3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new ArrayObject(); $b = []; $a[null]['hurr'] = 'durr'; var_dump($a['epic_magic']); var_dump($b['epic_magic']); var_dump($c['epic_magic']); // Undefined var!! $d = []; var_dump($a['epic_magic']); // more magic! var_dump($d['epic_magic']); $e = 'srsly?'; var_dump($a['epic_magic']); // srsly.

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)
8.3.40.0140.00718.98
8.3.30.0090.00620.29
8.3.20.0070.00020.25
8.3.10.0000.00721.15
8.3.00.0070.00022.32
8.2.170.0140.00322.96
8.2.160.0120.00322.21
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00020.67
8.2.110.0000.01019.31
8.2.100.0120.00017.75
8.2.90.0060.00319.17
8.2.80.0030.00517.97
8.2.70.0050.00317.63
8.2.60.0030.00817.80
8.2.50.0050.00318.07
8.2.40.0040.00418.34
8.2.30.0040.00419.45
8.2.20.0000.00717.61
8.2.10.0030.00517.77
8.2.00.0000.00917.75
8.1.270.0050.00323.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00322.54
8.1.230.0090.00320.73
8.1.220.0000.00818.77
8.1.210.0050.00319.11
8.1.200.0040.00417.23
8.1.190.0060.00317.52
8.1.180.0000.00818.10
8.1.170.0080.00318.56
8.1.160.0070.00018.88
8.1.150.0080.00018.46
8.1.140.0030.00517.46
8.1.130.0070.00017.85
8.1.120.0070.00017.32
8.1.110.0000.00717.30
8.1.100.0080.00017.42
8.1.90.0050.00217.36
8.1.80.0000.00817.42
8.1.70.0040.00417.30
8.1.60.0080.00017.56
8.1.50.0040.00417.36
8.1.40.0050.00317.43
8.1.30.0040.00417.54
8.1.20.0030.00617.53
8.1.10.0030.00617.63
8.1.00.0060.00317.49
8.0.300.0070.00019.90
8.0.290.0000.00716.93
8.0.280.0040.00418.36
8.0.270.0030.00317.19
8.0.260.0030.00316.75
8.0.250.0000.00616.96
8.0.240.0060.00316.86
8.0.230.0000.00716.97
8.0.220.0000.00716.77
8.0.210.0040.00416.91
8.0.200.0060.00016.95
8.0.190.0040.00416.87
8.0.180.0050.00316.84
8.0.170.0060.00316.91
8.0.160.0000.00716.76
8.0.150.0070.00016.94
8.0.140.0060.00316.82
8.0.130.0030.00313.23
8.0.120.0000.00816.76
8.0.110.0000.00816.88
8.0.100.0000.00716.96
8.0.90.0070.00316.90
8.0.80.0080.00816.96
8.0.70.0070.00016.93
8.0.60.0040.00416.71
8.0.50.0040.00416.79
8.0.30.0100.00917.13
8.0.20.0150.00317.40
8.0.10.0000.00717.01
8.0.00.0100.00716.80
7.4.330.0030.00316.80
7.4.320.0060.00016.43
7.4.300.0030.00316.43
7.4.290.0040.00416.55
7.4.280.0070.00016.58
7.4.270.0030.00316.41
7.4.260.0060.00013.22
7.4.250.0040.00416.46
7.4.240.0030.00416.52
7.4.230.0000.00716.44
7.4.220.0160.00316.58
7.4.210.0050.00916.52
7.4.200.0000.00716.39
7.4.190.0000.00716.70
7.4.160.0100.01016.45
7.4.150.0140.00617.40
7.4.140.0080.00917.86
7.4.130.0130.00516.37
7.4.120.0100.01016.38
7.4.110.0090.00916.39
7.4.100.0110.00916.41
7.4.90.0060.01016.49
7.4.80.0080.00819.39
7.4.70.0100.00716.53
7.4.60.0090.00916.54
7.4.50.0030.00516.48
7.4.40.0090.00622.77
7.4.30.0090.00916.54
7.4.00.0030.01414.85
7.3.330.0000.00613.01
7.3.320.0030.00313.17
