3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = new stdClass; var_dump(true === $x->a->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)
8.3.40.0110.01118.67
8.3.30.0070.00718.78
8.3.20.0050.00220.34
8.3.10.0030.00520.35
8.3.00.0080.00019.38
8.2.170.0140.00322.96
8.2.160.0030.01020.39
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0030.00526.16
8.2.120.0020.00522.23
8.2.110.0030.00620.92
8.2.100.0070.00417.91
8.2.90.0000.00819.28
8.2.80.0040.00417.97
8.2.70.0000.00817.38
8.2.60.0050.00317.80
8.2.50.0000.00818.10
8.2.40.0000.00718.34
8.2.30.0060.00317.94
8.2.20.0030.00617.73
8.2.10.0040.00418.05
8.2.00.0000.00917.70
8.1.270.0080.00023.97
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00323.98
8.1.230.0090.00417.76
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.35
8.1.190.0080.00017.22
8.1.180.0050.00218.10
8.1.170.0080.00018.43
8.1.160.0000.00721.91
8.1.150.0040.00418.82
8.1.140.0040.00417.43
8.1.130.0030.00317.81
8.1.120.0000.00717.27
8.1.110.0080.00017.36
8.1.100.0040.00417.32
8.1.90.0030.00317.31
8.1.80.0000.00717.29
8.1.70.0030.00317.33
8.1.60.0000.00817.42
8.1.50.0040.00417.50
8.1.40.0000.00717.47
8.1.30.0040.00417.54
8.1.20.0000.00717.61
8.1.10.0080.00017.45
8.1.00.0000.00717.55
8.0.300.0050.00218.77
8.0.290.0000.00816.75
8.0.280.0040.00418.43
8.0.270.0070.00017.20
8.0.260.0030.00317.08
8.0.250.0000.00716.92
8.0.240.0040.00417.00
8.0.230.0030.00316.99
8.0.220.0070.00016.78
8.0.210.0030.00316.86
8.0.200.0040.00416.86
8.0.190.0000.00816.98
8.0.180.0000.00816.94
8.0.170.0060.00316.81
8.0.160.0070.00016.94
8.0.150.0080.00016.88
8.0.140.0000.00716.92
8.0.130.0000.00513.25
8.0.120.0040.00416.91
8.0.110.0040.00416.81
8.0.100.0070.00016.79
8.0.90.0000.00716.77
8.0.80.0060.01016.79
8.0.70.0040.00416.93
8.0.60.0020.00516.71
8.0.50.0040.00416.69
8.0.30.0150.00617.09
8.0.20.0110.00817.40
8.0.10.0000.00717.04
8.0.00.0110.00816.72
7.4.330.0030.00315.09
7.4.320.0030.00316.38
7.4.300.0000.00616.55
7.4.290.0000.00616.42
7.4.280.0040.00416.64
7.4.270.0030.00316.37
7.4.260.0000.00616.51
7.4.250.0030.00316.49
7.4.240.0070.00016.44
7.4.230.0040.00416.41
7.4.220.0090.01816.60
7.4.210.0040.01116.63
7.4.200.0050.00216.71
7.4.160.0030.01316.58
7.4.150.0110.00617.40
7.4.140.0120.00617.86
7.4.130.0070.01116.54
7.4.120.0100.00816.46
7.4.110.0080.01016.36
7.4.100.0070.01016.61
7.4.90.0070.01116.51
7.4.80.0070.02319.39
7.4.70.0040.01216.62
7.4.60.0050.01216.48
7.4.50.0030.00616.50
7.4.40.0080.00816.48
7.4.30.0180.00016.55
7.4.00.0090.00915.00
7.3.330.0000.00513.25
7.3.320.0030.00313.11
7.3.310.0000.00716.32
7.3.300.0030.00316.05
7.3.290.0070.00916.36
7.3.280.0060.01316.27
7.3.270.0090.00917.40
7.3.260.0030.01416.58
7.3.250.0100.00716.29
7.3.240.0090.00916.25
7.3.230.0160.00616.39
7.3.210.0160.00716.39
