3v4l.org

run code in 300+ PHP versions simultaneously
<?php if(!class_exists('SimpleXMLElement')) die("Bonkers"); $xml = new SimpleXMLElement('<xml><node></node></xml>'); var_dump(gettype($xml->node)); var_dump(gettype($xml->node->foo)); var_dump(isset($xml->node->foo)); var_dump(is_null($xml->node->foo));

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)
8.3.60.0120.00616.63
8.3.50.0150.00522.08
8.3.40.0040.01118.96
8.3.30.0070.00719.06
8.3.20.0050.00320.41
8.3.10.0040.00423.86
8.3.00.0050.00321.27
8.2.180.0040.01116.75
8.2.170.0140.00722.96
8.2.160.0040.01120.83
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00020.98
8.2.110.0090.00022.37
8.2.100.0110.00419.70
8.2.90.0040.00419.50
8.2.80.0000.00817.97
8.2.70.0080.00017.73
8.2.60.0040.00718.16
8.2.50.0030.00618.07
8.2.40.0040.00421.44
8.2.30.0000.00718.57
8.2.20.0080.00017.96
8.2.10.0040.00418.29
8.2.00.0040.00417.95
8.1.280.0220.00025.92
8.1.270.0030.00624.00
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0040.00423.84
8.1.230.0070.00319.28
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0040.00417.12
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0050.00318.84
8.1.160.0040.00422.15
8.1.150.0040.00418.85
8.1.140.0070.00017.54
8.1.130.0070.00018.01
8.1.120.0040.00417.63
8.1.110.0000.00817.70
8.1.100.0000.00717.59
8.1.90.0070.00017.57
8.1.80.0000.00717.62
8.1.70.0000.00717.59
8.1.60.0080.00017.67
8.1.50.0040.00417.79
8.1.40.0000.00717.68
8.1.30.0000.00817.71
8.1.20.0000.00817.83
8.1.10.0030.00617.71
8.1.00.0040.00417.59
8.0.300.0050.00318.77
8.0.290.0000.00717.29
8.0.280.0070.00018.59
8.0.270.0030.00317.44
8.0.260.0000.00817.38
8.0.250.0030.00317.13
8.0.240.0030.00317.23
8.0.230.0070.00017.16
8.0.220.0000.00717.16
8.0.210.0000.00717.12
8.0.200.0070.00017.16
8.0.190.0000.00717.04
8.0.180.0020.00517.03
8.0.170.0000.00717.07
8.0.160.0000.00717.13
8.0.150.0030.00516.90
8.0.140.0000.00717.06
8.0.130.0050.00013.52
8.0.120.0000.00816.95
8.0.110.0040.00417.05
8.0.100.0070.00016.86
8.0.90.0000.00817.10
8.0.80.0060.00917.04
8.0.70.0040.00416.91
8.0.60.0050.00216.96
8.0.50.0070.00017.15
8.0.30.0120.00717.23
8.0.20.0140.00717.44
8.0.10.0040.00417.20
8.0.00.0050.01617.01
7.4.330.0030.00315.31
7.4.320.0030.00316.63
7.4.300.0030.00316.83
7.4.290.0040.00416.72
7.4.280.0000.00716.74
7.4.270.0030.00316.75
7.4.260.0090.00316.80
7.4.250.0000.00816.75
7.4.240.0030.00316.67
7.4.230.0040.00416.58
7.4.220.0110.00616.62
7.4.210.0080.00516.77
7.4.200.0000.00716.79
7.4.190.0030.00316.83
7.4.160.0060.01016.71
7.4.150.0120.01317.40
7.4.140.0090.01217.86
7.4.130.0080.01016.69
7.4.120.0100.00816.61
7.4.110.0100.01316.48
7.4.100.0170.00316.46
7.4.90.0080.01016.48
7.4.80.0030.01419.39
7.4.70.0130.00316.59
