3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $A; // This will become '\0A\0A' } class B extends A { private $A; // This will become '\0B\0A' public $AA; // This will become 'AA' } var_dump((array) new 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)
8.3.60.0040.01116.50
8.3.50.0100.00822.82
8.3.40.0090.00618.72
8.3.30.0100.00318.83
8.3.20.0040.00420.16
8.3.10.0080.00023.53
8.3.00.0040.00419.13
8.2.180.0070.01516.75
8.2.170.0070.00722.96
8.2.160.0080.00818.65
8.2.150.0090.00024.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0080.00021.02
8.2.110.0070.00320.38
8.2.100.0080.00417.91
8.2.90.0040.00419.09
8.2.80.0050.00317.97
8.2.70.0000.00817.50
8.2.60.0000.00817.78
8.2.50.0060.00318.07
8.2.40.0040.00418.22
8.2.30.0000.00817.80
8.2.20.0060.00317.43
8.2.10.0040.00417.83
8.2.00.0040.00417.60
8.1.280.0140.00325.92
8.1.270.0090.00023.83
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00722.00
8.1.230.0060.00618.98
8.1.220.0090.00017.74
8.1.210.0060.00318.77
8.1.200.0070.00317.09
8.1.190.0080.00017.00
8.1.180.0030.00518.10
8.1.170.0000.00818.61
8.1.160.0000.00721.98
8.1.150.0000.00818.86
8.1.140.0000.00917.32
8.1.130.0030.00317.63
8.1.120.0050.00217.25
8.1.110.0000.00717.34
8.1.100.0000.00717.21
8.1.90.0040.00417.41
8.1.80.0000.00717.35
8.1.70.0030.00317.29
8.1.60.0000.00917.49
8.1.50.0000.00917.46
8.1.40.0000.00817.45
8.1.30.0050.00317.39
8.1.20.0040.00417.57
8.1.10.0050.00217.44
8.1.00.0040.00417.39
8.0.300.0000.00818.77
8.0.290.0000.00716.58
8.0.280.0000.00718.24
8.0.270.0040.00417.17
8.0.260.0060.00017.26
8.0.250.0000.00816.79
8.0.240.0030.00316.93
8.0.230.0000.00716.82
8.0.220.0030.00316.77
8.0.210.0000.00616.63
8.0.200.0000.00616.70
8.0.190.0030.00316.78
8.0.180.0070.00316.71
8.0.170.0040.00416.77
8.0.160.0030.00516.73
8.0.150.0000.00716.75
8.0.140.0070.00316.58
8.0.130.0000.00613.22
8.0.120.0040.00416.70
8.0.110.0040.00416.77
8.0.100.0050.00316.73
8.0.90.0040.00416.59
8.0.80.0110.00416.79
8.0.70.0040.00416.77
8.0.60.0070.00016.75
8.0.50.0030.00516.55
8.0.30.0090.01116.91
8.0.20.0150.00417.40
8.0.10.0000.00716.81
8.0.00.0150.00416.63
7.4.330.0000.00515.07
7.4.320.0040.00416.28
7.4.300.0000.00616.49
7.4.290.0030.00316.36
7.4.280.0050.00316.52
7.4.270.0030.00316.33
7.4.260.0100.00016.34
7.4.250.0070.00016.34
7.4.240.0030.00416.40
7.4.230.0070.00016.55
7.4.220.0040.01516.54
7.4.210.0070.00716.48
7.4.200.0000.00716.55
7.4.160.0120.00316.46
7.4.150.0030.01617.40
7.4.140.0070.01017.86
7.4.130.0050.01216.37
7.4.120.0130.00916.27
7.4.110.0030.01716.33
7.4.100.0100.01016.29
7.4.90.0080.01216.30
7.4.80.0110.01017.34
7.4.70.0120.00716.45
7.4.60.0070.01416.32
7.4.50.0070.01016.25
7.4.40.0090.00816.38
7.4.30.0120.00916.32
7.4.20.0090.01016.36
7.4.10.0080.01316.30
7.4.00.0110.00915.98
7.3.330.0000.00513.16
7.3.320.0000.00513.16
7.3.310.0070.00016.05
7.3.300.0030.00316.25
