3v4l.org

run code in 300+ PHP versions simultaneously
<?php $xml = new SimpleXMLElement('<tag></tag>'); echo 'An empty SimpleXMLElement is '; var_export((string) $xml); echo "\n"; $xml = new SimpleXMLElement('<tag>data</tag>'); echo 'A SimpleXMLElement with data is '; var_export($xml); echo "\n"; $obj = new stdClass(); echo 'An empty stdClass is '; var_export((bool) $obj);

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)
8.3.40.0140.00418.96
8.3.30.0140.00419.26
8.3.20.0120.00620.42
8.3.10.0080.00023.83
8.3.00.0050.00317.75
8.2.170.0090.00622.96
8.2.160.0030.01020.64
8.2.150.0070.01124.18
8.2.140.0080.00024.66
8.2.130.0160.00026.16
8.2.120.0070.00021.26
8.2.110.0060.00322.31
8.2.100.0030.00818.03
8.2.90.0050.00219.34
8.2.80.0000.00817.97
8.2.70.0030.00617.75
8.2.60.0000.00917.93
8.2.50.0060.00318.07
8.2.40.0050.00318.28
8.2.30.0070.00018.16
8.2.20.0040.00417.95
8.2.10.0080.00018.27
8.2.00.0040.00417.73
8.1.270.0120.00024.16
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00624.01
8.1.230.0110.00322.94
8.1.220.0000.00817.77
8.1.210.0000.00818.77
8.1.200.0040.00717.48
8.1.190.0060.00317.35
8.1.180.0040.00419.39
8.1.170.0030.00718.66
8.1.160.0000.00922.16
8.1.150.0000.00719.21
8.1.140.0000.00717.58
8.1.130.0030.00318.04
8.1.120.0070.00017.60
8.1.110.0050.00317.67
8.1.100.0070.00017.70
8.1.90.0040.00417.70
8.1.80.0070.00017.53
8.1.70.0050.00217.64
8.1.60.0000.00917.74
8.1.50.0040.00417.80
8.1.40.0040.00417.69
8.1.30.0040.00417.94
8.1.20.0040.00417.72
8.1.10.0050.00317.71
8.1.00.0000.00817.71
8.0.300.0070.00018.77
8.0.290.0040.00416.88
8.0.280.0070.00018.68
8.0.270.0040.00417.46
8.0.260.0000.00717.52
8.0.250.0070.00017.04
8.0.240.0050.00217.12
8.0.230.0070.00017.02
8.0.220.0070.00017.06
8.0.210.0050.00317.10
8.0.200.0030.00317.03
8.0.190.0000.00817.05
8.0.180.0050.00317.00
8.0.170.0030.00517.13
8.0.160.0040.00417.11
8.0.150.0040.00417.07
8.0.140.0050.00217.10
8.0.130.0000.00813.51
8.0.120.0040.00417.14
8.0.110.0000.00717.06
8.0.100.0000.00717.09
8.0.90.0040.00417.10
8.0.80.0060.01516.94
8.0.70.0040.00417.07
8.0.60.0030.00516.85
8.0.50.0070.00016.98
8.0.30.0150.00917.53
8.0.20.0110.00817.40
8.0.10.0000.00817.21
8.0.00.0080.00817.03
7.4.330.0020.00215.27
7.4.320.0040.00416.77
7.4.300.0060.00016.84
7.4.290.0080.00016.82
7.4.280.0050.00316.62
7.4.270.0070.00016.73
7.4.260.0030.00316.71
7.4.250.0000.00716.68
7.4.240.0040.00416.66
7.4.230.0030.00316.73
7.4.220.0110.01116.66
7.4.210.0080.01116.66
7.4.200.0050.00216.82
7.4.160.0120.00316.88
7.4.150.0100.00717.40
7.4.140.0100.00817.86
7.4.130.0090.01116.68
7.4.120.0100.00716.72
7.4.110.0080.00816.74
7.4.100.0130.01316.65
7.4.90.0150.00316.69
7.4.80.0100.01319.39
7.4.70.0060.01316.51
7.4.60.0100.00716.50
7.4.50.0000.00716.97
7.4.40.0100.00716.64
7.4.30.0080.00816.66
7.4.10.0080.00815.03
7.4.00.0090.00815.02
7.3.330.0000.00613.32
7.3.320.0000.00513.09
7.3.310.0000.00716.41
