3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = new stdClass(); $o->a = array ( 'foo' => 1, 'bar' => 2 ); unset($o->a['foo']); var_dump($o);

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)
8.3.60.0070.01016.50
8.3.50.0140.00422.12
8.3.40.0100.00618.79
8.3.30.0100.00319.13
8.3.20.0050.00220.13
8.3.10.0040.00423.66
8.3.00.0060.00319.25
8.2.180.0090.00618.20
8.2.170.0070.01122.96
8.2.160.0070.00720.35
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0050.00322.30
8.2.110.0100.00021.17
8.2.100.0070.00417.84
8.2.90.0030.00519.17
8.2.80.0030.00517.97
8.2.70.0040.00417.63
8.2.60.0050.00318.05
8.2.50.0040.00418.07
8.2.40.0060.00319.88
8.2.30.0000.00718.16
8.2.20.0060.00317.63
8.2.10.0020.00518.05
8.2.00.0030.00717.57
8.1.280.0140.00025.92
8.1.270.0080.00023.84
8.1.260.0090.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00322.18
8.1.230.0030.00719.01
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0000.00817.23
8.1.180.0030.00718.86
8.1.170.0030.00518.49
8.1.160.0030.00321.95
8.1.150.0040.00418.61
8.1.140.0070.00017.32
8.1.130.0070.00017.76
8.1.120.0030.00517.33
8.1.110.0030.00617.34
8.1.100.0000.00717.44
8.1.90.0040.00417.41
8.1.80.0040.00417.36
8.1.70.0000.00817.36
8.1.60.0030.00617.36
8.1.50.0040.00417.35
8.1.40.0040.00417.43
8.1.30.0000.00917.41
8.1.20.0050.00517.61
8.1.10.0060.00317.46
8.1.00.0000.00817.45
8.0.300.0040.00420.04
8.0.290.0030.00716.63
8.0.280.0040.00418.45
8.0.270.0040.00417.24
8.0.260.0040.00417.25
8.0.250.0070.00016.98
8.0.240.0040.00416.92
8.0.230.0000.00816.95
8.0.220.0000.00716.88
8.0.210.0030.00316.92
8.0.200.0030.00316.88
8.0.190.0040.00416.96
8.0.180.0030.00516.88
8.0.170.0070.00016.86
8.0.160.0000.00717.02
8.0.150.0000.00716.73
8.0.140.0040.00416.83
8.0.130.0040.00313.32
8.0.120.0080.00016.79
8.0.110.0000.00716.80
8.0.100.0000.00716.71
8.0.90.0000.00816.84
8.0.80.0090.01216.86
8.0.70.0000.00716.91
8.0.60.0000.00716.83
8.0.50.0070.00016.84
8.0.30.0110.00817.08
8.0.20.0060.01417.40
8.0.10.0040.00416.98
8.0.00.0080.01216.86
7.4.330.0020.00215.00
7.4.320.0030.00316.47
7.4.300.0000.00716.48
7.4.290.0000.00816.58
7.4.280.0030.00616.40
7.4.270.0050.00216.44
7.4.260.0000.00716.47
7.4.250.0040.00416.49
7.4.240.0020.00516.48
7.4.230.0070.00016.46
7.4.220.0070.01416.53
7.4.210.0090.00816.61
7.4.200.0000.00716.70
7.4.190.0030.00516.76
7.4.160.0100.01016.58
7.4.150.0120.00617.40
7.4.140.0080.00917.86
7.4.130.0110.00616.45
7.4.120.0130.00616.58
7.4.110.0120.00616.35
7.4.100.0100.00716.54
7.4.90.0120.00916.29
7.4.80.0140.00419.39
7.4.70.0130.00316.55
7.4.60.0100.01016.58
7.4.50.0000.00816.34
7.4.40.0030.01316.42
