3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (object)['active' => false]; $b = isset($a->active); var_dump($b);

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)
8.3.60.0070.00716.63
8.3.50.0090.00916.26
8.3.40.0060.01018.66
8.3.30.0080.00818.63
8.3.20.0040.00421.73
8.3.10.0040.00423.53
8.3.00.0060.00319.18
8.2.180.0080.00618.29
8.2.170.0110.00722.96
8.2.160.0140.00020.53
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0090.00026.16
8.2.120.0040.00421.07
8.2.110.0110.00021.18
8.2.100.0090.00317.78
8.2.90.0050.00517.77
8.2.80.0040.00419.40
8.2.70.0080.00017.68
8.2.60.0050.00317.50
8.2.50.0000.00818.10
8.2.40.0000.00720.29
8.2.30.0040.00419.35
8.2.20.0040.00718.04
8.2.10.0030.00517.99
8.2.00.0040.00417.86
8.1.280.0120.00425.92
8.1.270.0040.00420.28
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0100.00022.31
8.1.230.0070.00320.80
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.13
8.1.190.0000.00917.23
8.1.180.0000.00818.10
8.1.170.0030.00618.88
8.1.160.0050.00318.66
8.1.150.0000.00718.94
8.1.140.0040.00417.64
8.1.130.0030.00320.13
8.1.120.0050.00217.29
8.1.110.0000.00717.28
8.1.100.0000.00817.41
8.1.90.0030.00517.41
8.1.80.0020.00517.27
8.1.70.0040.00417.28
8.1.60.0100.00017.56
8.1.50.0060.00317.45
8.1.40.0060.00317.33
8.1.30.0080.00017.47
8.1.20.0040.00417.38
8.1.10.0080.00017.52
8.1.00.0000.00817.36
8.0.300.0070.00019.78
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0070.00017.18
8.0.260.0030.00316.79
8.0.250.0070.00016.96
8.0.240.0070.00016.97
8.0.230.0060.00316.84
8.0.220.0040.00416.88
8.0.210.0040.00416.78
8.0.200.0000.00716.95
8.0.190.0000.00716.94
8.0.180.0030.00316.91
8.0.170.0040.00416.79
8.0.160.0040.00416.81
8.0.150.0040.00416.75
8.0.140.0000.00716.73
8.0.130.0000.00613.30
8.0.120.0040.00416.80
8.0.110.0000.00716.82
8.0.100.0000.00816.74
8.0.90.0080.00016.93
8.0.80.0090.00616.93
8.0.70.0050.00216.73
8.0.60.0000.00716.71
8.0.50.0050.00316.75
8.0.30.0130.00417.11
8.0.20.0110.01117.40
8.0.10.0070.00016.82
8.0.00.0070.01116.66
7.4.330.0050.00015.55
7.4.320.0030.00316.55
7.4.300.0030.00316.30
7.4.290.0070.00016.44
7.4.280.0040.00416.55
7.4.270.0000.00916.52
7.4.260.0000.00816.41
7.4.250.0000.00716.50
7.4.240.0000.00716.52
7.4.230.0020.00416.32
7.4.220.0070.00016.60
7.4.210.0050.00916.43
7.4.200.0030.00316.50
7.4.160.0130.00616.47
7.4.140.0110.00717.86
7.4.130.0230.00316.33
7.4.120.0130.00816.49
7.4.110.0140.00716.42
7.4.100.0070.01016.31
7.4.90.0140.00416.51
7.4.80.0140.00819.39
7.4.70.0150.00316.32
7.4.60.0110.00416.44
7.4.50.0110.00216.41
7.4.40.0060.00916.41
7.4.00.0060.01114.87
7.3.330.0000.00513.10
7.3.320.0000.00613.13
7.3.310.0000.00816.24
7.3.300.0030.00316.19
7.3.290.0000.00716.18
7.3.280.0060.00916.23
7.3.260.0170.00616.24
7.3.240.0090.01116.37
7.3.230.0130.01016.21
7.3.210.0030.01516.48
7.3.200.0100.00716.49
7.3.190.0110.00416.18
7.3.180.0090.00916.29
7.3.170.0130.00316.29
7.3.160.0140.00716.59
7.3.120.0110.00414.53
7.3.110.0030.00914.44
7.3.100.0110.00414.54
7.3.90.0080.00614.55
7.3.80.0040.00714.55
7.3.70.0030.01014.44
7.3.60.0100.00714.45
7.3.50.0110.00414.72
7.3.40.0080.00014.69
7.3.30.0070.01114.73
7.3.20.0070.01016.30
7.3.10.0060.00916.18
7.3.00.0030.01116.49
7.2.330.0120.00616.73
7.2.320.0170.00016.62
7.2.310.0030.01716.35
7.2.300.0090.01316.36
7.2.290.0080.01016.41
7.2.250.0040.01514.85
7.2.240.0000.01715.12
7.2.230.0030.00715.08
7.2.220.0000.01214.83
7.2.210.0060.00614.81
7.2.200.0100.00714.70
7.2.190.0070.00314.75
7.2.180.0090.00314.55
7.2.170.0030.01014.84
7.2.110.0070.00716.63
7.2.60.0000.01116.95
7.2.50.0000.01216.81
7.2.30.0600.01317.84
7.2.20.0540.01217.28
7.2.10.0550.01517.86
7.2.00.0370.01017.48
7.1.330.0070.00415.70
7.1.320.0050.00315.67
7.1.310.0120.00315.45
7.1.300.0030.00615.51
7.1.290.0090.00015.64
7.1.280.0040.00715.64
7.1.270.0100.00615.84
7.1.260.0100.00315.75
7.1.200.0040.01115.69
7.1.150.0510.01416.47
7.1.140.0450.01417.00
7.1.130.0550.01216.77
7.1.120.0380.01116.93
7.1.110.0440.01216.16
7.1.100.0360.01116.19
7.1.90.0420.01316.17
7.1.80.0620.01015.96
7.1.70.0390.01115.38
7.1.60.0620.01433.05
7.1.50.0670.01432.81
7.1.40.0670.01732.34
7.1.30.0890.01832.42
7.1.20.0610.01532.68
7.1.10.0270.01214.75
7.1.00.0340.01214.57

preferences:
64.09 ms | 401 KiB | 5 Q