7.3.300.0030.00316.37
7.3.290.0130.00316.35
7.3.280.0110.01016.41
7.3.270.0040.01317.40
7.3.260.0120.00816.64
7.3.250.0070.01016.52
7.3.240.0090.01216.41
7.3.230.0060.01116.40
7.3.210.0030.01416.50
7.3.200.0110.00619.39
7.3.190.0130.00316.36
7.3.180.0150.00316.33
7.3.170.0080.00816.64
7.3.160.0080.00816.54
7.3.130.0030.01615.00
7.3.120.0050.01214.75
7.3.110.0060.01214.81
7.3.100.0050.00814.81
7.3.90.0020.01014.75
7.3.80.0070.00714.90
7.3.70.0060.00615.04
7.3.60.0080.00514.69
7.3.50.0050.00814.68
7.3.40.0020.01214.88
7.3.30.0090.00214.73
7.3.20.0040.01016.67
7.3.10.0080.00616.45
7.3.00.0060.00716.44
7.2.330.0100.01316.86
7.2.320.0140.00716.84
7.2.310.0120.00316.62
7.2.300.0120.00616.65
7.2.290.0070.01016.84
7.2.260.0110.01115.12
7.2.250.0060.01015.13
7.2.240.0080.00915.03
7.2.230.0060.01014.97
7.2.220.0080.00715.04
7.2.210.0050.00915.13
7.2.200.0060.00814.98
7.2.190.0050.00615.10
7.2.180.0050.00614.99
7.2.170.0090.00714.94
7.2.160.0050.00815.07
7.2.150.0040.01116.89
7.2.140.0100.00416.90
7.2.130.0090.00916.59
7.2.120.0090.00816.81
7.2.110.0090.00716.69
7.2.100.0050.01016.74
7.2.90.0070.00816.96
7.2.80.0040.00916.91
7.2.70.0080.00716.69
7.2.60.0110.00616.87
7.2.50.0090.00816.71
7.2.40.0090.00716.96
7.2.30.0090.00516.89
7.2.20.0040.01116.83
7.2.10.0070.00916.72
7.2.00.0110.00516.78
7.1.330.0030.01215.67
7.1.320.0050.00915.81
7.1.310.0060.00715.66
7.1.300.0020.01115.67
7.1.290.0020.01115.76
7.1.280.0040.01015.81
7.1.270.0100.00415.83
7.1.260.0090.00515.81
7.1.250.0070.00815.66
7.1.240.0080.00815.80
7.1.230.0060.00715.88
7.1.220.0060.00815.88
7.1.210.0050.00716.01
7.1.200.0050.00715.71
7.1.190.0020.01015.69
7.1.180.0060.00715.87
7.1.170.0050.00715.77
7.1.160.0040.01315.93
7.1.150.0080.00715.66
7.1.140.0050.00815.82
7.1.130.0080.00515.82
7.1.120.0080.00615.78
7.1.110.0020.01115.88
7.1.100.0090.00515.94
7.1.90.0050.00915.86
7.1.80.0050.00815.78
7.1.70.0070.00316.23
7.1.60.0120.00616.96
7.1.50.0080.00816.26
7.1.40.0060.00915.78
7.1.30.0050.00715.82
7.1.20.0070.00815.91
7.1.10.0020.01115.87
7.1.00.0040.03018.13
7.0.330.0120.00215.30
7.0.320.0050.00715.40
7.0.310.0090.00315.39
7.0.300.0050.00415.51
7.0.290.0050.00715.56
7.0.280.0070.00815.42
7.0.270.0060.00715.68
7.0.260.0020.00915.26
7.0.250.0070.00715.56
7.0.240.0060.00715.32
7.0.230.0070.00515.73
7.0.220.0090.00515.50
7.0.210.0060.00815.36
7.0.200.0050.00615.91
7.0.190.0090.00715.50
7.0.180.0060.00615.33
7.0.170.0060.00715.43
7.0.160.0050.01015.52
7.0.150.0080.00515.54
7.0.140.0070.02917.78
7.0.130.0030.01115.46
7.0.120.0030.00815.45
7.0.110.0060.00615.40
7.0.100.0060.00815.43
7.0.90.0070.00615.48
7.0.80.0050.00815.71
7.0.70.0040.01115.47
7.0.60.0050.03616.98
7.0.50.0070.02516.40
7.0.40.0100.03115.93
7.0.30.0160.02515.86
7.0.20.0050.02115.77
7.0.10.0080.03215.72
7.0.00.0080.02915.91
5.6.400.0070.00614.39
5.6.390.0020.01514.50
5.6.380.0050.00814.46
5.6.370.0050.00714.21
5.6.360.0050.00714.23
