3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $bar; } var_dump(isset((new Foo)->bar));

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)
8.3.60.0070.00716.38
8.3.50.0110.00616.29
8.3.40.0150.00418.84
8.3.30.0120.00318.33
8.3.20.0040.00421.85
8.3.10.0070.00021.90
8.3.00.0060.00321.77
8.2.180.0110.00718.18
8.2.170.0030.01218.71
8.2.160.0140.00022.96
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0080.00020.93
8.2.110.0090.00018.93
8.2.100.0120.00017.55
8.2.90.0030.00517.66
8.2.80.0080.00018.98
8.2.70.0040.00417.50
8.2.60.0040.00417.38
8.2.50.0000.00818.05
8.2.40.0000.00718.03
8.2.30.0030.00319.42
8.2.20.0040.00417.98
8.2.10.0040.00419.11
8.2.00.0050.00319.17
8.1.280.0140.00325.92
8.1.270.0040.00421.91
8.1.260.0030.00626.35
8.1.250.0000.00728.09
8.1.240.0110.00323.86
8.1.230.0000.01120.69
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0030.00617.22
8.1.190.0040.00417.23
8.1.180.0120.00018.10
8.1.170.0030.00617.62
8.1.160.0040.00418.63
8.1.150.0000.00818.74
8.1.140.0040.00420.63
8.1.130.0080.00018.79
8.1.120.0000.00717.23
8.1.110.0040.00417.21
8.1.100.0070.00017.32
8.1.90.0030.00317.32
8.1.80.0040.00417.37
8.1.70.0070.00017.32
8.1.60.0080.00017.38
8.1.50.0000.00817.36
8.1.40.0050.00317.29
8.1.30.0020.00517.37
8.1.20.0000.00717.55
8.1.10.0040.00417.49
8.1.00.0030.00617.48
8.0.300.0080.00019.90
8.0.290.0100.00016.58
8.0.280.0030.00318.46
8.0.270.0000.00817.86
8.0.260.0070.00018.43
8.0.250.0000.00616.89
8.0.240.0000.00916.83
8.0.230.0030.00516.84
8.0.220.0000.00716.74
8.0.210.0040.00416.82
8.0.200.0030.00316.78
8.0.190.0050.00216.77
8.0.180.0040.00416.75
8.0.170.0030.00616.83
8.0.160.0030.00316.71
8.0.150.0000.00716.77
8.0.140.0000.00716.75
8.0.130.0000.00613.18
8.0.120.0000.00816.68
8.0.110.0040.00416.86
8.0.100.0050.00316.66
8.0.90.0000.00816.73
8.0.80.0060.01116.70
8.0.70.0000.00916.76
8.0.60.0070.00016.64
8.0.50.0050.00216.58
8.0.30.0200.00017.09
8.0.20.0120.00716.70
8.0.10.0040.00416.74
8.0.00.0090.00916.75
7.4.330.0050.00016.83
7.4.320.0000.00716.47
7.4.300.0040.00416.38
7.4.290.0030.00316.50
7.4.280.0060.00316.44
7.4.270.0000.00716.52
7.4.260.0030.00313.09
7.4.250.0050.00316.43
7.4.240.0050.00216.46
7.4.230.0030.00316.44
7.4.220.0050.00216.36
7.4.210.0060.00916.36
7.4.200.0030.00316.53
7.4.130.0110.00916.44
7.4.120.0160.00916.38
7.4.110.0100.00716.41
7.4.100.0130.00316.17
7.4.90.0150.00716.24
7.4.80.0130.00319.39
7.4.70.0100.00716.32
7.4.60.0060.01216.46
7.4.50.0060.01016.36
7.4.40.0120.00316.36
7.4.20.0040.01716.09
7.4.10.0150.00616.18
7.4.00.0170.00616.23
7.3.330.0030.00316.06
7.3.320.0000.00613.25
7.3.310.0030.00316.07
7.3.300.0070.00016.19
7.3.290.0070.00916.17
7.3.280.0080.00816.12
7.3.260.0180.00016.46
7.3.240.0110.00916.25
7.3.230.0070.01016.23
7.3.210.0060.01216.52
7.3.200.0100.00516.10
7.3.190.0110.00716.26
7.3.180.0220.00016.43
7.3.170.0170.00316.18
7.3.160.0160.00016.38
7.3.130.0100.01316.00
7.3.120.0140.00816.36
7.3.110.0160.00616.14
7.3.100.0110.00616.15
7.3.90.0100.00616.13
7.3.80.0070.01516.35
7.3.70.0030.01416.18
7.3.60.0000.02316.40
7.3.50.0130.00616.18
7.3.40.0060.01016.13
7.3.30.0090.00916.36
7.3.20.0090.01416.27
7.3.10.0060.01516.12
7.3.00.0130.01016.13
7.2.330.0140.00716.57
7.2.320.0090.00916.36
7.2.310.0060.01016.54
7.2.300.0060.01616.20
7.2.290.0150.00616.50
7.2.260.0150.00916.19
7.2.250.0080.00816.36
7.2.240.0170.01316.58
7.2.230.0070.01016.41
7.2.220.0140.00416.23
7.2.210.0000.02116.48
7.2.200.0170.00616.31
7.2.190.0180.00016.50
7.2.180.0030.01616.36
7.2.170.0090.01216.34
7.2.160.0120.01216.13
7.2.150.0140.01316.61
7.2.140.0050.01616.48
7.2.130.0040.01216.45
7.2.120.0070.01116.48
7.2.110.0090.00916.62
7.2.100.0130.01016.45
7.2.90.0070.01116.50
7.2.80.0040.01516.47
7.2.70.0060.01316.28
7.2.60.0100.01016.45
7.2.50.0120.00616.39
7.2.40.0120.01216.44
7.2.30.0090.01316.71
7.2.20.0090.01316.51
7.2.10.0070.01116.57
7.2.00.0060.01216.50

preferences:
80.59 ms | 400 KiB | 5 Q