7.3.200.0110.00619.39
7.3.190.0030.02016.31
7.3.180.0120.00416.38
7.3.170.0090.00916.41
7.3.160.0150.00316.25
7.3.120.0040.01514.93
7.3.110.0090.00914.67
7.3.100.0090.00614.79
7.3.90.0100.00314.73
7.3.80.0000.01914.83
7.3.70.0000.01014.48
7.3.60.0030.00714.66
7.3.50.0080.00414.77
7.3.40.0110.00414.80
7.3.30.0030.00614.87
7.3.20.0060.00916.51
7.3.10.0060.00616.58
7.3.00.0070.01116.42
7.2.330.0090.00916.55
7.2.320.0040.01816.48
7.2.310.0040.01516.54
7.2.300.0030.01316.36
7.2.290.0100.00616.38
7.2.250.0030.00915.09
7.2.240.0100.00714.79
7.2.230.0090.00614.88
7.2.220.0100.00314.54
7.2.210.0110.00014.97
7.2.200.0110.00414.98
7.2.190.0070.00714.78
7.2.180.0030.01315.06
7.2.170.0000.01414.68
7.2.60.0030.01316.61
7.2.50.0100.00016.91
7.1.330.0030.01015.87
7.1.320.0030.01115.72
7.1.310.0040.00815.55
7.1.300.0040.00815.81
7.1.290.0060.00915.82
7.1.280.0000.01115.80
7.1.270.0070.00715.55
7.1.260.0090.00915.96
7.1.200.0070.00715.86
7.1.70.0070.00716.97
7.1.60.0120.01219.32
7.1.50.0110.01116.88
7.1.00.0030.07722.45
7.0.200.0030.00716.80
7.0.140.0000.07722.11
7.0.110.0100.08019.98
7.0.100.0100.07719.96
7.0.90.0070.05719.89
7.0.80.0030.04319.91
7.0.70.0130.07719.97
7.0.60.0100.08019.91
7.0.50.0100.04019.93
7.0.40.0070.07019.86
7.0.30.0070.05719.59
7.0.20.0100.04319.80
7.0.10.0070.03719.77
7.0.00.0070.03719.71
5.6.280.0030.07321.12
5.6.260.0030.07320.55
5.6.250.0130.07720.66
5.6.240.0100.06720.63
5.6.230.0030.05320.69
5.6.220.0070.08020.64
5.6.210.0070.08020.56
5.6.200.0070.07720.70
5.6.190.0100.04020.61
5.6.180.0070.04020.46
5.6.170.0100.04320.64
5.6.160.0200.07020.58
5.6.150.0230.07020.70
5.6.140.0130.07020.61
5.6.130.0100.07320.55
5.6.120.0000.05020.61
5.6.110.0070.07720.69
5.6.100.0070.08720.84
5.6.90.0130.05720.60
5.6.80.0070.04020.23
5.6.70.0100.03720.01
5.6.60.0070.05719.99
5.6.50.0130.07019.93
5.6.40.0070.03719.98
5.6.30.0070.07319.86
5.6.20.0030.08720.00
5.6.10.0000.05319.98
5.6.00.0100.05320.01
5.5.380.0070.08317.47
5.5.370.0000.04317.45
5.5.360.0070.07717.46
5.5.350.0100.08317.40
5.5.340.0100.06318.13
5.5.330.0070.04018.02
5.5.320.0070.04718.25
5.5.310.0070.07317.89
5.5.300.0100.04317.77
5.5.290.0030.08317.89
5.5.280.0000.09317.86
5.5.270.0070.08318.14
5.5.260.0030.08717.98
5.5.250.0100.06317.66
5.5.240.0000.04017.25
5.5.230.0000.04317.14
5.5.220.0100.07017.38
5.5.210.0070.07317.53
5.5.200.0030.08017.45
5.5.190.0100.07717.53
5.5.180.0030.08317.48
5.5.160.0000.08317.47
5.5.150.0030.08017.50
5.5.140.0030.08017.33
5.5.130.0070.05717.35
5.5.120.0100.08017.51
5.5.110.0100.06717.50
5.5.100.0030.08317.51
5.5.90.0000.04717.50
5.5.80.0070.07317.11
5.5.70.0070.07717.09
5.5.60.0100.07317.34
5.5.50.0030.04717.11
5.5.40.0070.04717.40
5.5.30.0070.07717.36
5.5.20.0030.03717.34
5.5.10.0030.07317.49
5.5.00.0000.04317.39
5.4.450.0030.07719.33
