3v4l.org

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

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)
8.3.60.0040.01116.75
8.3.50.0130.01022.05
8.3.40.0040.01119.22
8.3.30.0120.00319.32
8.3.20.0060.00320.45
8.3.10.0080.00023.73
8.3.00.0080.00022.52
8.2.180.0080.00817.00
8.2.170.0180.00022.96
8.2.160.0080.00622.20
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0000.00722.51
8.2.110.0040.00422.13
8.2.100.0090.00317.97
8.2.90.0080.00019.34
8.2.80.0040.00418.18
8.2.70.0060.00317.88
8.2.60.0080.00017.93
8.2.50.0080.00018.07
8.2.40.0040.00418.34
8.2.30.0080.00018.34
8.2.20.0070.00017.80
8.2.10.0060.00317.90
8.2.00.0050.00317.83
8.1.280.0100.00325.92
8.1.270.0060.00324.17
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0060.00323.91
8.1.230.0070.00419.28
8.1.220.0080.00017.80
8.1.210.0040.00418.77
8.1.200.0090.00017.60
8.1.190.0000.00717.66
8.1.180.0060.00318.10
8.1.170.0030.00618.86
8.1.160.0070.00022.28
8.1.150.0040.00418.76
8.1.140.0060.00317.56
8.1.130.0000.00718.05
8.1.120.0030.00317.57
8.1.110.0040.00417.64
8.1.100.0030.00317.59
8.1.90.0100.00017.65
8.1.80.0070.00017.61
8.1.70.0040.00417.56
8.1.60.0000.00817.77
8.1.50.0040.00417.77
8.1.40.0080.00017.73
8.1.30.0030.00617.70
8.1.20.0000.00717.73
8.1.10.0000.00717.66
8.1.00.0080.00017.70
8.0.300.0040.00418.77
8.0.290.0000.00817.30
8.0.280.0040.00418.65
8.0.270.0030.00317.47
8.0.260.0070.00016.91
8.0.250.0030.00317.14
8.0.240.0040.00417.15
8.0.230.0070.00017.13
8.0.220.0040.00417.04
8.0.210.0000.01017.16
8.0.200.0040.00417.26
8.0.190.0070.00017.26
8.0.180.0070.00017.16
8.0.170.0000.00817.17
8.0.160.0050.00317.11
8.0.150.0040.00416.97
8.0.140.0070.00017.09
8.0.130.0000.00513.57
8.0.120.0050.00317.07
8.0.110.0000.00717.03
8.0.100.0000.00717.14
8.0.90.0000.00717.17
8.0.80.0090.01217.08
8.0.70.0000.00817.08
8.0.60.0070.00017.28
8.0.50.0000.00717.10
8.0.30.0120.00717.27
8.0.20.0090.00917.40
8.0.10.0080.00017.34
8.0.00.0130.00517.06
7.4.330.0000.00515.30
7.4.320.0040.00416.68
7.4.300.0000.00716.63
7.4.290.0060.00416.65
7.4.280.0000.00716.70
7.4.270.0040.00416.70
7.4.260.0000.00716.64
7.4.250.0040.00416.66
7.4.240.0020.00516.71
7.4.230.0000.00716.52
7.4.220.0030.01416.83
7.4.210.0080.00616.74
7.4.200.0030.00316.80
7.4.190.0000.00716.88
7.4.160.0130.00416.75
7.4.150.0120.00617.40
7.4.140.0140.00717.86
7.4.130.0080.00916.66
7.4.120.0080.00916.79
7.4.110.0090.00816.80
7.4.100.0110.00816.44
7.4.90.0060.01416.57
7.4.80.0130.00819.39
7.4.70.0100.01016.79
7.4.60.0100.00716.76
7.4.50.0000.00816.32
7.4.40.0090.00622.77
7.4.30.0110.00716.85
7.4.00.0050.01215.29
7.3.330.0060.00313.41
