3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=1; echo $a=$b ?? '0';

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)
8.3.60.0130.00916.38
8.3.50.0150.00521.13
8.3.40.0070.01418.72
8.3.30.0120.00918.54
8.3.20.0050.00220.20
8.3.10.0140.00321.82
8.3.00.0030.00523.83
8.2.180.0140.00418.04
8.2.170.0070.00722.96
8.2.160.0030.01020.49
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00419.66
8.2.120.0060.00326.35
8.2.110.0070.00322.06
8.2.100.0120.00018.04
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0000.00917.50
8.2.60.0070.00018.05
8.2.50.0000.00818.07
8.2.40.0080.00022.22
8.2.30.0040.00419.41
8.2.20.0080.00017.68
8.2.10.0050.00317.93
8.2.00.0040.00418.08
8.1.280.0100.00325.92
8.1.270.0090.00020.27
8.1.260.0060.00328.09
8.1.250.0050.00328.09
8.1.240.0060.00324.01
8.1.230.0030.00919.01
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0040.00417.22
8.1.190.0050.00317.22
8.1.180.0000.00718.10
8.1.170.0060.00318.43
8.1.160.0030.00420.69
8.1.150.0000.00818.80
8.1.140.0000.00819.50
8.1.130.0030.00317.67
8.1.120.0000.00717.35
8.1.110.0000.00717.40
8.1.100.0000.00817.41
8.1.90.0070.00017.38
8.1.80.0050.00317.37
8.1.70.0070.00017.27
8.1.60.0040.00417.53
8.1.50.0050.00317.43
8.1.40.0050.00317.43
8.1.30.0040.00417.57
8.1.20.0060.00317.55
8.1.10.0000.00717.51
8.1.00.0050.00317.43
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0000.00718.34
8.0.270.0030.00317.19
8.0.260.0000.00717.29
8.0.250.0060.00016.92
8.0.240.0000.00616.95
8.0.230.0030.00316.88
8.0.220.0000.00716.83
8.0.210.0000.00716.70
8.0.200.0030.00316.90
8.0.190.0040.00416.84
8.0.180.0040.00416.80
8.0.170.0040.00416.75
8.0.160.0070.00016.77
8.0.150.0000.00816.67
8.0.140.0040.00416.77
8.0.130.0000.00513.23
8.0.120.0000.00816.66
8.0.110.0000.00716.85
8.0.100.0000.00716.87
8.0.90.0040.00416.67
8.0.80.0060.00916.87
8.0.70.0040.00416.64
8.0.60.0040.00416.84
8.0.50.0000.00716.61
8.0.30.0100.00916.99
8.0.20.0130.00717.40
8.0.10.0040.00316.75
8.0.00.0160.00416.85
7.4.330.0000.00516.80
7.4.320.0070.00016.57
7.4.300.0030.00316.34
7.4.290.0040.00416.52
7.4.280.0090.00016.32
7.4.270.0040.00416.54
7.4.260.0060.00016.51
7.4.250.0000.00716.50
7.4.240.0020.00616.37
7.4.230.0000.00716.43
7.4.220.0070.01316.48
7.4.210.0110.00416.42
7.4.200.0040.00416.32
7.4.160.0160.00616.27
7.4.150.0080.01117.40
7.4.140.0130.00817.86
7.4.130.0150.00616.58
7.4.120.0100.00816.56
7.4.110.0140.01016.36
7.4.100.0080.00816.29
7.4.90.0060.01216.36
7.4.80.0100.01019.39
7.4.70.0170.00316.52
7.4.60.0110.00516.35
7.4.50.0030.01216.26
7.4.40.0100.00616.30
7.4.30.0060.01016.41
7.4.00.0060.00914.89
7.3.330.0030.00313.11
7.3.320.0000.00512.94
7.3.310.0030.00316.04
7.3.300.0000.00716.18
7.3.290.0070.00716.22
7.3.280.0040.01116.18
7.3.270.0100.00717.40
7.3.260.0080.00816.23
7.3.240.0110.00816.37
7.3.230.0030.01416.39
7.3.210.0100.00716.21
7.3.200.0070.01019.39
7.3.190.0060.01316.48
7.3.180.0100.00716.29
7.3.170.0080.00816.34
7.3.160.0110.00516.19
7.2.330.0060.01016.23
7.2.320.0110.00716.64
7.2.310.0160.00616.61
7.2.300.0100.01016.60
7.2.290.0060.00916.44
7.2.60.0060.00616.75
7.2.00.0040.00819.34
7.1.200.0000.00815.46
7.1.100.0000.01217.83
7.1.70.0030.00717.16
7.1.60.0040.01819.27
7.1.50.0090.01216.98
7.1.00.0070.07022.48
7.0.200.0000.01016.55
7.0.60.0170.07321.80
7.0.50.0070.03717.78
7.0.40.0100.04320.04
7.0.30.0330.08020.09
7.0.20.0470.04720.11
7.0.10.0100.08720.09
7.0.00.0030.05020.30
5.6.280.0000.04720.91
5.6.210.0100.05720.72
5.6.200.0130.04718.20
5.6.190.0070.08720.46
5.6.180.0400.07720.45
5.6.170.0200.05020.56
5.6.160.0100.03320.50
5.6.150.0270.02718.22
5.6.140.0030.06318.18
5.6.130.0030.04718.16
5.6.120.0170.06721.14
5.6.110.0030.08720.88
5.6.100.0130.06320.88
5.6.90.0030.08021.01
5.6.80.0070.07720.48
5.5.350.0070.07720.43
5.5.340.0030.05317.97
5.5.330.0030.05320.35
5.5.320.0270.03320.32
5.5.310.0200.04720.39
5.5.300.0030.06018.08
5.5.290.0000.04317.94
5.5.280.0000.04320.89
5.5.270.0070.08320.88
5.5.260.0100.05320.84
5.5.250.0030.06020.77
5.5.240.0100.03720.21

preferences:
34.27 ms | 401 KiB | 5 Q