3v4l.org

run code in 300+ PHP versions simultaneously
<?php print null || 'lol'; $a= ' '; print int(empty($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)
8.3.60.0090.00916.63
8.3.50.0080.01021.86
8.3.40.0100.00318.79
8.3.30.0120.00318.70
8.3.20.0070.00020.07
8.3.10.0040.00420.56
8.3.00.0040.00421.82
8.2.180.0160.00316.75
8.2.170.0040.01122.96
8.2.160.0070.00722.25
8.2.150.0030.00524.18
8.2.140.0050.00324.66
8.2.130.0040.00420.87
8.2.120.0070.00026.35
8.2.110.0060.00319.02
8.2.100.0080.00417.93
8.2.90.0040.00419.00
8.2.80.0000.00817.97
8.2.70.0070.00317.50
8.2.60.0030.00517.93
8.2.50.0070.00318.09
8.2.40.0000.00922.11
8.2.30.0000.00719.33
8.2.20.0000.00817.82
8.2.10.0000.00717.98
8.2.00.0050.00218.05
8.1.280.0060.00925.92
8.1.270.0110.00722.18
8.1.260.0050.00228.09
8.1.250.0080.00028.09
8.1.240.0040.00422.51
8.1.230.0070.00417.77
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0030.00617.13
8.1.190.0050.00317.23
8.1.180.0080.00018.10
8.1.170.0040.00418.52
8.1.160.0040.00420.65
8.1.150.0000.00718.84
8.1.140.0000.00819.46
8.1.130.0070.00017.55
8.1.120.0000.00717.30
8.1.110.0040.00417.28
8.1.100.0000.00817.30
8.1.90.0000.00717.42
8.1.80.0000.00817.33
8.1.70.0000.00717.38
8.1.60.0000.00817.41
8.1.50.0040.00417.57
8.1.40.0050.00317.50
8.1.30.0000.00817.69
8.1.20.0030.00517.56
8.1.10.0030.00517.55
8.1.00.0040.00417.50
8.0.300.0000.00918.77
8.0.290.0040.00416.88
8.0.280.0030.00318.43
8.0.270.0070.00017.35
8.0.260.0050.00317.20
8.0.250.0000.00616.91
8.0.240.0000.00816.85
8.0.230.0040.00416.94
8.0.220.0030.00316.77
8.0.210.0040.00416.79
8.0.200.0000.00816.86
8.0.190.0030.00516.83
8.0.180.0040.00416.83
8.0.170.0050.00316.89
8.0.160.0000.00716.96
8.0.150.0040.00416.94
8.0.140.0030.00716.83
8.0.130.0000.00513.32
8.0.120.0040.00416.73
8.0.110.0040.00416.91
8.0.100.0050.00216.96
8.0.90.0040.00416.84
8.0.80.0090.00616.85
8.0.70.0050.00316.73
8.0.60.0000.00716.96
8.0.50.0000.00716.83
8.0.30.0130.00717.11
8.0.20.0120.00617.40
8.0.10.0070.00016.86
8.0.00.0090.00916.89
7.4.330.0000.00516.79
7.4.320.0030.00316.54
7.4.300.0030.00316.51
7.4.290.0040.00416.62
7.4.280.0040.00416.63
7.4.270.0030.00316.50
7.4.260.0000.00716.46
7.4.250.0040.00416.46
7.4.240.0000.00716.49
7.4.230.0030.00316.63
7.4.220.0120.00616.55
7.4.210.0070.00716.67
7.4.200.0030.00316.34
7.4.160.0060.00916.37
7.4.150.0090.00917.40
7.4.140.0130.00617.86
7.4.130.0060.01116.67
7.4.120.0080.01016.47
7.4.110.0120.00416.29
7.4.100.0060.01116.60
7.4.90.0120.01216.44
7.4.80.0120.00919.39
7.4.70.0100.00616.49
7.4.60.0070.01016.60
7.4.50.0130.00316.30
7.4.40.0060.01316.58
7.4.30.0180.00616.67
7.4.00.0070.00714.96
7.3.330.0050.00013.01
7.3.320.0030.00313.20
7.3.310.0040.00416.35
7.3.300.0000.00716.28
7.3.290.0120.00316.27
7.3.280.0070.01116.31
7.3.270.0060.01317.40
7.3.260.0110.00516.28
7.3.250.0080.01016.40
7.3.240.0110.00616.41
7.3.230.0030.01316.59
7.3.210.0100.00616.16
7.3.200.0070.01416.17
7.3.190.0040.01216.27
7.3.180.0100.01416.46
7.3.170.0080.00816.49
7.3.160.0030.01216.30
7.2.330.0130.00316.43
7.2.320.0070.01116.46
7.2.310.0090.00616.58
7.2.300.0070.01016.15
7.2.290.0060.00916.61
7.2.60.0090.00616.74
7.2.00.0000.01319.21
7.1.200.0140.00015.68
7.1.100.0030.01017.79
7.1.70.0000.00717.11
7.1.60.0070.01819.40
7.1.50.0030.01016.81
7.1.00.0000.08022.54
7.0.200.0430.01014.57
7.0.60.0400.06719.90
7.0.50.0030.04717.88
7.0.40.0070.03720.23
7.0.30.0130.04720.23
7.0.20.0270.07320.09
7.0.10.0070.09020.11
7.0.00.0070.08020.17
5.6.280.0030.04721.01
5.6.210.0100.03720.71
5.6.200.0130.05018.17
5.6.190.0070.05020.27
5.6.180.0270.04720.57
5.6.170.0170.04720.50
5.6.160.0170.08020.47
5.6.150.0070.05018.22
5.6.140.0070.04318.18
5.6.130.0030.04318.12
5.6.120.0100.07720.99
5.6.110.0100.03720.98
5.6.100.0030.07720.97
5.6.90.0170.05321.09
5.6.80.0000.04720.43
5.5.350.0330.07020.37
5.5.340.0000.04317.95
5.5.330.0170.08020.21
5.5.320.0500.07020.13
5.5.310.0300.06720.50
5.5.300.0070.07318.01
5.5.290.0030.07017.95
5.5.280.0170.07020.79
5.5.270.0000.04320.83
5.5.260.0070.09320.86
5.5.250.0170.07720.66
5.5.240.0170.04020.18

preferences:
56.56 ms | 401 KiB | 5 Q