7.3.320.0000.00613.16
7.3.310.0000.00816.58
7.3.300.0000.00616.40
7.3.290.0120.00316.50
7.3.280.0120.00616.48
7.3.270.0140.00317.40
7.3.260.0100.00716.68
7.3.250.0080.01416.55
7.3.240.0180.00016.78
7.3.230.0110.00716.43
7.3.210.0070.01116.63
7.3.200.0170.00019.39
7.3.190.0210.00316.66
7.3.180.0130.00316.51
7.3.170.0130.00316.44
7.3.160.0110.00516.59
7.3.120.0080.01014.80
7.3.110.0120.00314.99
7.3.100.0100.00615.03
7.3.90.0070.00714.69
7.3.80.0070.00715.02
7.3.70.0110.00314.92
7.3.60.0060.01014.69
7.3.50.0060.00614.59
7.3.40.0000.01514.91
7.3.30.0070.00714.72
7.3.20.0000.01516.84
7.3.10.0050.00916.84
7.3.00.0050.00716.78
7.2.330.0070.01117.03
7.2.320.0070.01716.68
7.2.310.0070.01016.80
7.2.300.0060.01216.86
7.2.290.0100.00716.91
7.2.250.0000.01515.06
7.2.240.0100.01015.01
7.2.230.0040.01515.12
7.2.220.0080.00415.01
7.2.210.0030.01014.99
7.2.200.0060.01015.25
7.2.190.0040.00815.32
7.2.180.0080.00415.23
7.2.170.0040.01115.21
7.2.130.0000.01116.99
7.2.120.0030.00916.95
7.2.110.0100.00316.97
7.2.100.0090.00316.92
7.2.90.0030.01017.04
7.2.80.0060.00616.89
7.2.70.0060.00616.91
7.2.60.0050.01017.03
7.2.50.0060.00316.96
7.2.40.0000.00917.14
7.2.30.0040.01117.07
7.2.20.0100.00717.05
7.2.10.0030.00716.95
7.2.00.0050.01118.11
7.1.330.0090.00615.93
7.1.320.0090.00615.91
7.1.310.0030.01015.64
7.1.300.0100.00315.69
7.1.290.0080.00815.92
7.1.280.0040.00715.83
7.1.270.0150.00315.75
7.1.260.0040.01115.70
7.1.250.0030.00615.96
7.1.200.0030.00715.91
7.1.100.0030.01018.18
7.1.70.0030.00616.92
7.1.60.0110.01419.29
7.1.50.0080.01616.98
7.1.00.0070.07322.58
7.0.200.0110.00016.82
7.0.140.0000.07022.16
7.0.60.0030.04019.92
7.0.50.0070.05017.92
7.0.40.0130.03320.47
7.0.30.0330.07320.28
7.0.20.0300.04320.14
7.0.10.0230.08020.10
7.0.00.0030.04320.13
5.6.280.0030.07321.17
5.6.210.0100.07320.91
5.6.200.0070.08718.25
5.6.190.0100.07720.55
5.6.180.0070.08020.74
5.6.170.0370.04020.70
5.6.160.0000.09020.55
5.6.150.0070.07318.34
5.6.140.0000.04318.25
5.6.130.0030.04018.18
5.6.120.0100.04021.17
5.6.110.0030.06021.18
5.6.100.0100.08321.18
5.6.90.0070.08021.15
5.6.80.0070.08020.57
5.6.70.0400.05020.47
5.5.350.0000.08720.42
5.5.340.0170.07318.05
5.5.330.0070.08020.53
5.5.320.0030.08720.29
5.5.310.0200.06720.31
5.5.300.0000.08718.09
5.5.290.0130.06718.04
5.5.280.0030.04021.02
5.5.270.0000.05321.02
5.5.260.0070.08720.87
5.5.250.0100.08720.66
5.5.240.0170.07320.20
5.4.450.0070.05019.48
5.4.440.0100.05319.53
5.4.430.0070.05319.48
5.4.420.0000.05019.61
5.4.410.0000.07319.50
5.4.400.0030.08319.29
5.4.390.0030.07719.29
5.4.380.0030.07719.29
5.4.370.0100.03719.30
5.4.360.0000.04319.23
