3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL | E_STRICT); class A extends SimpleXMLElement { } $delimiter = "--------------------------------------------------------------------------------\n"; echo $delimiter; $xml1 = <<<XML <?xml version="1.0"?> <a> <b> <c> <value>Some Value</value> </c> </b> </a> XML; $a1 = new A($xml1); var_dump(empty($a1->b->c->children())); var_dump((bool)$a1->b->c->children()); foreach ($a1->b->c->children() as $key => $value) { var_dump((bool)(string)$value); }

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)
8.3.70.0110.00716.75
8.3.60.0070.01016.75
8.3.50.0150.00517.39
8.3.40.0130.00318.92
8.3.30.0110.00418.83
8.3.20.0040.00418.90
8.3.10.0040.00420.70
8.3.00.0050.00319.38
8.2.180.0100.01016.75
8.2.170.0100.00722.96
8.2.160.0100.00321.50
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0060.00326.16
8.2.120.0120.00017.75
8.2.110.0070.00421.30
8.2.100.0070.00417.90
8.2.90.0060.00319.34
8.2.80.0000.00817.97
8.2.70.0000.00917.88
8.2.60.0050.00318.05
8.2.50.0040.00418.10
8.2.40.0060.00320.86
8.2.30.0040.00418.25
8.2.20.0050.00217.82
8.2.10.0000.00717.98
8.2.00.0040.00418.02
8.1.280.0100.01025.92
8.1.270.0040.00424.66
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0070.00319.79
8.1.230.0040.00817.83
8.1.220.0090.00017.91
8.1.210.0050.00318.77
8.1.200.0030.00617.48
8.1.190.0070.00317.25
8.1.180.0080.00018.10
8.1.170.0060.00318.81
8.1.160.0070.00022.27
8.1.150.0040.00418.86
8.1.140.0050.00317.64
8.1.130.0030.00318.10
8.1.120.0040.00417.58
8.1.110.0000.00817.57
8.1.100.0000.00817.76
8.1.90.0060.00317.67
8.1.80.0030.00517.55
8.1.70.0030.00317.60
8.1.60.0000.01017.83
8.1.50.0030.00517.65
8.1.40.0080.00017.66
8.1.30.0050.00317.80
8.1.20.0000.00917.85
8.1.10.0040.00417.67
8.1.00.0060.00317.70
8.0.300.0040.00418.77
8.0.290.0050.00316.98
8.0.280.0040.00418.62
8.0.270.0030.00317.54
8.0.260.0000.00717.12
8.0.250.0080.00017.25
8.0.240.0000.00917.20
8.0.230.0070.00017.19
8.0.220.0000.00717.07
8.0.210.0030.00317.12
8.0.200.0070.00017.14
8.0.190.0000.00817.23
8.0.180.0070.00017.09
8.0.170.0000.00817.13
8.0.160.0050.00217.25
8.0.150.0030.00617.07
8.0.140.0040.00417.05
8.0.130.0030.00313.61
8.0.120.0020.00517.03
8.0.110.0070.00017.11
8.0.100.0030.00517.16
8.0.90.0000.00717.18
8.0.80.0060.00917.14
8.0.70.0050.00217.17
8.0.60.0000.00817.02
8.0.50.0030.00517.00
8.0.30.0070.01217.42
8.0.20.0090.00917.43
8.0.10.0040.00417.26
8.0.00.0100.01217.04
7.4.330.0000.00513.19
7.4.320.0030.00316.82
7.4.300.0060.00016.85
7.4.290.0070.00016.64
7.4.280.0040.00416.67
7.4.270.0000.00716.76
7.4.260.0000.00613.44
7.4.250.0030.00616.67
7.4.240.0030.00316.62
7.4.230.0040.00416.83
7.4.220.0150.00916.82
7.4.210.0070.00716.77
7.4.200.0000.00716.65
7.4.190.0030.00316.91
7.4.160.0130.00316.45
7.4.150.0140.01116.62
7.4.140.0110.00816.68
7.4.130.0090.00816.86
7.4.120.0090.01016.86
7.4.110.0130.00316.60
7.4.100.0030.01416.72
7.4.90.0060.02916.80
7.4.80.0070.01319.39
7.4.70.0120.00616.86
7.4.60.0030.01316.71
7.4.50.0030.00616.84
7.4.40.0000.01416.70
7.4.30.0140.00717.04
7.4.00.0040.01414.79
7.3.330.0030.00313.42
7.3.320.0050.00013.44
7.3.310.0030.00316.58
7.3.300.0000.00716.42
7.3.290.0090.00616.48
7.3.280.0090.00816.53
7.3.270.0150.00516.88
7.3.260.0120.01116.63
7.3.250.0120.00816.68
7.3.240.0070.01016.69
7.3.230.0120.00916.57
7.3.210.0120.00616.90
7.3.200.0100.01316.63
7.3.190.0060.01516.68
7.3.180.0090.01016.47
7.3.170.0070.01616.63
7.3.160.0000.01616.73
7.3.120.0030.01214.92
7.2.330.0110.00716.71
7.2.320.0100.00716.88
7.2.310.0130.01016.66
7.2.300.0090.01216.98
7.2.290.0060.01016.76
7.2.00.0000.01419.47
7.1.200.0040.00815.77
7.1.100.0940.01016.38
7.1.70.0040.00417.16
