3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = simplexml_load_string('<a foo="bar"><kid>Joe</kid></a>');$foo = $x['foo'];unset($foo[0]);$kid = $x->kid;$kid[0] = null;header('Content-Type: text/plain');echo $x->asXML();

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)
8.3.60.0070.00716.88
8.3.50.0120.00823.12
8.3.40.0090.00618.89
8.3.30.0070.00719.42
8.3.20.0040.00420.56
8.3.10.0040.00423.92
8.3.00.0040.00717.88
8.2.180.0090.00616.63
8.2.170.0140.00722.96
8.2.160.0070.00720.69
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0050.00321.23
8.2.110.0050.00522.46
8.2.100.0040.01118.03
8.2.90.0030.00519.51
8.2.80.0060.00317.97
8.2.70.0090.00017.88
8.2.60.0000.00818.16
8.2.50.0000.00818.07
8.2.40.0030.00618.44
8.2.30.0060.00318.32
8.2.20.0070.00017.90
8.2.10.0000.00718.33
8.2.00.0000.00817.86
8.1.280.0030.01425.92
8.1.270.0040.00424.21
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0030.00624.04
8.1.230.0110.00019.42
8.1.220.0040.00418.04
8.1.210.0030.00518.77
8.1.200.0040.00417.60
8.1.190.0000.00917.48
8.1.180.0040.00418.10
8.1.170.0040.00418.88
8.1.160.0030.00622.20
8.1.150.0060.00519.03
8.1.140.0000.00717.66
8.1.130.0030.00318.02
8.1.120.0070.00017.58
8.1.110.0000.00817.67
8.1.100.0070.00017.66
8.1.90.0000.00717.50
8.1.80.0000.00717.66
8.1.70.0000.00717.48
8.1.60.0030.00717.69
8.1.50.0000.00917.75
8.1.40.0040.00417.72
8.1.30.0000.00717.73
8.1.20.0000.00717.90
8.1.10.0000.00817.68
8.1.00.0000.00717.77
8.0.300.0040.00418.77
8.0.290.0070.00017.00
8.0.280.0000.00718.75
8.0.270.0030.00717.44
8.0.260.0060.00017.52
8.0.250.0040.00417.12
8.0.240.0000.00917.19
8.0.230.0030.00516.98
8.0.220.0000.00817.08
8.0.210.0030.00417.09
8.0.200.0070.00017.02
8.0.190.0040.00417.25
8.0.180.0070.00017.17
8.0.170.0080.00017.04
8.0.160.0070.00017.13
8.0.150.0050.00217.05
8.0.140.0100.00017.10
8.0.130.0000.00813.46
8.0.120.0000.00716.93
8.0.110.0050.00217.00
8.0.100.0040.00417.10
8.0.90.0040.00417.08
8.0.80.0090.00917.07
8.0.70.0040.00416.90
8.0.60.0000.00816.86
8.0.50.0030.00717.18
8.0.30.0110.00917.34
8.0.20.0130.00917.41
8.0.10.0040.00417.27
8.0.00.0070.01516.93
7.4.330.0030.00315.32
7.4.320.0060.00016.84
7.4.300.0030.00316.73
7.4.290.0000.00816.79
7.4.280.0090.00016.74
7.4.270.0030.00316.80
7.4.260.0030.00316.84
7.4.250.0070.00016.81
7.4.240.0030.00316.77
7.4.230.0050.00216.84
7.4.220.0120.00616.91
7.4.210.0090.01216.84
7.4.200.0000.00716.79
7.4.160.0060.01016.76
7.4.150.0110.00617.40
7.4.140.0080.01317.86
7.4.130.0160.00416.82
7.4.120.0110.00616.75