5.4.350.0030.07718.95
5.4.340.0000.06719.08
5.4.320.0030.07719.17
5.4.310.0070.07319.15
5.4.300.0000.06319.13
5.4.290.0030.04319.16
5.4.280.0130.06719.14
5.4.270.0070.07019.15
5.4.260.0130.06319.29
5.4.250.0030.05318.98
5.4.240.0030.06018.98
5.4.230.0030.04318.98
5.4.220.0030.04319.13
5.4.210.0030.03319.15
5.4.200.0030.04019.05
5.4.190.0030.03319.12
5.4.180.0000.03718.98
5.4.170.0000.04719.05
5.4.160.0070.03719.13
5.4.150.0000.04019.30
5.4.140.0000.03716.55
5.4.130.0030.03716.34
5.4.120.0030.03316.41
5.4.110.0070.03016.55
5.4.100.0000.03716.57
5.4.90.0030.03716.25
5.4.80.0070.03016.58
5.4.70.0000.03716.32
5.4.60.0000.03316.49
5.4.50.0000.03316.53
5.4.40.0030.03316.16
5.4.30.0000.03316.51
5.4.20.0000.03316.43
5.4.10.0030.03716.16
5.4.00.0030.03016.07
5.3.290.0000.05714.81
5.3.280.0000.03714.63
5.3.270.0000.03714.73
5.3.260.0070.03314.55
5.3.250.0000.03714.71
5.3.240.0030.03314.73
5.3.230.0030.03314.79
5.3.220.0000.03714.59
5.3.210.0030.03714.59
5.3.200.0070.03014.70
5.3.190.0030.03314.72
5.3.180.0030.03314.48
5.3.170.0000.03714.74
5.3.160.0000.03714.59
5.3.150.0030.03314.68
5.3.140.0000.03714.68
5.3.130.0000.04014.58
5.3.120.0000.04014.52
5.3.110.0000.03714.72
5.3.100.0030.03314.07
5.3.90.0000.03714.07
5.3.80.0000.04013.98
5.3.70.0030.04014.02
5.3.60.0030.03313.99
5.3.50.0030.03013.94
5.3.40.0000.04013.98
5.3.30.0070.03313.91
5.3.20.0030.04013.87
5.3.10.0000.05313.84
5.3.00.0030.05313.64
5.2.170.0030.02712.12
5.2.160.0000.03012.12
5.2.150.0030.03012.12
5.2.140.0000.03012.12
5.2.130.0030.02712.12
5.2.120.0000.02712.12
5.2.110.0030.05712.12
5.2.100.0000.05312.12
5.2.90.0070.02312.12
5.2.80.0030.06312.12
5.2.70.0100.03012.12
5.2.60.0000.06312.12
5.2.50.0000.06712.12
5.2.40.0070.05312.12
5.2.30.0000.05712.12
5.2.20.0030.03312.12
5.2.10.0000.05012.12
5.2.00.0000.04012.12
5.1.60.0000.06012.12
5.1.50.0000.05712.12
5.1.40.0070.04312.12
5.1.30.0070.04312.12
5.1.20.0030.05312.12
5.1.10.0030.06012.12
5.1.00.0130.02312.12
5.0.50.0030.04312.12
5.0.40.0000.04012.12
5.0.30.0070.04712.12
5.0.20.0000.04712.12
5.0.10.0030.04012.12
5.0.00.0070.06312.12
4.4.90.0000.01712.12
4.4.80.0000.03012.12
4.4.70.0000.02012.12
4.4.60.0000.03312.12
4.4.50.0000.03712.12
4.4.40.0000.05312.12
4.4.30.0000.03712.12
4.4.20.0030.03712.12
4.4.10.0000.03712.12
4.4.00.0030.05312.12
4.3.110.0000.03012.12
4.3.100.0000.03312.12
4.3.90.0000.03712.12
4.3.80.0000.06012.12
4.3.70.0000.03712.12
4.3.60.0030.02012.12
4.3.50.0000.03712.12
4.3.40.0030.05012.12
4.3.30.0000.03312.12
4.3.20.0000.02712.12
4.3.10.0000.04012.12
4.3.00.0030.03712.12

preferences:
57.17 ms | 401 KiB | 5 Q