3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object) [ 'items' => [ 'one', 'two' ] ]; echo (isset($obj->items2)) ? "true" : "false";

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)
8.3.60.0110.01116.75
8.3.50.0100.01022.08
8.3.40.0140.00318.53
8.3.30.0060.00918.82
8.3.20.0050.00220.29
8.3.10.0080.00021.72
8.3.00.0060.00319.38
8.2.180.0090.00916.75
8.2.170.0050.01022.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.01126.16
8.2.120.0050.00222.13
8.2.110.0090.00022.13
8.2.100.0120.00017.56
8.2.90.0000.00819.23
8.2.80.0030.00617.97
8.2.70.0000.00917.63
8.2.60.0000.00919.38
8.2.50.0000.00918.07
8.2.40.0040.00420.01
8.2.30.0040.00419.77
8.2.20.0080.00017.66
8.2.10.0040.00419.78
8.2.00.0000.01017.68
8.1.280.0040.01225.92
8.1.270.0030.00623.82
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0040.00423.96
8.1.230.0070.00419.01
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0000.00817.25
8.1.190.0040.00417.23
8.1.180.0060.00318.10
8.1.170.0080.00018.58
8.1.160.0040.00422.00
8.1.150.0050.00318.59
8.1.140.0000.00717.38
8.1.130.0040.00417.89
8.1.120.0000.00717.45
8.1.110.0000.00717.41
8.1.100.0030.00317.38
8.1.90.0070.00017.31
8.1.80.0000.00717.42
8.1.70.0030.00317.29
8.1.60.0070.00417.52
8.1.50.0000.00817.39
8.1.40.0050.00317.44
8.1.30.0040.00417.49
8.1.20.0040.00417.50
8.1.10.0030.00517.50
8.1.00.0030.00617.43
8.0.300.0000.00820.61
8.0.290.0070.00017.16
8.0.280.0030.00318.45
8.0.270.0030.00317.26
8.0.260.0000.00617.20
8.0.250.0000.00616.93
8.0.240.0000.00617.04
8.0.230.0000.00817.00
8.0.220.0070.00016.86
8.0.210.0030.00516.86
8.0.200.0000.00717.02
8.0.190.0040.00417.04
8.0.180.0040.00416.93
8.0.170.0050.00316.82
8.0.160.0040.00416.74
8.0.150.0050.00316.81
8.0.140.0000.00816.78
8.0.130.0030.00313.32
8.0.120.0060.00316.88
8.0.110.0030.00516.90
8.0.100.0040.00416.91
8.0.90.0030.00316.94
8.0.80.0130.01016.87
8.0.70.0000.00716.86
8.0.60.0020.00516.79
8.0.50.0030.00316.84
8.0.30.0080.01017.02
8.0.20.0160.00417.40
8.0.10.0040.00416.98
8.0.00.0070.01016.93
7.4.330.0020.00215.00
7.4.320.0000.00616.45
7.4.300.0000.00616.39
7.4.290.0030.00316.41
7.4.280.0040.00416.34
7.4.270.0000.00716.55
7.4.260.0070.00016.43
7.4.250.0070.00016.40
7.4.240.0040.00416.46
7.4.230.0030.00316.56
7.4.220.0090.00916.45
7.4.210.0060.00916.51
7.4.200.0030.00316.40
7.4.190.0040.00416.40
7.4.160.0060.00916.36
7.4.150.0070.01017.40
7.4.140.0080.01317.86
7.4.130.0080.01116.41
7.4.120.0080.00816.48
7.4.110.0100.00616.38
7.4.100.0090.01216.43
7.4.90.0090.00916.30
