.00316.36
7.4.270.0000.00716.41
7.4.260.0060.00316.33
7.4.250.0070.00016.40
7.4.240.0040.00316.49
7.4.230.0030.00316.34
7.4.220.0100.01116.57
7.4.210.0000.01516.50
7.4.200.0070.00016.25
7.4.160.0100.01016.16
7.4.150.0120.00617.40
7.4.140.0090.01217.86
7.4.130.0060.01816.53
7.4.120.0100.00816.30
7.4.110.0100.00716.30
7.4.100.0060.01216.58
7.4.90.0090.00916.30
7.4.80.0120.00419.39
7.4.70.0090.01216.36
7.4.60.0130.00316.38
7.4.50.0030.00516.29
7.4.40.0100.00716.43
7.4.30.0070.01016.07
7.4.00.0080.00014.79
7.3.330.0030.00312.88
7.3.320.0000.00512.89
7.3.310.0000.00716.00
7.3.300.0000.00616.11
7.3.290.0100.00716.09
7.3.280.0110.00816.12
7.3.270.0100.00717.40
7.3.260.0080.00816.43
7.3.240.0080.00916.22
7.3.230.0120.00616.39
7.3.210.0070.01016.50
7.3.200.0090.00616.48
7.3.190.0100.00716.53
7.3.180.0060.00916.32
7.3.170.0120.00916.27
7.3.160.0100.01416.50
7.2.330.0120.00616.49
7.2.320.0070.01016.43
7.2.310.0120.00616.30
7.2.300.0060.00916.45
7.2.290.0000.01516.39
7.2.60.0100.00316.67
7.2.00.0090.00619.13
7.1.200.0030.01015.77
7.1.100.0000.01418.10
7.1.70.0150.00616.99
7.1.60.0090.01519.11
7.1.50.0000.01116.50
7.1.00.0030.07722.45
7.0.200.0220.01114.77
7.0.60.0030.05720.02
7.0.50.0130.07017.82
7.0.40.0100.08320.19
7.0.30.0300.05320.00
7.0.20.0300.07320.11
7.0.10.0070.05020.00
7.0.00.0130.04020.16
5.6.280.0000.03320.86
5.6.210.0000.07020.51
5.6.200.0070.03718.23
5.6.190.0170.07720.57
5.6.180.0300.06020.61
5.6.170.0300.06020.50
5.6.160.0030.06020.45
5.6.150.0100.03718.04
5.6.140.0030.05318.08
5.6.130.0030.04718.11
5.6.120.0100.06021.06
5.6.110.0030.06721.10
5.6.100.0000.07020.95
5.6.90.0170.07320.99
5.6.80.0100.03720.39
5.6.70.0400.06320.39
5.5.350.2100.04720.29
5.5.340.0130.04317.91
5.5.330.0000.04320.15
5.5.320.0230.08720.47
5.5.310.0230.08020.29
5.5.300.0100.03317.96
5.5.290.0100.04317.98
5.5.280.0100.07020.79
5.5.270.0030.05020.75
5.5.260.0070.04320.78
5.5.250.0100.06320.69
5.5.240.0030.07720.18
5.4.450.0730.05719.48
5.4.440.0730.07019.32
5.4.430.0730.08019.31
5.4.420.0900.05319.10
5.4.410.0800.05319.35
5.4.400.0700.06319.22
5.4.390.0730.06318.97
5.4.380.0870.07318.92
5.4.370.0770.05019.19
5.4.360.0770.05018.95
5.4.350.0600.07019.19
5.4.340.0630.05718.79
5.4.320.0570.05719.13
5.4.310.0570.05719.18
5.4.300.0630.05719.30
5.4.290.0570.05719.30
5.4.280.0730.05718.99
5.4.270.0730.05719.31
5.4.260.0770.04718.80
5.4.250.0730.05019.14
5.4.240.0770.05018.80
5.4.230.0700.05319.28
5.4.220.0870.06319.12
5.4.210.0730.05718.80
5.4.200.0600.05019.16
5.4.190.0700.06018.98
5.4.180.0830.05718.94
5.4.170.0900.06019.14
5.4.160.0830.04718.79
5.4.150.0770.05319.13
5.4.140.0600.05316.44
5.4.130.0800.04716.30
5.4.120.0770.04716.29
5.4.110.0830.05316.53
5.4.100.0870.06316.55
5.4.90.0970.06016.07
5.4.80.0800.07016.47
5.4.70.1130.06016.48
5.4.60.0970.06016.43
5.4.50.0200.05716.43
5.4.40.0170.04716.50
5.4.30.0230.04316.46
5.4.20.0570.03716.16
5.4.10.0570.07016.15
5.4.00.0630.05015.86

preferences:
50.18 ms | 401 KiB | 5 Q