7.4.30.0160.00216.23
7.4.00.0120.00514.77
7.3.330.0000.00613.15
7.3.320.0020.00212.97
7.3.310.0040.00416.19
7.3.300.0070.00016.32
7.3.290.0000.01416.24
7.3.280.0120.00716.24
7.3.270.0110.00517.40
7.3.260.0090.00916.25
7.3.250.0080.00816.31
7.3.240.0100.00716.26
7.3.230.0060.01216.54
7.3.210.0080.01616.32
7.3.200.0030.00519.39
7.3.190.0160.00616.56
7.3.180.0120.00916.36
7.3.170.0100.01016.38
7.3.160.0040.01316.51
7.3.120.0060.01114.89
7.3.110.0090.00915.00
7.3.100.0060.00914.50
7.3.90.0110.00214.84
7.3.80.0120.00315.00
7.3.70.0060.00614.84
7.3.60.0060.01214.61
7.3.50.0030.00614.89
7.3.40.0040.01114.68
7.3.30.0060.00314.59
7.3.20.0060.00616.35
7.3.10.0020.01416.55
7.3.00.0050.00816.71
7.2.330.0060.01216.51
7.2.320.0180.00316.72
7.2.310.0080.01216.38
7.2.300.0090.01216.61
7.2.290.0060.01116.27
7.2.250.0030.01614.48
7.2.240.0070.01114.96
7.2.230.0060.01215.22
7.2.220.0100.00715.08
7.2.210.0040.01114.96
7.2.200.0080.00815.12
7.2.190.0030.00714.83
7.2.180.0090.00614.92
7.2.170.0060.00615.04
7.2.130.0080.00316.72
7.2.120.0030.00716.74
7.2.110.0030.01016.45
7.2.100.0040.00916.93
7.2.90.0000.01416.72
7.2.80.0030.00916.73
7.2.70.0000.00917.00
7.2.60.0080.00516.83
7.2.50.0030.00616.87
7.2.40.0050.00516.96
7.2.30.0030.01216.96
7.2.20.0030.01016.77
7.2.10.0070.00316.86
7.2.00.0060.00717.95
7.1.330.0080.00315.56
7.1.320.0070.01015.53
7.1.310.0000.00915.75
7.1.300.0070.00315.71
7.1.290.0030.01015.65
7.1.280.0090.00615.60
7.1.270.0080.00015.85
7.1.260.0070.00715.42
7.1.250.0120.00015.73
7.1.200.0030.00915.55
7.1.100.0040.01218.02
7.1.70.0060.00316.87
7.1.60.0130.01019.46
7.1.50.0180.01116.77
7.1.00.0000.07722.45
7.0.200.0040.00416.73
7.0.140.0070.07022.21
7.0.60.0030.09019.92
7.0.50.0030.06717.81
7.0.40.0030.07019.96
7.0.30.0330.07320.09
7.0.20.0330.07720.34
7.0.10.0030.04720.30
7.0.00.0070.07720.09
5.6.280.0030.07320.95
5.6.210.0100.08020.53
5.6.200.0030.08718.11
5.6.190.0130.06020.65
5.6.180.0270.04320.36
5.6.170.0230.08020.48
5.6.160.0100.03320.50
5.6.150.0100.06018.20
5.6.140.0030.04318.22
5.6.130.0230.07018.12
5.6.120.0200.04721.09
5.6.110.0170.07721.14
5.6.100.0030.04020.98
5.6.90.0170.07721.00
5.6.80.0100.06020.34
5.6.70.4770.03320.49
5.5.350.0070.06320.41
5.5.340.0100.08318.02
5.5.330.0130.06320.40
5.5.320.0200.06320.34
5.5.310.0170.03720.30
5.5.300.0030.05017.98
5.5.290.0030.08017.90
5.5.280.0170.08020.87
5.5.270.0000.09320.86
5.5.260.0100.08320.86
5.5.250.0170.07720.77
5.5.240.0070.03720.07
5.4.450.0070.06019.58
5.4.440.0800.06019.52
5.4.430.0700.05319.10
5.4.420.0630.00019.14
5.4.410.0070.05718.88
5.4.400.0130.07718.60
5.4.390.0370.05018.50