7.4.80.0180.00419.39
7.4.70.0170.00716.46
7.4.60.0070.01016.31
7.4.50.0030.00616.39
7.4.40.0080.00816.54
7.4.30.0060.01016.50
7.4.00.0060.01114.65
7.3.330.0030.00313.03
7.3.320.0020.00213.05
7.3.310.0000.00716.34
7.3.300.0060.00016.20
7.3.290.0100.01016.16
7.3.280.0130.00616.22
7.3.270.0120.01217.40
7.3.260.0130.00916.32
7.3.250.0120.00816.37
7.3.240.0120.00916.19
7.3.230.0090.00916.43
7.3.210.0110.00716.23
7.3.200.0120.00619.39
7.3.190.0070.01016.20
7.3.180.0120.00416.30
7.3.170.0090.00616.27
7.3.160.0090.01016.37
7.3.120.0050.00714.70
7.3.110.0100.00714.75
7.3.100.0000.01214.39
7.3.90.0000.01514.68
7.3.80.0040.01114.70
7.3.70.0110.00314.71
7.3.60.0030.01014.66
7.3.50.0040.01114.75
7.3.40.0000.01414.54
7.3.30.0060.00914.60
7.3.20.0110.00016.67
7.3.10.0040.00716.67
7.3.00.0040.01116.63
7.2.330.0090.00916.45
7.2.320.0120.00816.59
7.2.310.0080.01616.67
7.2.300.0000.01716.57
7.2.290.0100.00616.31
7.2.250.0040.01115.13
7.2.240.0070.01315.09
7.2.230.0040.00814.61
7.2.220.0030.01015.05
7.2.210.0100.00315.15
7.2.200.0100.00014.87
7.2.190.0070.01014.72
7.2.180.0060.00614.79
7.2.170.0140.00015.04
7.2.00.0030.00919.27
7.1.330.0090.00915.78
7.1.320.0040.00415.57
7.1.310.0000.01415.66
7.1.300.0030.00915.66
7.1.290.0030.01015.73
7.1.280.0030.00615.78
7.1.270.0060.00315.46
7.1.260.0060.00315.79
7.1.100.0030.00918.14
7.1.70.0090.00016.68
7.1.60.0110.01519.46
7.1.50.0060.01216.53
7.1.00.0070.07322.45
7.0.200.0400.00314.77
7.0.140.0000.07321.98
7.0.60.0000.04720.05
7.0.50.0030.07017.86
7.0.40.0070.08320.21
7.0.30.0170.04320.21
7.0.20.0300.07320.20
7.0.10.0130.08720.13
7.0.00.0070.07020.20
5.6.280.0030.07721.02
5.6.210.0130.05020.66
5.6.200.0000.05318.08
5.6.190.0100.08020.45
5.6.180.0270.04020.57
5.6.170.0370.06720.50
5.6.160.0100.08020.44
5.6.150.0130.07718.19
5.6.140.0070.07318.20
5.6.130.0200.06718.21
5.6.120.0100.08321.02
5.6.110.0100.08720.93
5.6.100.0070.07721.11
5.6.90.0030.07020.96
5.6.80.0100.03320.38
5.6.70.4600.04320.38
5.5.350.0000.03320.38
5.5.340.0100.05017.88
5.5.330.0100.06720.20
5.5.320.0200.05720.17
5.5.310.0370.07320.50
5.5.300.0030.07718.02
5.5.290.0100.07717.98
5.5.280.0130.07320.84
5.5.270.0100.08020.79
5.5.260.0070.07320.76
5.5.250.0130.08320.58
5.5.240.0330.06720.27
5.4.450.1800.02719.57
5.4.440.0130.04019.60
5.4.430.0070.03719.14
5.4.420.0670.03019.10
5.4.410.1700.03719.33
5.4.400.2070.03718.89
5.4.390.1530.04019.09
5.4.380.1270.03719.09
5.4.370.2170.03718.81
5.4.360.1770.04018.89
5.4.350.1930.03319.06
5.4.340.1700.04718.93
5.4.320.1930.04019.13