7.3.310.0040.00416.34
7.3.300.0030.00316.25
7.3.290.0070.00716.35
7.3.280.0120.00616.34
7.3.270.0090.00917.40
7.3.260.0050.01518.24
7.3.250.0070.00916.39
7.3.240.0120.00616.27
7.3.230.0160.00616.60
7.3.210.0110.00716.39
7.3.200.0190.00319.39
7.3.190.0060.01116.47
7.3.180.0080.00816.30
7.3.170.0100.01316.50
7.3.160.0080.00816.32
7.3.120.0060.01114.92
7.3.110.0000.01715.00
7.3.100.0070.00714.46
7.3.90.0090.00914.79
7.3.80.0060.00914.76
7.3.70.0000.01114.64
7.3.60.0130.00314.72
7.3.50.0090.00914.47
7.3.40.0070.00714.80
7.3.30.0000.01414.48
7.3.20.0060.00616.60
7.3.10.0100.00716.50
7.3.00.0000.01016.57
7.2.330.0100.01016.29
7.2.320.0090.00816.35
7.2.310.0030.01516.68
7.2.300.0030.01416.67
7.2.290.0040.01416.52
7.2.250.0100.00715.08
7.2.240.0130.00315.15
7.2.230.0040.01615.15
7.2.220.0100.00714.76
7.2.210.0070.01115.00
7.2.200.0070.00714.91
7.2.190.0140.00315.06
7.2.180.0000.01414.80
7.2.170.0060.00914.82
7.2.00.0030.01219.45
7.1.330.0040.01115.73
7.1.320.0100.00715.67
7.1.310.0160.00315.80
7.1.300.0030.01015.79
7.1.290.0080.00815.92
7.1.280.0000.01115.78
7.1.270.0070.01015.63
7.1.260.0070.00715.86
7.1.100.0110.00818.09
7.1.70.0000.00717.17
7.1.60.0120.01219.17
7.1.50.0030.01316.90
7.1.00.0030.07722.36
7.0.200.0230.00714.61
7.0.140.0000.07722.05
7.0.80.0570.07320.05
7.0.70.0100.06019.89
7.0.60.0430.08019.91
7.0.50.0430.07320.35
7.0.40.0070.05720.18
7.0.30.0100.06720.04
7.0.20.0070.08320.05
7.0.10.0000.09020.07
7.0.00.0100.03320.07
5.6.280.0070.07021.10
5.6.230.0000.05320.68
5.6.220.0170.06720.61
5.6.210.0130.08020.62
5.6.200.0100.07321.11
5.6.190.0100.07021.08
5.6.180.0070.08721.02
5.6.170.0130.07321.04
5.6.160.0100.07721.04
5.6.150.0100.06321.03
5.6.140.0030.05321.13
5.6.130.0170.05021.13
5.6.120.0070.06321.08
5.6.110.0100.08021.07
5.6.100.0170.07321.04
5.6.90.0030.07021.11
5.6.80.0070.04020.50
5.6.70.0130.06720.43
5.6.60.0000.06320.30
5.6.50.0200.06720.41
5.6.40.0170.07320.41
5.6.30.0030.05320.47
5.6.20.0030.05320.36
5.6.10.0030.04020.37
5.6.00.0000.04320.37
5.5.370.0100.08720.33
5.5.360.0070.06320.36
5.5.350.0030.08320.46
5.5.340.0070.08720.88
5.5.330.0070.08720.64
5.5.320.0030.06320.93
5.5.310.0100.08020.92
5.5.300.0070.06320.89
5.5.290.0200.06720.87
5.5.280.0130.07020.86
5.5.270.0100.07720.75
5.5.260.0130.08020.72
5.5.250.0130.06320.63
5.5.240.0000.08020.30
5.5.230.0130.06720.27
5.5.220.0170.07020.10
5.5.210.0200.06320.25
5.5.200.0100.04320.21
5.5.190.0100.05020.23
5.5.180.0070.04019.98
5.5.160.0030.03320.26
5.5.150.0000.04720.13
5.5.140.0030.03320.24
5.5.130.0070.03320.10
5.5.120.0070.03320.23
5.5.110.0100.05020.27
5.5.100.0030.03320.04
5.5.90.0000.03320.16
5.5.80.0070.03320.09
5.5.70.0000.03720.08
5.5.60.0030.03320.03
5.5.50.0100.05020.11
5.5.40.0030.05320.05
5.5.30.0070.03720.05
5.5.20.0030.04019.97
5.5.10.0030.04720.11
5.5.00.0030.03720.06