5.4.440.0030.09019.28
5.4.430.0100.07319.44
5.4.420.0100.08019.40
5.4.410.0130.07019.45
5.4.400.0030.07719.11
5.4.390.0030.07318.97
5.4.380.0130.06719.03
5.4.370.0030.08018.93
5.4.360.0100.07319.12
5.4.350.0030.07719.03
5.4.340.0030.03319.12
5.4.320.0100.07719.25
5.4.310.0070.03719.16
5.4.300.0070.07719.17
5.4.290.0100.08019.27
5.4.280.0030.08019.09
5.4.270.0070.05319.16
5.4.260.0030.05719.09
5.4.250.0030.07718.98
5.4.240.0170.06318.97
5.4.230.0070.07019.07
5.4.220.0000.05018.92
5.4.210.0100.07018.98
5.4.200.0000.04319.02
5.4.190.0130.07319.10
5.4.180.0030.03718.93
5.4.170.0030.04018.99
5.4.160.0030.05719.07
5.4.150.0030.05319.15
5.4.140.0130.06316.38
5.4.130.0100.04316.56
5.4.120.0070.07316.45
5.4.110.0000.07016.23
5.4.100.0000.08016.40
5.4.90.0100.06716.38
5.4.80.0030.03016.36
5.4.70.0030.07316.51
5.4.60.0100.03316.36
5.4.50.0070.07016.34
5.4.40.0070.06316.52
5.4.30.0100.07316.24
5.4.20.0070.07016.10
5.4.10.0200.06016.45
5.4.00.0030.07715.63
5.3.290.0070.06714.49
5.3.280.0100.06714.60
5.3.270.0100.07014.45
5.3.260.0030.07014.59
5.3.250.0070.07714.50
5.3.240.0030.07714.59
5.3.230.0100.03014.61
5.3.220.0030.06014.43
5.3.210.0030.08014.43
5.3.200.0070.07014.64
5.3.190.0000.03714.45
5.3.180.0100.03014.57
5.3.170.0070.05714.57
5.3.160.0000.05714.66
5.3.150.0100.06714.50
5.3.140.0070.07014.40
5.3.130.0000.05314.60
5.3.120.0130.05314.60
5.3.110.0030.05714.64
5.3.100.0070.07013.93
5.3.90.0100.07014.01
5.3.80.0070.04314.07
5.3.70.0030.06713.85
5.3.60.0170.06014.09
5.3.50.0030.07713.89
5.3.40.0100.07013.87
5.3.30.0070.03713.98
5.3.20.0100.03313.54
5.3.10.0000.03713.44
5.3.00.0030.03313.51
5.2.170.0100.07011.77
5.2.160.0030.06311.77
5.2.150.0070.05711.77
5.2.140.0000.03311.77
5.2.130.0000.03011.77
5.2.120.0030.02711.77
5.2.110.0000.03011.77
5.2.100.0000.03311.77
5.2.90.0000.03011.77
5.2.80.0000.03011.77
5.2.70.0070.02311.77
5.2.60.0030.02711.77
5.2.50.0000.03011.77
5.2.40.0000.03011.77
5.2.30.0070.02311.77
5.2.20.0030.03011.77
5.2.10.0000.02711.77
5.2.00.0030.02711.77
5.1.60.0030.02311.77
5.1.50.0000.03711.77
5.1.40.0000.04011.77
5.1.30.0000.02311.77
5.1.20.0000.02711.77
5.1.10.0100.01711.77
5.1.00.0030.02011.77
5.0.50.0070.01311.77
5.0.40.0000.02311.77
5.0.30.0000.03711.77
5.0.20.0030.02011.77
5.0.10.0000.01711.77
5.0.00.0000.03311.77
4.4.90.0000.01711.77
4.4.80.0000.01711.77
4.4.70.0000.01711.77
4.4.60.0000.01711.77
4.4.50.0030.01311.77
4.4.40.0030.02011.77
4.4.30.0000.01711.77
4.4.20.0070.03011.77
4.4.10.0000.01311.77
4.4.00.0000.02011.77
4.3.110.0030.01311.77
4.3.100.0000.01711.77
4.3.90.0070.01011.77
4.3.80.0000.02011.77
4.3.70.0030.01011.77
4.3.60.0000.01311.77
4.3.50.0030.01311.77
4.3.40.0030.01711.77
4.3.30.0030.01311.77
4.3.20.0000.01311.77
4.3.10.0030.01711.77
4.3.00.0000.01711.77

preferences:
37.67 ms | 400 KiB | 5 Q