7.4.110.0100.00716.73
7.4.100.0120.00616.70
7.4.90.0130.00316.71
7.4.80.0130.01319.39
7.4.70.0130.00516.57
7.4.60.0100.00716.83
7.4.50.0030.00516.75
7.4.40.0120.00316.68
7.4.30.0030.01316.93
7.4.00.0030.01214.99
7.3.330.0050.00013.23
7.3.320.0060.00013.40
7.3.310.0060.00016.58
7.3.300.0030.00316.50
7.3.290.0130.00716.64
7.3.280.0060.00916.60
7.3.270.0110.00717.40
7.3.260.0060.01716.89
7.3.240.0100.00716.81
7.3.230.0130.00316.63
7.3.210.0100.00716.41
7.3.200.0030.01719.39
7.3.190.0080.01216.91
7.3.180.0060.00916.58
7.3.170.0080.00816.70
7.3.160.0150.00016.82
7.3.120.0070.01114.93
7.3.110.0080.01014.96
7.3.100.0080.00614.91
7.3.90.0080.00714.83
7.3.80.0090.00615.20
7.3.70.0050.00614.95
7.3.60.0040.01215.06
7.3.50.0050.01014.94
7.3.40.0100.00514.79
7.3.30.0080.00714.63
7.3.20.0030.01016.78
7.3.10.0060.00716.60
7.3.00.0050.01016.72
7.2.330.0100.01016.73
7.2.320.0110.01516.62
7.2.310.0060.01016.97
7.2.300.0140.00716.97
7.2.290.0190.00416.63
7.2.250.0100.01014.98
7.2.240.0110.00715.20
7.2.230.0060.00615.20
7.2.220.0070.00615.20
7.2.210.0070.00715.16
7.2.200.0020.01214.97
7.2.190.0070.01014.77
7.2.180.0090.00815.01
7.2.170.0040.00915.02
7.2.160.0030.01414.90
7.2.150.0140.00316.98
7.2.140.0070.00717.09
7.2.130.0060.00516.96
7.2.120.0050.00816.98
7.2.110.0090.00517.03
7.2.100.0030.01016.93
7.2.90.0060.00616.85
7.2.80.0060.01116.99
7.2.70.0050.01016.81
7.2.60.0080.00517.13
7.2.50.0110.00317.02
7.2.40.0080.00716.72
7.2.30.0050.01416.99
7.2.20.0080.00517.13
7.2.10.0060.00616.87
7.2.00.0070.00917.71
7.1.330.0050.00815.79
7.1.320.0080.00715.79
7.1.310.0070.00815.95
7.1.300.0060.00615.91
7.1.290.0020.01215.73
7.1.280.0050.01015.95
7.1.270.0050.00715.93
7.1.260.0050.00916.01
7.1.250.0060.00515.84
7.1.240.0040.00415.78
7.1.230.0120.00315.91
7.1.220.0060.00616.01
7.1.210.0120.00315.86
7.1.200.0120.00315.78
7.1.190.0080.00415.79
7.1.180.0000.01315.83
7.1.170.0060.00615.72
7.1.160.0040.00815.79
7.1.150.0030.01215.87
7.1.140.0000.00915.93
7.1.130.0090.00615.82
7.1.120.0060.01015.83
7.1.110.0120.00915.69
7.1.100.0020.01117.18
7.1.90.0070.00716.09
7.1.80.0080.00015.88
7.1.70.0030.00416.53
7.1.60.0090.00817.71
7.1.50.0080.00816.16
7.1.40.0030.01016.03
7.1.30.0040.00815.87
7.1.20.0030.01015.66
7.1.10.0100.00615.92
7.1.00.0090.03719.28
7.0.330.0060.00815.47
7.0.320.0040.01115.41
7.0.310.0030.00615.35
7.0.300.0070.00715.28
7.0.290.0080.00315.52
7.0.280.0030.00715.64
7.0.270.0030.00615.50
7.0.260.0060.00915.27
7.0.250.0080.00515.58
7.0.240.0070.00715.48
7.0.230.0080.00815.49