7.3.290.0090.00616.27
7.3.280.0100.00716.24
7.3.270.0120.00817.40
7.3.260.0080.00816.35
7.3.250.0100.01016.38
7.3.240.0100.01216.33
7.3.230.0090.01216.40
7.3.220.0110.01216.24
7.3.210.0080.01416.37
7.3.200.0110.00817.25
7.3.190.0090.01116.33
7.3.180.0090.00916.19
7.3.170.0080.00816.33
7.3.160.0090.00916.33
7.3.150.0100.01416.34
7.3.140.0100.00916.31
7.3.130.0080.01116.26
7.3.120.0080.01116.30
7.3.110.0090.00915.96
7.3.100.0110.00916.33
7.3.90.0100.00816.29
7.3.80.0080.00816.13
7.3.70.0070.01116.18
7.3.60.0090.01116.23
7.3.50.0100.01016.19
7.3.40.0110.00916.20
7.3.30.0110.00916.24
7.3.20.0140.00616.24
7.3.10.0180.01015.82
7.3.00.0100.01016.19
7.2.340.0180.00416.38
7.2.330.0180.00416.42
7.2.320.0130.00616.39
7.2.310.0110.00916.39
7.2.300.0070.01016.47
7.2.290.0130.00516.30
7.2.280.0120.00716.38
7.2.270.0090.00916.38
7.2.260.0110.00716.32
7.2.250.0120.00816.54
7.2.240.0110.00916.55
7.2.230.0120.00716.40
7.2.220.0080.01016.42
7.2.210.0100.00816.21
7.2.200.0090.00916.44
7.2.190.0110.01216.35
7.2.180.0050.01616.40
7.2.170.0090.01316.31
7.2.160.0100.01016.38
7.2.150.0110.01016.47
7.2.140.0130.00716.30
7.2.130.0170.00616.46
7.2.120.0160.01217.05
7.2.110.0120.00916.34
7.2.100.0150.00616.47
7.2.90.0150.00916.45
7.2.80.0280.01015.86
7.2.70.0150.01016.13
7.2.60.0170.01016.11
7.2.50.0200.01116.02
7.2.40.0200.00716.18
7.2.30.0390.00916.22
7.2.20.0150.00916.10
7.2.10.0180.00916.06
7.2.00.0160.01016.03
7.1.330.0180.01015.41
7.1.320.0180.01015.54
7.1.310.0240.00515.41
7.1.300.0210.00915.42
7.1.290.0270.00415.47
7.1.280.0180.00915.31
7.1.270.0250.00515.36
7.1.260.0140.01115.94
7.1.250.0200.00615.38
7.1.240.0200.00616.01
7.1.230.0160.01215.99
7.1.220.0170.00915.38
7.1.210.0190.00816.04
7.1.200.0180.00715.45
7.1.190.0300.00714.85
7.1.180.0270.00914.91
7.1.170.0240.00715.08
7.1.160.0210.01015.18
7.1.150.0220.00515.10
7.1.140.0240.00815.15
7.1.130.0230.00615.05
7.1.120.0180.01215.10
7.1.110.0220.00915.12
7.1.100.0200.00915.07
7.1.90.0240.00715.12
7.1.80.0190.00915.05
7.1.70.0170.00715.41
7.1.60.0210.01121.40
7.1.50.0260.00921.39
7.1.40.0220.00821.22
7.1.30.0210.00921.44
7.1.20.0230.00821.35
7.1.10.0170.01015.08
7.1.00.0130.00915.40
7.0.330.0200.00615.09
7.0.320.0160.00915.20
7.0.310.0210.00914.60
7.0.300.0190.01114.80
7.0.290.0220.00914.77
7.0.280.0120.01315.06
7.0.270.0230.00814.73
7.0.260.0260.00814.74
7.0.250.0190.01014.80
7.0.240.0280.00714.83
7.0.230.0270.00614.80
7.0.220.0250.00714.81
7.0.210.0200.00914.87
7.0.200.0190.00815.06
7.0.190.0190.00815.05
7.0.180.0150.01015.06
7.0.170.0170.00614.95
7.0.160.0170.00815.07
7.0.150.0220.00715.00
7.0.140.0300.00815.07
7.0.130.0210.00914.78
7.0.120.0200.00614.88
7.0.110.0180.00814.80
7.0.100.0170.00914.98
7.0.90.0140.00715.09
7.0.80.0200.00815.06
7.0.70.0170.00915.09
7.0.60.0170.00715.06
7.0.50.0200.00515.12
7.0.40.0150.01014.49
7.0.30.0180.00714.48