5.4.310.1730.03319.09
5.4.300.1670.04019.24
5.4.290.2430.03719.15
5.4.280.1730.03319.10
5.4.270.1670.04018.91
5.4.260.1770.03018.82
5.4.250.1700.03319.12
5.4.240.1800.03019.13
5.4.230.1700.04019.24
5.4.220.1800.04319.15
5.4.210.2070.04319.06
5.4.200.1700.03719.04
5.4.190.1730.03019.15
5.4.180.1630.04319.12
5.4.170.1730.03719.23
5.4.160.1770.03718.75
5.4.150.2000.04719.21
5.4.140.1930.03716.16
5.4.130.1800.03716.32
5.4.120.1730.04316.45
5.4.110.1800.03316.21
5.4.100.1630.04316.48
5.4.90.1630.03716.43
5.4.80.1430.03716.20
5.4.70.0070.06716.40
5.4.60.0130.06716.29
5.4.50.0730.05016.19
5.4.40.2000.04316.18
5.4.30.2000.03316.40
5.4.20.1730.03016.37
5.4.10.1630.03716.17
5.4.00.1930.03715.78
5.3.290.1700.03014.64
5.3.280.1830.03314.43
5.3.270.2000.03714.65
5.3.260.1700.03314.46
5.3.250.1900.04314.62
5.3.240.1870.04314.55
5.3.230.1730.04014.55
5.3.220.1930.03714.66
5.3.210.1830.04314.43
5.3.200.1970.03714.44
5.3.190.1970.04014.41
5.3.180.1670.03314.44
5.3.170.1800.04714.40
5.3.160.1670.03714.44
5.3.150.1830.04714.51
5.3.140.1700.03314.43
5.3.130.1400.04014.64
5.3.120.0030.07714.39
5.3.110.0030.04314.46
5.3.100.0070.04013.99
5.3.90.1270.04014.04
5.3.80.1600.04013.89
5.3.70.1930.03313.89
5.3.60.1930.04313.78
5.3.50.1830.04313.80
5.3.40.1570.03713.79
5.3.30.1670.03013.86
5.3.20.1630.03713.67
5.3.10.1670.03313.53
5.3.00.1900.03313.48
5.2.170.1530.03310.99
5.2.160.0430.04010.99
5.2.150.0100.03011.20
5.2.140.0070.06010.98
5.2.130.0800.04010.95
5.2.120.1430.03310.95
5.2.110.1700.03011.11
5.2.100.1730.03311.04
5.2.90.1500.03311.04
5.2.80.1500.02011.05
5.2.70.1630.02311.14
5.2.60.1470.02311.09
5.2.50.1370.03311.06
5.2.40.1170.02711.04
5.2.30.1270.03310.82
5.2.20.1170.03310.82
5.2.10.1070.03710.72
5.2.00.0900.03310.78
5.1.60.0030.03010.34
5.1.50.0000.02710.34
5.1.40.0030.02310.34
5.1.30.0000.03310.42
5.1.20.0130.02710.34
5.1.10.1130.02710.34
5.1.00.1100.03010.34
5.0.50.0530.02310.34
5.0.40.0530.02010.34
5.0.30.0570.03010.34
5.0.20.0530.02010.34
5.0.10.0570.02010.34
5.0.00.0630.03710.34
4.4.90.0700.02010.34
4.4.80.0730.01310.34
4.4.70.0400.01710.34
4.4.60.0630.02010.34
4.4.50.0570.01710.34
4.4.40.0570.02310.34
4.4.30.0570.01310.34
4.4.20.0600.01310.34
4.4.10.0530.01710.34
4.4.00.0570.02710.34
4.3.110.0600.01310.34
4.3.100.0670.01710.34
4.3.90.0570.01710.34
4.3.80.0570.02310.34
4.3.70.0530.01710.34
4.3.60.0570.01710.34
4.3.50.0730.01710.34
4.3.40.0630.02010.34
4.3.30.0270.02010.34
4.3.20.0270.01710.34
4.3.10.0430.02710.34
4.3.00.0330.02010.34

preferences:
43.09 ms | 401 KiB | 5 Q