3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = new stdclass; $x->{42} = 1337; $x = (array)$x; var_dump($x); foreach ($x as $key => $value) { if (!array_key_exists($key, $x)) echo 'lolphp'; } ?>

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)
8.3.60.0120.00318.43
8.3.50.0100.00821.16
8.3.40.0100.00718.65
8.3.30.0150.00418.79
8.3.20.0040.00420.21
8.3.10.0050.00321.88
8.3.00.0000.00922.37
8.2.180.0210.00016.50
8.2.170.0070.00722.96
8.2.160.0120.00820.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00717.75
8.2.110.0040.00420.51
8.2.100.0040.00817.63
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0000.00817.61
8.2.60.0080.00018.05
8.2.50.0030.00518.07
8.2.40.0080.00020.98
8.2.30.0040.00419.96
8.2.20.0000.00717.67
8.2.10.0080.00018.18
8.2.00.0040.00418.18
8.1.280.0170.00025.92
8.1.270.0060.00320.33
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0040.00422.05
8.1.230.0060.00617.48
8.1.220.0000.00817.79
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0040.00417.25
8.1.180.0040.00418.10
8.1.170.0090.00018.57
8.1.160.0060.00323.89
8.1.150.0000.00818.93
8.1.140.0030.00617.45
8.1.130.0030.00717.70
8.1.120.0000.00717.36
8.1.110.0000.00817.49
8.1.100.0050.00217.40
8.1.90.0000.00817.50
8.1.80.0040.00417.35
8.1.70.0070.00017.45
8.1.60.0050.00317.47
8.1.50.0030.00517.43
8.1.40.0000.00817.50
8.1.30.0040.00417.57
8.1.20.0040.00417.63
8.1.10.0050.00317.41
8.1.00.0050.00217.48
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0080.00018.45
8.0.270.0000.00717.16
8.0.260.0030.00317.32
8.0.250.0070.00016.82
8.0.240.0030.00317.00
8.0.230.0000.00716.87
8.0.220.0030.00316.94
8.0.210.0030.00416.78
8.0.200.0030.00316.82
8.0.190.0080.00016.91
8.0.180.0040.00416.83
8.0.170.0000.00816.96
8.0.160.0050.00316.84
8.0.150.0050.00316.81
8.0.140.0000.00716.95
8.0.130.0000.00613.36
8.0.120.0070.00016.86
8.0.110.0000.00716.87
8.0.100.0040.00416.89
8.0.90.0040.00416.71
8.0.80.0000.01516.81
8.0.70.0040.00416.85
8.0.60.0070.00016.76
8.0.50.0000.00716.95
8.0.30.0110.00717.02
8.0.20.0080.01317.40
8.0.10.0000.00716.82
8.0.00.0110.00616.74
7.4.330.0000.00515.08
7.4.320.0000.00616.49
7.4.300.0000.00716.51
7.4.290.0000.00916.52
7.4.280.0040.00416.46
7.4.270.0030.00316.49
7.4.260.0070.00016.48
7.4.250.0030.00616.61
7.4.240.0040.00316.54
7.4.230.0030.00316.40
7.4.220.0100.00916.53
7.4.210.0060.01116.67
7.4.200.0070.00016.40
7.4.160.0100.00616.53
7.4.150.0100.01317.40
7.4.140.0120.01017.86
7.4.130.0070.01116.57
7.4.120.0100.00816.58
7.4.110.0180.00416.64
7.4.100.0150.00816.50
7.4.90.0110.00716.46
7.4.80.0070.01419.39
7.4.70.0130.00316.57
7.4.60.0080.01116.56
7.4.50.0080.00016.28
7.4.40.0100.00616.22
7.4.30.0120.00816.46
7.4.00.0080.00814.91
7.3.330.0000.00813.11