7.0.20.0180.00614.51
7.0.10.0160.00814.50
7.0.00.0190.00814.51
5.6.400.0180.01115.86
5.6.390.0170.01115.73
5.6.380.0130.01515.74
5.6.370.0150.01115.80
5.6.360.0160.01315.81
5.6.350.0170.01115.98
5.6.340.0170.00815.85
5.6.330.0200.01015.82
5.6.320.0190.01415.83
5.6.310.0180.01116.05
5.6.300.0110.01716.23
5.6.290.0170.01116.13
5.6.280.0110.01916.04
5.6.270.0130.02516.16
5.6.260.0140.01516.26
5.6.250.0090.02516.08
5.6.240.0100.01816.10
5.6.230.0140.01516.10
5.6.220.0120.01816.13
5.6.210.0130.01716.11
5.6.200.0150.01416.11
5.6.190.0130.01716.18
5.6.180.0130.01516.08
5.6.170.0140.01416.09
5.6.160.0140.01416.07
5.6.150.0160.01416.23
5.6.140.0140.01416.19
5.6.130.0140.01616.11
5.6.120.0140.01416.07
5.6.110.0150.01316.10
5.6.100.0140.01616.03
5.6.90.0130.01516.12
5.6.80.0130.01916.00
5.6.70.0150.01316.00
5.6.60.0100.02415.96
5.6.50.0140.01415.99
5.6.40.0150.01416.00
5.6.30.0120.01615.99
5.6.20.0130.01615.99
5.6.10.0140.01516.05
5.6.00.0140.01416.01
5.5.380.0150.01214.46
5.5.370.0160.01414.54
5.5.360.0130.01614.48
5.5.350.0130.01714.47
5.5.340.0140.01314.45
5.5.330.0130.01414.57
5.5.320.0110.01514.65
5.5.310.0140.01314.64
5.5.300.0100.01814.60
5.5.290.0120.01614.52
5.5.280.0110.01714.65
5.5.270.0110.01814.48
5.5.260.0130.01414.57
5.5.250.0120.01514.50
5.5.240.0130.02014.39
5.5.230.0170.01214.32
5.5.220.0130.02014.37
5.5.210.0080.01814.41
5.5.200.0140.01514.52
5.5.190.0120.01514.37
5.5.180.0110.01614.39
5.5.170.0190.01115.69
5.5.160.0100.01514.38
5.5.150.0130.01514.36
5.5.140.0140.01314.51
5.5.130.0120.01514.42
5.5.120.0140.01314.35
5.5.110.0160.01314.42
5.5.100.0130.01614.32
5.5.90.0100.01514.36
5.5.80.0100.01414.38
5.5.70.0100.01814.30
5.5.60.0140.01214.37
5.5.50.0130.01514.36
5.5.40.0140.01114.41
5.5.30.0100.01614.39
5.5.20.0120.01614.41
5.5.10.0130.01314.37
5.5.00.0130.01314.28
5.4.450.0120.01313.24
5.4.440.0140.01113.08
5.4.430.0110.01313.16
5.4.420.0130.01013.19
5.4.410.0130.01213.18
5.4.400.0110.01413.11
5.4.390.0130.01113.03
5.4.380.0120.01613.17
5.4.370.0110.01313.04
5.4.360.0120.01313.06
5.4.350.0100.01313.14
5.4.340.0130.01213.06
5.4.330.0150.00912.52
5.4.320.0120.01213.03
5.4.310.0100.01412.95
5.4.300.0090.01413.04
5.4.290.0130.01013.05
5.4.280.0110.01413.10
5.4.270.0140.01113.03
5.4.260.0110.01413.10
5.4.250.0070.01713.12
5.4.240.0140.01013.09
5.4.230.0210.01313.06
5.4.220.0090.01413.02
5.4.210.0110.01313.04
5.4.200.0120.01213.08
5.4.190.0140.01213.08
5.4.180.0100.01412.97
5.4.170.0140.01113.01
5.4.160.0130.01013.13
5.4.150.0110.01213.00
5.4.140.0100.01312.72
5.4.130.0100.01112.72
5.4.120.0100.01112.59
5.4.110.0080.01512.73
5.4.100.0110.01112.64
5.4.90.0080.01412.73
5.4.80.0110.01012.67
5.4.70.0120.01112.68
5.4.60.0070.01412.62
5.4.50.0110.01212.60
5.4.40.0110.01112.71
5.4.30.0100.01312.64
5.4.20.0150.00912.58
5.4.10.0140.01012.71
5.4.00.0110.01212.62

preferences:
47 ms | 401 KiB | 5 Q