5.4.450.0100.06019.14
5.4.440.0130.05719.40
5.4.430.0030.04719.30
5.4.420.0100.03719.45
5.4.410.0100.06019.27
5.4.400.0130.07019.04
5.4.390.0070.08019.03
5.4.380.0030.08319.23
5.4.370.0200.05319.00
5.4.360.0030.04719.16
5.4.350.0130.06718.90
5.4.340.0000.04318.98
5.4.320.0030.04019.03
5.4.310.0130.02319.14
5.4.300.0000.04318.92
5.4.290.0070.04018.94
5.4.280.0030.03019.02
5.4.270.0070.03318.96
5.4.260.0030.03018.81
5.4.250.0030.03019.12
5.4.240.0070.05318.95
5.4.230.0000.04019.11
5.4.220.0000.03718.80
5.4.210.0030.05318.97
5.4.200.0030.03018.95
5.4.190.0000.04319.03
5.4.180.0100.07319.02
5.4.170.0000.04019.02
5.4.160.0030.03319.05
5.4.150.0030.04719.07
5.4.140.0000.05716.28
5.4.130.0030.03716.35
5.4.120.0030.04016.35
5.4.110.0000.04016.38
5.4.100.0070.04316.41
5.4.90.0070.03716.21
5.4.80.0030.03016.31
5.4.70.0030.03316.19
5.4.60.0030.04016.38
5.4.50.0030.02716.31
5.4.40.0000.03316.29
5.4.30.0070.03016.30
5.4.20.0070.05016.34
5.4.10.0130.05716.32
5.4.00.0030.05015.71
5.3.290.0070.03314.61
5.3.280.0000.03714.41
5.3.270.0070.03314.62
5.3.260.0030.03714.59
5.3.250.0030.07014.55
5.3.240.0030.06314.55
5.3.230.0000.03714.56
5.3.220.0000.05314.55
5.3.210.0030.03714.56
5.3.200.0070.03314.54
5.3.190.0000.04014.57
5.3.180.0000.04014.39
5.3.170.0070.03314.55
5.3.160.0030.03014.43
5.3.150.0030.04014.38
5.3.140.0000.04014.42
5.3.130.0030.03714.41
5.3.120.0000.03314.54
5.3.110.0030.04714.51
5.3.100.0030.07314.04
5.3.90.0130.06014.02
5.3.80.0000.05313.94
5.3.70.0130.06013.79
5.3.60.0130.06313.78
5.3.50.0000.07013.80
5.3.40.0000.08313.93
5.3.30.0130.06713.89
5.3.20.0100.07013.63
5.3.10.0030.05713.64
5.3.00.0130.06713.59
5.2.170.0070.05713.56
5.2.160.0030.06013.56
5.2.150.0130.05313.56
5.2.140.0030.06313.56
5.2.130.0030.06313.56
5.2.120.0070.05713.56
5.2.110.0070.05313.56
5.2.100.0100.04713.56
5.2.90.0100.04013.56
5.2.80.0100.05713.56
5.2.70.0070.05713.56
5.2.60.0030.06713.56
5.2.50.0030.05313.56
5.2.40.0030.05713.56
5.2.30.0030.06013.56
5.2.20.0030.06013.56
5.2.10.0030.03713.56
5.2.00.0000.05013.56
5.1.60.0070.03313.56
5.1.50.0070.04313.56
5.1.40.0030.03313.56
5.1.30.0070.05013.56
5.1.20.0030.04713.56
5.1.10.0000.05013.56
5.1.00.0100.04013.56
5.0.50.0030.04313.56
5.0.40.0030.04313.56
5.0.30.0000.05313.56
5.0.20.0030.04313.56
5.0.10.0070.04013.56
5.0.00.0030.06313.56
4.4.90.0030.01713.56
4.4.80.0030.03713.56
4.4.70.0030.03713.56
4.4.60.0030.03713.56
4.4.50.0100.02713.56
4.4.40.0030.05013.56
4.4.30.0030.03313.56
4.4.20.0030.03713.56
4.4.10.0000.04013.56
4.4.00.0000.04013.56
4.3.110.0030.03313.56
4.3.100.0030.03313.56
4.3.90.0030.03313.56
4.3.80.0030.02313.56
4.3.70.0000.03713.56
4.3.60.0030.02713.56
4.3.50.0000.03713.56
4.3.40.0070.04713.56
4.3.30.0000.03313.56
4.3.20.0030.03013.56
4.3.10.0000.02313.56
4.3.00.0070.01713.56

preferences:
54.16 ms | 400 KiB | 5 Q