3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "Ja"; echo " JJ: '$a'";

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)
8.3.60.0140.00316.49
8.3.50.0030.01418.05
8.3.40.0110.00318.72
8.3.30.0040.01118.42
8.3.20.0080.00020.04
8.3.10.0050.00223.61
8.3.00.0080.00019.25
8.2.180.0110.00418.16
8.2.170.0100.00322.96
8.2.160.0030.01020.52
8.2.150.0060.00324.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0090.00017.25
8.2.110.0080.00321.99
8.2.100.0060.00617.88
8.2.90.0030.00619.01
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0050.00317.93
8.2.50.0000.00818.07
8.2.40.0070.00019.46
8.2.30.0040.00420.67
8.2.20.0000.00817.66
8.2.10.0040.00417.95
8.2.00.0040.00417.92
8.1.280.0060.00925.92
8.1.270.0040.00423.73
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00622.52
8.1.230.0040.00817.54
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00716.96
8.1.180.0040.00418.10
8.1.170.0000.00719.02
8.1.160.0070.00021.90
8.1.150.0050.00318.86
8.1.140.0050.00319.56
8.1.130.0070.00017.63
8.1.120.0050.00317.28
8.1.110.0030.00517.29
8.1.100.0040.00417.38
8.1.90.0000.00717.28
8.1.80.0030.00517.44
8.1.70.0000.00717.33
8.1.60.0000.00817.39
8.1.50.0060.00417.45
8.1.40.0040.00417.48
8.1.30.0000.00817.57
8.1.20.0030.00617.57
8.1.10.0000.00717.46
8.1.00.0080.00017.31
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0000.00918.48
8.0.270.0000.00717.12
8.0.260.0030.00317.30
8.0.250.0070.00016.93
8.0.240.0090.00016.91
8.0.230.0060.00316.84
8.0.220.0030.00316.87
8.0.210.0000.00716.88
8.0.200.0080.00017.00
8.0.190.0000.00816.90
8.0.180.0070.00016.80
8.0.170.0000.00816.82
8.0.160.0000.00716.79
8.0.150.0040.00316.85
8.0.140.0070.00016.89
8.0.130.0030.00313.39
8.0.120.0040.00416.87
8.0.110.0040.00416.85
8.0.100.0080.00016.99
8.0.90.0040.00416.88
8.0.80.0100.00316.86
8.0.70.0000.00816.71
8.0.60.0000.00716.84
8.0.50.0040.00416.98
8.0.30.0090.00817.05
8.0.20.0100.01017.40
8.0.10.0030.00616.98
8.0.00.0110.00616.78
7.4.330.0050.00015.08
7.4.320.0030.00316.43
7.4.300.0000.00616.34
7.4.290.0030.00316.48
7.4.280.0040.00416.41
7.4.270.0070.00016.54
7.4.260.0070.00016.41
7.4.250.0040.00416.36
7.4.240.0040.00416.37
7.4.230.0070.00016.50
7.4.220.0120.00616.37
7.4.210.0110.00816.50
7.4.200.0070.00016.63
7.4.160.0090.00616.47
7.4.150.0130.01017.40
7.4.140.0130.01317.86
7.4.130.0120.00716.51
7.4.120.0090.01016.40
7.4.110.0090.00916.49
7.4.100.0160.00616.55
7.4.90.0130.00416.20
7.4.80.0180.00019.39
7.4.70.0090.00916.47
7.4.60.0000.01616.45
7.4.50.0040.00416.46
7.4.40.0210.00316.55
7.4.30.0110.01116.46
7.4.00.0000.01514.78
7.3.330.0000.00513.11
7.3.320.0000.00613.13
7.3.310.0080.00016.19
7.3.300.0000.00716.22
7.3.290.0060.01016.20
7.3.280.0070.00916.19
7.3.270.0160.00317.40
7.3.260.0100.00616.46
7.3.250.0120.00716.34
7.3.240.0090.00716.19
7.3.230.0120.00616.39
7.3.210.0120.00616.30
7.3.200.0110.01116.23
7.3.190.0110.00416.48
7.3.180.0100.00616.10
7.3.170.0140.00316.29
7.3.160.0100.01316.17
7.2.330.0060.01216.45
7.2.320.0110.00616.41
7.2.310.0060.01616.46
7.2.300.0060.01216.33
7.2.290.0140.00616.48
7.2.00.0030.01218.91
7.1.100.0080.00618.00
7.1.70.0070.00317.14
7.1.60.0070.01819.43
7.1.50.0060.01616.82
7.1.00.0030.07722.35
7.0.200.0420.00314.37
7.0.60.0030.07020.06
7.0.50.0030.07017.82
7.0.40.0070.08319.95
7.0.30.0300.07720.00
7.0.20.0370.07720.02
7.0.10.0070.08720.09
7.0.00.0070.08720.16
5.6.210.0130.03720.44
5.6.200.0130.07318.16
5.6.190.0130.07320.67
5.6.180.0170.04720.39
5.6.170.0300.06320.52
5.6.160.0170.07320.61
5.6.150.0070.07318.16
5.6.140.0130.04018.13
5.6.130.0030.04018.11
5.6.120.0100.07321.11
5.6.110.0130.07021.11
5.6.100.0130.05721.00
5.6.90.0070.05721.11
5.6.80.0070.08020.40
5.5.350.0170.03720.42
5.5.340.0100.08718.01
5.5.330.0170.05320.37
5.5.320.0170.05020.34
5.5.310.0270.03020.41
5.5.300.0030.05317.98
5.5.290.0070.08017.98
5.5.280.0130.04720.89
5.5.270.0130.08020.83
5.5.260.0100.04020.63
5.5.250.0070.09020.60
5.5.240.0030.07320.25
5.4.450.0170.06019.57
5.4.440.0200.05019.47
5.4.430.0130.05319.60
5.4.420.0100.05719.41
5.4.410.0130.05319.35
5.4.400.0230.04318.99
5.4.390.0170.05018.93
5.4.380.0230.05019.20
5.4.370.0230.07018.96
5.4.360.0270.04718.94
5.4.350.0200.05018.77
5.4.340.0170.05319.25
5.4.320.0200.05019.09
5.4.310.0100.05719.21
5.4.300.0130.05318.92
5.4.290.0230.04319.13
5.4.280.0170.05319.12
5.4.270.0130.05319.13
5.4.260.0200.04719.28
5.4.250.0170.05319.24
5.4.240.0070.06019.23
5.4.230.0170.05019.09
5.4.220.0300.04018.90
5.4.210.0200.04719.11
5.4.200.0130.05319.07
5.4.190.0170.05019.10
5.4.180.0200.07019.27
5.4.170.0170.05019.13
5.4.160.0130.05318.91
5.4.150.0100.06019.13
5.4.140.0270.05716.33
5.4.130.0200.04716.60
5.4.120.0130.05016.50
5.4.110.0130.05316.28
5.4.100.0100.05716.47
5.4.90.0200.05716.45
5.4.80.0270.06016.47
5.4.70.0270.04016.41
5.4.60.0270.05016.43
5.4.50.0100.06316.43
5.4.40.0200.04316.52
5.4.30.0200.04716.44
5.4.20.0270.03716.41
5.4.10.0270.03716.36
5.4.00.0300.04015.94

preferences:
59.46 ms | 400 KiB | 5 Q