7.0.220.0070.00315.40
7.0.210.0090.00315.32
7.0.200.0050.00416.24
7.0.190.0070.00715.62
7.0.180.0070.00415.76
7.0.170.0060.00915.51
7.0.160.0070.01015.59
7.0.150.0070.00315.60
7.0.140.0030.04018.88
7.0.130.0060.00615.37
7.0.120.0080.00615.44
7.0.110.0030.00715.73
7.0.100.0030.01015.50
7.0.90.0060.00615.61
7.0.80.0030.00715.64
7.0.70.0060.00615.44
7.0.60.0120.03917.88
7.0.50.0040.03616.78
7.0.40.0100.04116.89
7.0.30.0120.02616.98
7.0.20.0200.04216.84
7.0.10.0050.02716.96
7.0.00.0050.03616.95
5.6.380.0060.00914.48
5.6.370.0030.01014.42
5.6.360.0030.01014.16
5.6.350.0070.00414.46
5.6.340.0030.01014.52
5.6.330.0050.00314.71
5.6.320.0100.00314.32
5.6.310.0110.00414.35
5.6.300.0040.00814.57
5.6.290.0060.01014.51
5.6.280.0080.03917.80
5.6.270.0060.00614.70
5.6.260.0050.00514.39
5.6.250.0040.01114.62
5.6.240.0060.01214.18
5.6.230.0060.00614.41
5.6.220.0080.00014.57
5.6.210.0070.04217.43
5.6.200.0070.02216.22
5.6.190.0070.04517.46
5.6.180.0130.02517.64
5.6.170.0150.04517.50
5.6.160.0020.02917.33
5.6.150.0050.03616.16
5.6.140.0070.02316.40
5.6.130.0060.04316.41
5.6.120.0030.02617.60
5.6.110.0100.04017.72
5.6.100.0120.04217.73
5.6.90.0100.02517.73
5.6.80.0120.02217.47
5.6.70.0080.00814.23
5.6.60.0040.01114.15
5.6.50.0070.00414.47
5.6.40.0000.01314.36
5.6.30.0000.01114.68
5.6.20.0100.00314.60
5.6.10.0070.00414.42
5.6.00.0030.01014.31
5.5.380.0030.00611.34
5.5.370.0050.00311.25
5.5.360.0030.00611.26
5.5.350.0050.04216.00
5.5.340.0120.03914.64
5.5.330.0050.04815.73
5.5.320.0060.02215.65
5.5.310.0210.03815.79
5.5.300.0070.04214.61
5.5.290.0050.03314.67
5.5.280.0050.02516.11
5.5.270.0060.04516.10
5.5.260.0050.03015.97
5.5.250.0040.04815.97
5.5.240.0150.03015.67
5.5.230.0080.00510.90
5.5.220.0030.00311.20
5.5.210.0060.00611.25
5.5.200.0030.00311.22
5.5.190.0030.00611.12
5.5.180.0050.00211.18
5.5.170.0030.00710.99
5.5.160.0100.00011.09
5.5.150.0000.00811.20
5.5.140.0000.00810.99
5.5.130.0080.00011.16
5.5.120.0030.00310.96
5.5.110.0030.00311.09
5.5.100.0040.00411.21
5.5.90.0060.00311.11
5.5.80.0060.00011.08
5.5.70.0030.00311.03
5.5.60.0040.00410.90
5.5.50.0070.00010.93
5.5.40.0000.01110.90
5.5.30.0030.00311.13
5.5.20.0050.00310.90
5.5.10.0060.00610.97
5.5.00.0090.00311.23
5.4.450.0220.01915.28
5.4.440.0080.03015.19
5.4.430.0230.02715.49
5.4.420.0210.03815.26
5.4.410.0420.02015.17
5.4.400.0280.02015.04
5.4.390.0310.02515.21
5.4.380.0170.02915.01
5.4.370.0150.02514.96
5.4.360.0130.02814.96
5.4.350.0160.02514.83
5.4.340.0170.02414.86
5.4.330.0030.00311.00