7.4.60.0060.01216.82
7.4.50.0030.00516.63
7.4.40.0120.00916.57
7.4.30.0100.00716.72
7.4.00.0030.01015.37
7.3.330.0060.00013.21
7.3.320.0030.00313.11
7.3.310.0050.00216.51
7.3.300.0030.00316.43
7.3.290.0040.01116.38
7.3.280.0080.00916.40
7.3.270.0060.01117.40
7.3.260.0120.00616.46
7.3.250.0090.00916.41
7.3.240.0130.01016.30
7.3.230.0070.01716.61
7.3.210.0070.01016.45
7.3.200.0090.00619.39
7.3.190.0060.01216.32
7.3.180.0110.00616.50
7.3.170.0090.00616.76
7.3.160.0100.00616.62
7.3.120.0000.01514.77
7.3.10.0150.00716.05
7.3.00.0170.00416.54
7.2.330.0140.00316.90
7.2.320.0200.00316.73
7.2.310.0140.00616.91
7.2.300.0080.00916.70
7.2.290.0120.00416.69
7.2.130.0100.01316.76
7.2.120.0120.00316.74
7.2.110.0060.00616.31
7.2.100.0160.00616.24
7.2.90.0030.01416.71
7.2.80.0170.00016.18
7.2.70.0140.00716.46
7.2.60.0090.00616.71
7.2.50.0180.00716.57
7.2.40.0080.00816.73
7.2.30.0070.01116.48
7.2.20.0130.00316.50
7.2.10.0090.01316.14
7.2.00.0160.00316.72
7.1.250.0090.00915.50
7.1.200.0060.00315.48
7.1.70.0000.01017.34
7.1.60.0070.01419.46
7.1.50.0060.00616.69
7.1.00.0100.07022.53
7.0.200.0120.00316.55
7.0.140.0030.07022.02
7.0.70.0030.07321.75
7.0.60.0030.08721.64
7.0.50.0070.09022.29
7.0.40.0130.06020.18
7.0.30.0170.07320.21
7.0.20.0170.04020.14
7.0.10.0070.04320.02
7.0.00.0070.04320.13
5.6.280.0100.06721.05
5.6.220.0000.06020.77
5.6.210.0000.09020.60
5.6.200.0070.06721.12
5.6.190.0100.06020.98
5.6.180.0070.08321.11
5.6.170.0030.07721.05
5.6.160.0070.08721.11
5.6.150.0100.08021.12
5.6.140.0200.07321.11
5.6.130.0070.09021.14
5.6.120.0000.08721.08
5.6.110.0070.08721.11
5.6.100.0100.07721.11
5.6.90.0130.08020.95
5.6.80.0130.06720.36
5.6.70.0000.08320.52
5.6.60.0100.08020.34
5.6.50.0130.07320.54
5.6.40.0000.08320.44
5.6.30.0070.06320.42
5.6.20.0100.05720.46
5.6.10.0030.08020.60
5.6.00.0000.07720.49
5.5.360.0030.05320.54
5.5.350.0030.08320.43
5.5.340.0130.06720.75
5.5.330.0030.04320.80
5.5.320.0070.06720.93
5.5.310.0030.08320.74
5.5.300.0000.08720.99
5.5.290.0070.09021.03
5.5.280.0070.09020.98
5.5.270.0030.08021.00
5.5.260.0000.07021.02
5.5.250.0070.08320.77
5.5.240.0370.05720.32
5.5.230.0130.07320.31
5.5.220.0070.06720.14
5.5.210.0070.08020.28
5.5.200.0130.06020.25
5.5.190.0030.08320.21
5.5.180.0100.07320.17
5.5.160.0070.08020.35
5.5.150.0000.05720.18
5.5.140.0070.06020.38
5.5.130.0000.05320.22
5.5.120.0130.03020.21
5.5.110.0070.03720.27
5.5.100.0000.04320.22
5.5.90.0130.03720.20
5.5.80.0030.04320.20
5.5.70.0030.04020.09
5.5.60.0100.03720.13
5.5.50.0070.03720.24
5.5.40.0070.03320.12
5.5.30.0070.06720.11
5.5.20.0000.04020.19
5.5.10.0030.03720.22
5.5.00.0000.07320.09
5.4.450.0070.07319.49
5.4.440.0130.07719.51
5.4.430.0030.06019.52
5.4.420.0100.04319.34