7.3.320.0000.00613.11
7.3.310.0000.00716.39
7.3.300.0040.00416.22
7.3.290.0050.00216.25
7.3.280.0110.00616.26
7.3.270.0130.00617.40
7.3.260.0070.01016.56
7.3.250.0090.00716.44
7.3.240.0080.01216.41
7.3.230.0060.01016.41
7.3.210.0100.00716.35
7.3.200.0060.01219.39
7.3.190.0070.01116.54
7.3.180.0070.01516.59
7.3.170.0170.00616.35
7.3.160.0110.00916.27
7.3.10.0040.00816.65
7.3.00.0120.00016.38
7.2.330.0110.00716.44
7.2.320.0100.00916.59
7.2.310.0100.00716.73
7.2.300.0100.00716.64
7.2.290.0130.00316.59
7.2.130.0120.00316.35
7.2.120.0070.00716.77
7.2.110.0040.00716.64
7.2.100.0070.00716.32
7.2.90.0080.00816.79
7.2.80.0030.01016.71
7.2.70.0110.00516.72
7.2.60.0050.01016.94
7.2.50.0040.00816.70
7.2.40.0060.01216.67
7.2.30.0130.00316.62
7.2.20.0110.00416.98
7.2.10.0030.01316.50
7.2.00.0080.00517.99
7.1.250.0120.00414.95
7.1.200.0060.00615.67
7.1.100.0090.00618.35
7.1.70.0040.00417.14
7.1.60.0140.01020.03
7.1.50.0110.01416.63
7.1.00.0030.09022.55
7.0.200.0320.00614.97
7.0.60.0070.04020.03
7.0.50.0030.05717.80
7.0.40.0130.08020.14
7.0.30.0170.04720.17
7.0.20.0270.07720.13
7.0.10.0100.08320.04
7.0.00.0100.06320.01
5.6.210.0070.04720.50
5.6.200.0070.07718.17
5.6.190.0130.03320.39
5.6.180.0070.07320.49
5.6.170.0070.05020.42
5.6.160.0100.04020.49
5.6.150.0030.04018.22
5.6.140.0070.08318.18
5.6.130.0130.03718.11
5.6.120.0130.03321.14
5.6.110.0200.05721.00
5.6.100.0000.05020.96
5.6.90.0070.08321.03
5.6.80.0000.09020.53
5.6.70.4330.04020.34
5.5.350.0170.07320.38
5.5.340.0030.08317.98
5.5.330.0070.08020.19
5.5.320.0300.04020.25
5.5.310.0270.07020.41
5.5.300.0070.08717.99
5.5.290.0070.08017.98
5.5.280.0100.03320.65
5.5.270.0030.08320.89
5.5.260.0070.08320.95
5.5.250.0000.07720.46
5.5.240.0300.06320.18
5.4.450.0800.05019.63
5.4.440.0770.04319.63
5.4.430.0670.05019.43
5.4.420.0700.05019.54
5.4.410.0530.05319.31
5.4.400.0570.05719.16
5.4.390.0530.06018.95
5.4.380.0500.05719.21
5.4.370.0670.04719.23
5.4.360.0530.05719.08
5.4.350.0570.05718.78
5.4.340.0570.05719.31
5.4.320.0600.06019.28
5.4.310.0630.05319.29
5.4.300.0470.06319.21
5.4.290.0500.06019.18
5.4.280.0570.04719.16
5.4.270.0300.06719.08
5.4.260.0130.06019.21
5.4.250.0330.05319.09
5.4.240.0500.05719.17
5.4.230.0130.05019.27
5.4.220.0070.06018.91
5.4.210.0470.05718.75
5.4.200.0270.05716.76
5.4.190.0100.05318.87
5.4.180.0500.05718.89
5.4.170.0630.05019.10
5.4.160.0500.05319.04
5.4.150.0570.06018.83
5.4.140.0670.05316.55
5.4.130.0700.04316.27
5.4.120.0570.05316.33
5.4.110.0600.04716.45
5.4.100.0530.05316.17
5.4.90.0600.05016.36
5.4.80.0670.06316.09
5.4.70.0530.05316.38
5.4.60.0230.05316.43
5.4.50.0000.06016.44
5.4.40.0200.04316.40
5.4.30.0170.03716.31
5.4.20.0330.06716.36

preferences:
60.06 ms | 401 KiB | 5 Q