5.4.320.0040.02011.77
5.4.310.0060.02211.77
5.4.300.0050.02011.83
5.4.290.0060.02611.77
5.4.280.0040.02011.75
5.4.270.0050.02011.72
5.4.260.0060.03211.72
5.4.250.0070.02211.79
5.4.240.0070.02111.72
5.4.230.0040.02511.77
5.4.220.0060.02211.71
5.4.210.0070.01811.71
5.4.200.0090.02411.71
5.4.190.0040.02611.71
5.4.180.0020.02411.72
5.4.170.0020.02411.88
5.4.160.0020.02411.75
5.4.150.0040.02311.71
5.4.140.0040.02111.57
5.4.130.0040.02311.60
5.4.120.0070.02011.67
5.4.110.0070.01911.53
5.4.100.0050.02411.53
5.4.90.0020.03011.56
5.4.80.0050.02211.53
5.4.70.0090.01911.53
5.4.60.0080.02511.62
5.4.50.0060.02311.60
5.4.40.0090.01711.61
5.4.30.0070.02211.57
5.4.20.0070.02011.59
5.4.10.0070.01811.63
5.4.00.0050.02111.29
5.3.290.0030.02311.90
5.3.280.0050.02311.87
5.3.270.0040.02111.87
5.3.260.0050.02111.87
5.3.250.0040.02211.88
5.3.240.0080.01711.88
5.3.230.0080.01811.87
5.3.220.0010.02811.86
5.3.210.0040.02211.85
5.3.200.0030.02211.85
5.3.190.0080.02011.85
5.3.180.0070.01911.85
5.3.170.0040.02211.85
5.3.160.0050.02411.85
5.3.150.0060.02211.85
5.3.140.0100.01911.85
5.3.130.0060.02011.85
5.3.120.0070.02011.85
5.3.110.0050.02111.85
5.3.100.0070.01911.59
5.3.90.0070.02011.58
5.3.80.0050.02111.58
5.3.70.0030.02211.58
5.3.60.0090.01811.57
5.3.50.0050.02011.54
5.3.40.0060.01911.54
5.3.30.0050.02011.52
5.3.20.0040.02211.41
5.3.10.0070.01711.39
5.3.00.0040.02211.39
5.2.170.0050.01910.14
5.2.160.0040.02610.14
5.2.150.0060.02010.14
5.2.140.0030.01910.14
5.2.130.0040.01810.12
5.2.120.0050.01510.12
5.2.110.0070.01410.12
5.2.100.0050.01710.12
5.2.90.0070.01510.12
5.2.80.0010.02010.12
5.2.70.0050.01510.12
5.2.60.0050.01510.09
5.2.50.0030.01910.07
5.2.40.0050.01710.06
5.2.30.0020.01610.05
5.2.20.0010.02010.04
5.2.10.0060.01410.01
5.2.00.0040.0169.94
5.1.60.0020.0199.58
5.1.50.0030.0159.57
5.1.40.0040.0149.57
5.1.30.0020.0179.74
5.1.20.0030.0189.76
5.1.10.0040.0159.62
5.1.00.0020.0199.63
5.0.50.0020.0148.86
5.0.40.0060.0098.79
5.0.30.0030.0218.70
5.0.20.0040.0108.68
5.0.10.0030.0138.67
5.0.00.0030.0178.67
4.4.90.0020.0117.84
4.4.80.0010.0097.83
4.4.70.0020.0097.83
4.4.60.0010.0117.83
4.4.50.0020.0107.83
4.4.40.0020.0147.80
4.4.30.0030.0107.83
4.4.20.0040.0087.87
4.4.10.0020.0087.87
4.4.00.0030.0137.83
4.3.110.0020.0097.78
4.3.100.0020.0097.78
4.3.90.0030.0097.77
4.3.80.0020.0147.74
4.3.70.0020.0097.76
4.3.60.0020.0087.76
4.3.50.0030.0137.76
4.3.40.0020.0177.71
4.3.30.0010.0107.09
4.3.20.0030.0107.08
4.3.10.0020.0107.06
4.3.00.0110.01013.44

preferences:
35.67 ms | 401 KiB | 5 Q