5.4.410.0100.08019.34
5.4.400.0100.07718.89
5.4.390.0070.08019.17
5.4.380.0030.08319.16
5.4.370.0070.06319.16
5.4.360.0030.07719.11
5.4.350.0070.07019.16
5.4.340.0100.07019.10
5.4.320.0100.05019.12
5.4.310.0030.06319.19
5.4.300.0030.03719.20
5.4.290.0000.04019.16
5.4.280.0030.04319.18
5.4.270.0000.04019.16
5.4.260.0070.04719.22
5.4.250.0100.06018.84
5.4.240.0030.04019.20
5.4.230.0030.04319.02
5.4.220.0030.03319.37
5.4.210.0030.03719.10
5.4.200.0000.04019.17
5.4.190.0070.03319.16
5.4.180.0100.04719.20
5.4.170.0070.02718.84
5.4.160.0030.04019.16
5.4.150.0070.03319.01
5.4.140.0100.07316.51
5.4.130.0030.03716.48
5.4.120.0030.06316.40
5.4.110.0070.05016.62
5.4.100.0030.03016.62
5.4.90.0000.03716.52
5.4.80.0070.03016.38
5.4.70.0070.03316.37
5.4.60.0030.03316.59
5.4.50.0100.02316.42
5.4.40.0030.03016.60
5.4.30.0000.04716.37
5.4.20.0000.03016.39
5.4.10.0000.04016.51
5.4.00.0000.03715.79
5.3.290.0070.04315.62
5.3.280.0000.03315.62
5.3.270.0000.03315.62
5.3.260.0030.03715.62
5.3.250.0100.03015.62
5.3.240.0000.05015.62
5.3.230.0070.03315.62
5.3.220.0130.04015.62
5.3.210.0070.04315.62
5.3.200.0030.05315.62
5.3.190.0070.03715.62
5.3.180.0030.03015.62
5.3.170.0000.05715.62
5.3.160.0130.02315.62
5.3.150.0030.03715.62
5.3.140.0030.03315.62
5.3.130.0000.04315.62
5.3.120.0030.04015.62
5.3.110.0070.03315.62
5.3.100.0000.05015.62
5.3.90.0070.02715.62
5.3.80.0000.03715.62
5.3.70.0000.05315.62
5.3.60.0030.06315.62
5.3.50.0100.02315.62
5.3.40.0100.02315.62
5.3.30.0000.03015.62
5.3.20.0070.03015.62
5.3.10.0070.02315.62
5.3.00.0070.07315.62
5.2.170.0000.05015.62
5.2.160.0030.02015.62
5.2.150.0000.07015.62
5.2.140.0000.04715.62
5.2.130.0030.02715.62
5.2.120.0000.03015.62
5.2.110.0030.02715.62
5.2.100.0030.06015.62
5.2.90.0030.06015.62
5.2.80.0000.06015.62
5.2.70.0130.05315.62
5.2.60.0030.06315.62
5.2.50.0070.06315.62
5.2.40.0000.06315.62
5.2.30.0030.04715.62
5.2.20.0000.03015.62
5.2.10.0030.05315.62
5.2.00.0030.06315.62
5.1.60.0070.05315.62
5.1.50.0070.05015.62
5.1.40.0030.04715.62
5.1.30.0030.05715.62
5.1.20.0100.05315.62
5.1.10.0100.05315.62
5.1.00.0030.05715.62
5.0.50.0030.04315.62
5.0.40.0070.04015.62
5.0.30.0000.06315.62
5.0.20.0030.04015.62
5.0.10.0030.04315.62
5.0.00.0000.06715.62
4.4.90.0030.03715.62
4.4.80.0070.03315.62
4.4.70.0030.03315.62
4.4.60.0030.03715.62
4.4.50.0030.03715.62
4.4.40.0000.05315.62
4.4.30.0000.03315.62
4.4.20.0000.04015.62
4.4.10.0030.02715.62
4.4.00.0030.05015.62
4.3.110.0000.04015.62
4.3.100.0030.03315.62
4.3.90.0070.03015.62
4.3.80.0000.05715.62
4.3.70.0000.03715.62
4.3.60.0030.03315.62
4.3.50.0000.03715.62
4.3.40.0030.05015.62
4.3.30.0030.03015.62
4.3.20.0030.02715.62
4.3.10.0000.03715.62
4.3.00.0000.03315.62

preferences:
39.34 ms | 400 KiB | 5 Q