3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = $a ? $a == null : 1;

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)
8.3.60.0140.00718.43
8.3.50.0130.00821.92
8.3.40.0110.00418.67
8.3.30.0130.00320.21
8.3.20.0040.00418.66
8.3.10.0080.00021.05
8.3.00.0000.00822.48
8.2.180.0030.01016.50
8.2.170.0120.00322.96
8.2.160.0130.00020.29
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00719.89
8.2.110.0040.00720.58
8.2.100.0090.00317.72
8.2.90.0040.00419.27
8.2.80.0020.00519.21
8.2.70.0040.00417.50
8.2.60.0040.00417.91
8.2.50.0080.00018.07
8.2.40.0040.00418.16
8.2.30.0080.00019.30
8.2.20.0000.00717.70
8.2.10.0070.00017.53
8.2.00.0040.00417.57
8.1.280.0110.00325.92
8.1.270.0070.00023.99
8.1.260.0040.01126.35
8.1.250.0040.00428.09
8.1.240.0090.00320.26
8.1.230.0110.00020.91
8.1.220.0050.00318.77
8.1.210.0080.00018.77
8.1.200.0080.00417.13
8.1.190.0050.00217.53
8.1.180.0040.00418.10
8.1.170.0030.00518.48
8.1.160.0030.00518.71
8.1.150.0000.00718.47
8.1.140.0040.00417.44
8.1.130.0050.00317.85
8.1.120.0030.00317.39
8.1.110.0000.00717.28
8.1.100.0020.00517.30
8.1.90.0000.00717.38
8.1.80.0070.00017.39
8.1.70.0050.00317.39
8.1.60.0030.00617.48
8.1.50.0000.00717.40
8.1.40.0050.00317.43
8.1.30.0000.00717.40
8.1.20.0040.00417.62
8.1.10.0080.00017.41
8.1.00.0030.00517.36
8.0.300.0070.00019.85
8.0.290.0040.00417.18
8.0.280.0030.00318.21
8.0.270.0070.00017.18
8.0.260.0030.00316.91
8.0.250.0040.00416.95
8.0.240.0120.00016.98
8.0.230.0000.00716.91
8.0.220.0000.00816.76
8.0.210.0050.00316.88
8.0.200.0000.00716.82
8.0.190.0030.00616.81
8.0.180.0040.00416.81
8.0.170.0000.00816.77
8.0.160.0030.00416.83
8.0.150.0050.00216.72
8.0.140.0030.00316.84
8.0.130.0000.00513.39
8.0.120.0070.00016.74
8.0.110.0030.00616.76
8.0.100.0040.00416.94
8.0.90.0040.00416.88
8.0.80.0100.00616.85
8.0.70.0020.00516.87
8.0.60.0040.00416.95
8.0.50.0050.00316.91
8.0.30.0090.01017.07
8.0.20.0160.00317.40
8.0.10.0000.00716.81
8.0.00.0100.01016.48
7.4.330.0020.00216.84
7.4.320.0000.00616.51
7.4.300.0000.00616.45
7.4.290.0030.00616.48
7.4.280.0070.00016.40
7.4.270.0060.00016.39
7.4.260.0000.00513.16
7.4.250.0040.00416.39
7.4.240.0030.00316.57
7.4.230.0070.00016.45
7.4.220.0070.01116.30
7.4.210.0090.00516.47
7.4.200.0030.00316.52
7.4.190.0000.00716.35
7.4.160.0080.00816.27
7.4.150.0160.00017.40
7.4.140.0090.00917.86
7.4.130.0140.00316.38
7.4.120.0070.00916.56
7.4.110.0030.01716.48
7.4.100.0030.01316.61
7.4.90.0110.00716.43
7.4.80.0140.00319.39
7.4.70.0090.00916.59
7.4.60.0100.01016.29
7.4.50.0040.00416.10
7.4.40.0090.00622.77
7.4.30.0160.00716.46
7.4.00.0100.00514.91
7.3.330.0050.00013.04
7.3.320.0000.00513.14
7.3.310.0030.00616.14
7.3.300.0000.00616.02
7.3.290.0090.00916.21
7.3.280.0080.00816.19
7.3.270.0130.00317.40
7.3.260.0100.00818.24
7.3.250.0070.01216.28
7.3.240.0100.00716.47
7.3.230.0110.00616.39
7.3.210.0000.01616.29
7.3.200.0030.02419.39
7.3.190.0100.01016.43
7.3.180.0090.01016.11
7.3.170.0120.00916.27
7.3.160.0000.01516.18
7.3.120.0100.00714.55
7.3.110.0000.01314.43
7.3.100.0000.01714.46
7.3.90.0040.00814.53
7.3.80.0000.01114.57
7.3.70.0000.01314.75
7.3.60.0070.00714.77
7.3.50.0070.01314.52
7.3.40.0000.01214.64
7.3.30.0000.01514.55
7.3.20.0030.01016.43
7.3.10.0070.00716.44
7.3.00.0050.00816.44
7.2.330.0070.01016.64
7.2.320.0060.01516.29
7.2.310.0090.01316.13
7.2.300.0130.00316.43
7.2.290.0130.00616.38
7.2.250.0060.00914.97
7.2.240.0060.01314.85
7.2.230.0070.00415.09
7.2.220.0060.00315.06
7.2.210.0070.01114.50
7.2.200.0100.00314.90
7.2.190.0040.01114.83
7.2.180.0120.00914.64
7.2.170.0080.00814.82
7.2.130.0090.00616.64
7.2.120.0040.01116.64
7.2.110.0060.00616.76
7.2.100.0030.01016.72
7.2.90.0030.01016.57
7.2.80.0040.01116.50
7.2.70.0040.00716.79
7.2.60.0140.00316.83
7.2.50.0080.00416.79
7.2.40.0000.01216.36
7.2.30.0060.00916.70
7.2.20.0080.00416.83
7.2.10.0070.00716.71
7.2.00.0030.01217.90
7.1.330.0070.00715.55
7.1.320.0030.00915.52
7.1.310.0030.01015.61
7.1.300.0100.00315.54
7.1.290.0040.00715.39
7.1.280.0060.00615.78
7.1.270.0000.00915.53
7.1.260.0040.01115.34
7.1.250.0120.00315.77
7.1.100.0030.00918.02

preferences:
42.2 ms | 401 KiB | 5 Q