7.1.60.0030.00917.25
7.1.50.0070.01417.13
7.1.00.0100.06022.53
7.0.200.0040.00717.05
7.0.140.0070.06022.15
7.0.120.0070.07322.15
7.0.60.0030.07020.11
7.0.50.0070.08317.98
7.0.40.0000.08020.18
7.0.30.0230.04020.21
7.0.20.0200.04320.21
7.0.10.0230.05320.30
7.0.00.0070.06320.18
5.6.280.0030.07320.96
5.6.210.0270.06020.67
5.6.200.0100.03718.30
5.6.190.0030.04320.75
5.6.180.0330.08020.57
5.6.170.0400.05020.68
5.6.160.0000.06320.67
5.6.150.0170.07318.35
5.6.140.0030.09018.28
5.6.130.0070.08018.30
5.6.120.0070.07721.21
5.6.110.0030.10021.19
5.6.100.0130.06321.02
5.6.90.0000.04721.02
5.6.80.0030.08020.57
5.6.70.0530.05020.40
5.5.350.0300.06020.46
5.5.340.0130.03718.15
5.5.330.0000.04320.43
5.5.320.0300.05720.61
5.5.310.0400.05320.45
5.5.300.0070.06718.13
5.5.290.0100.07318.21
5.5.280.0070.06020.92
5.5.270.0070.03720.97
5.5.260.0070.08320.91
5.5.250.0030.08020.57
5.5.240.0000.04020.27
5.4.450.0070.07719.20
5.4.440.0030.04319.44
5.4.430.0070.07719.57
5.4.420.0100.07319.17
5.4.410.0070.07719.40
5.4.400.0170.05319.15
5.4.390.0100.04318.86
5.4.380.0070.07718.93
5.4.370.0070.07319.16
5.4.360.0100.07019.16
5.4.350.0100.07719.26
5.4.340.0000.04319.24
5.4.320.0130.06019.01
5.4.310.0030.07018.88
5.4.300.0000.04719.24
5.4.290.0170.06719.16
5.4.280.0000.04719.00
5.4.270.0200.06018.85
5.4.260.0070.07319.15
5.4.250.0000.07719.14
5.4.240.0030.07718.92
5.4.230.0100.07019.20
5.4.220.0070.06319.24
5.4.210.0130.07718.93
5.4.200.0130.05319.23
5.4.190.0100.04319.13
5.4.180.0100.06719.00
5.4.170.0030.08019.14
5.4.160.0070.08318.95
5.4.150.0000.05318.98
5.4.140.0070.07316.39
5.4.130.0070.04316.55
5.4.120.0100.05716.36
5.4.110.0030.04716.46
5.4.100.0070.05316.46
5.4.90.0070.07716.50
5.4.80.0100.06316.46
5.4.70.0000.08016.37
5.4.60.0070.06316.41
5.4.50.0000.05016.40
5.4.40.0030.03716.38
5.4.30.0070.03716.25
5.4.20.0000.04016.44
5.4.10.0070.06716.38
5.4.00.0070.07015.76
5.3.290.0030.08314.72
5.3.280.0030.05014.74
5.3.270.0030.05314.65
5.3.260.0030.07314.66
5.3.250.0030.06714.52
5.3.240.0100.07014.64
5.3.230.0030.04314.66
5.3.220.0070.04714.72
5.3.210.0000.05314.71
5.3.200.0130.06714.59
5.3.190.0070.04714.59
5.3.180.0130.05014.61
5.3.170.0130.06014.48
5.3.160.0100.07314.45
5.3.150.0030.05714.62
5.3.140.0070.04314.61
5.3.130.0070.04714.62
5.3.120.0070.04714.59
5.3.110.0030.03714.44
5.3.100.0100.07014.03
5.3.90.0100.05714.18
5.3.80.0100.07314.17
5.3.70.0070.07014.07
5.3.60.0030.03713.92
5.3.50.0030.05313.94
5.3.40.0100.07313.87
5.3.30.0000.07713.87
5.3.20.0030.06713.70
5.3.10.0170.03713.67
5.3.00.0100.06013.66
5.2.170.0100.06011.14
5.2.160.0100.05311.15
5.2.150.0130.04711.21
5.2.140.0000.04311.14
5.2.130.0030.06011.03
5.2.120.0070.03711.26
5.2.110.0100.04011.02
5.2.100.0000.06711.00
5.2.90.0030.05711.10
5.2.80.0070.05011.05
5.2.70.0030.03311.15
5.2.60.0100.05711.10
5.2.50.0000.04710.96
5.2.40.0030.03311.01
5.2.30.0030.05310.86
5.2.20.0130.05311.10
5.2.10.0000.04011.02
5.2.00.0030.06010.68
5.1.60.0070.02310.06
5.1.50.0070.0539.99
5.1.40.0030.02710.03
5.1.30.0030.04310.38
5.1.20.0070.02310.27
5.1.10.0030.0239.98
5.1.00.0000.03310.07
5.0.50.0000.0308.54
5.0.40.0070.0408.45
5.0.30.0070.0308.27
5.0.20.0000.0338.11
5.0.10.0000.0438.15
5.0.00.0000.0478.23
4.4.90.0030.0238.00
4.4.80.0030.0208.00
4.4.70.0030.0278.00
4.4.60.0070.0308.00
4.4.50.0030.0238.00
4.4.40.0030.0538.00
4.4.30.0000.0278.00
4.4.20.0000.0208.00
4.4.10.0000.0238.00
4.4.00.0100.0178.00
4.3.110.0000.0308.00
4.3.100.0030.0178.00
4.3.90.0070.0138.00
4.3.80.0000.0538.00
4.3.70.0030.0278.00
4.3.60.0030.0178.00
4.3.50.0000.0178.00
4.3.40.0030.0508.00
4.3.30.0000.0238.00
4.3.20.0030.0308.00
4.3.10.0000.0338.00
4.3.00.0030.0338.00

preferences:
48.02 ms | 401 KiB | 5 Q