5.4.380.0200.06318.69
5.4.370.0100.04718.52
5.4.360.0170.04018.58
5.4.350.0080.03911.97
5.4.340.0060.03611.97
5.4.320.0070.04512.45
5.4.310.0060.03812.45
5.4.300.0070.04712.46
5.4.290.0050.04512.45
5.4.280.0080.04212.35
5.4.270.0160.08612.35
5.4.260.0150.08312.35
5.4.250.0090.05412.35
5.4.240.0100.05612.35
5.4.230.0060.05712.34
5.4.220.0090.06512.34
5.4.210.0090.04112.34
5.4.200.0090.04412.34
5.4.190.0150.04312.34
5.4.180.0070.04212.34
5.4.170.0110.04712.35
5.4.160.0110.05512.35
5.4.150.0130.04312.34
5.4.140.0090.04612.03
5.4.130.0120.06012.01
5.4.120.0080.04811.97
5.4.110.0090.04211.97
5.4.100.0070.03611.97
5.4.90.0100.04211.97
5.4.80.0040.04611.96
5.4.70.0070.04511.96
5.4.60.0100.04211.97
5.4.50.0120.04011.96
5.4.40.0190.12511.95
5.4.30.0190.06611.95
5.4.20.0050.05911.95
5.4.10.0070.05711.95
5.4.00.0110.05011.44
5.3.290.0150.03612.80
5.3.280.0110.05312.71
5.3.270.0140.05212.72
5.3.260.0100.06412.72
5.3.250.0110.06112.71
5.3.240.0180.06112.72
5.3.230.0120.05512.71
5.3.220.0090.06512.68
5.3.210.0130.06312.68
5.3.200.0130.07412.68
5.3.190.0140.06212.68
5.3.180.0210.08112.67
5.3.170.0100.05312.67
5.3.160.0110.05112.68
5.3.150.0120.05012.67
5.3.140.0090.05212.66
5.3.130.0150.06412.65
5.3.120.0130.08212.66
5.3.110.0090.05712.66
5.3.100.0110.04912.12
5.3.90.0110.05312.09
5.3.80.0100.06112.07
5.3.70.0100.05712.07
5.3.60.0040.05312.06
5.3.50.0070.05312.00
5.3.40.0070.05212.00
5.3.30.0050.05411.95
5.3.20.0070.05011.72
5.3.10.0100.04811.69
5.3.00.0060.05311.68
5.2.170.0060.0469.18
5.2.160.0040.0459.18
5.2.150.0110.0519.17
5.2.140.0260.0929.17
5.2.130.0050.0459.13
5.2.120.0100.0449.14
5.2.110.0080.0419.14
5.2.100.0060.0419.14
5.2.90.0060.0449.14
5.2.80.0090.0419.13
5.2.70.0060.0439.13
5.2.60.0110.0419.09
5.2.50.0040.0459.05
5.2.40.0050.0409.03
5.2.30.0070.0419.01
5.2.20.0110.0379.00
5.2.10.0090.0398.92
5.2.00.0090.0398.78
5.1.60.0050.0358.06
5.1.50.0060.0348.05
5.1.40.0060.0348.04
5.1.30.0040.0378.39
5.1.20.0080.0348.41
5.1.10.0070.0338.13
5.1.00.0060.0368.13
5.0.50.0050.0276.61
5.0.40.0040.0286.47
5.0.30.0040.0416.29
5.0.20.0040.0276.26
5.0.10.0050.0286.24
5.0.00.0040.0406.23
4.4.90.0030.0244.78
4.4.80.0020.0254.76
4.4.70.0050.0224.75
4.4.60.0050.0214.75
4.4.50.0080.0194.77
4.4.40.0060.0324.71
4.4.30.0060.0184.75
4.4.20.0030.0224.84
4.4.10.0060.0214.85
4.4.00.0040.0324.76
4.3.110.0060.0214.66
4.3.100.0040.0214.66
4.3.90.0060.0194.63
4.3.80.0060.0294.58
4.3.70.0040.0214.63
4.3.60.0020.0234.62
4.3.50.0060.0204.63
4.3.40.0040.0304.54
4.3.30.0020.0213.28
4.3.20.0020.0213.25
4.3.10.0040.0173.21
4.3.00.0130.0237.66

preferences:
48.2 ms | 401 KiB | 5 Q