5.6.350.0100.00714.21
5.6.340.0060.00914.71
5.6.330.0030.01114.50
5.6.320.0050.00914.53
5.6.310.0050.00714.46
5.6.300.0080.00614.46
5.6.290.0070.00714.46
5.6.280.0040.03016.69
5.6.270.0040.00814.40
5.6.260.0040.01114.21
5.6.250.0030.01314.28
5.6.240.0020.00914.39
5.6.230.0030.01014.28
5.6.220.0100.00514.30
5.6.210.0090.03116.55
5.6.200.0060.02315.64
5.6.190.0040.03616.49
5.6.180.0080.02016.42
5.6.170.0120.02916.50
5.6.160.0080.02016.60
5.6.150.0050.03015.62
5.6.140.0050.02315.68
5.6.130.0060.01815.64
5.6.120.0060.02216.59
5.6.110.0090.02816.61
5.6.100.0040.03516.68
5.6.90.0070.03216.67
5.6.80.0070.02616.37
5.6.70.0040.00714.14
5.6.60.0030.00814.38
5.6.50.0050.00814.27
5.6.40.0030.00714.22
5.6.30.0050.00714.45
5.6.20.0100.00514.31
5.6.10.0030.00814.41
5.6.00.0050.00914.26
5.5.380.0080.00714.28
5.5.370.0060.00514.45
5.5.360.0060.00614.17
5.5.350.0130.02916.46
5.5.340.0070.03015.49
5.5.330.0030.03516.34
5.5.320.0130.02416.46
5.5.310.0170.02316.20
5.5.300.0020.02115.51
5.5.290.0100.01615.62
5.5.280.0060.03516.61
5.5.270.0110.02916.46
5.5.260.0050.03016.41
5.5.250.0080.02716.40
5.5.240.0110.03016.26
5.5.230.0050.00814.09
5.5.220.0040.00514.28
5.5.210.0110.00314.21
5.5.200.0030.00714.18
5.5.190.0060.00714.39
5.5.180.0060.00914.17
5.5.170.0040.00814.30
5.5.160.0100.00514.10
5.5.150.0090.00414.53
5.5.140.0070.00614.32
5.5.130.0050.00714.15
5.5.120.0090.00514.25
5.5.110.0080.00714.23
5.5.100.0080.00414.45
5.5.90.0050.00914.31
5.5.80.0020.01414.15
5.5.70.0080.00914.15
5.5.60.0080.00614.20
5.5.50.0040.00714.33
5.5.40.0080.00514.17
5.5.30.0060.00614.04
5.5.20.0080.00814.24
5.5.10.0040.01114.21
5.5.00.0070.00714.08
5.4.450.0160.02613.88
5.4.440.0110.01913.92
5.4.430.0120.02713.89
5.4.420.0090.03213.86
5.4.410.0090.01713.77
5.4.400.0100.02813.70
5.4.390.0140.01413.74
5.4.380.0140.02013.68
5.4.370.0140.02013.74
5.4.360.0130.01613.68
5.4.350.0120.01713.78
5.4.340.0050.01813.65
5.4.330.0060.00510.96
5.4.320.0080.01813.69
5.4.310.0150.01213.81
5.4.300.0040.02313.75
5.4.290.0100.02013.77
5.4.280.0120.01513.60
5.4.270.0070.01813.62
5.4.260.0070.01913.63
5.4.250.0110.02113.74
5.4.240.0110.01813.82
5.4.230.0120.02813.65
5.4.220.0110.01513.70
5.4.210.0090.01413.76
5.4.200.0110.02713.77
5.4.190.0120.01713.75
5.4.180.0080.02413.65
5.4.170.0040.01813.73
5.4.160.0230.02213.65
5.4.150.0460.01813.66
5.4.140.0030.01712.83
5.4.130.0070.01412.92
5.4.120.0490.02612.87
5.4.110.0810.01712.83
5.4.100.0780.01212.88
5.4.90.0050.02412.90
5.4.80.0020.02112.89
5.4.70.0340.01712.88
5.4.60.0640.02012.82
5.4.50.0010.02512.80
5.4.40.0010.02012.89
5.4.30.0200.01412.87
5.4.20.0010.01712.94
5.4.10.0070.01412.86
5.4.00.0050.01712.60
5.3.290.1670.03714.65
5.3.280.2130.04714.57
5.3.270.1730.03314.61
5.3.260.1870.04014.73
5.3.250.0100.03014.78
5.3.240.0070.04714.76
5.3.230.0030.04714.57
5.3.220.0030.03714.63
5.3.210.0200.04014.66
5.3.200.0030.03714.54
5.3.190.0200.03314.63
5.3.180.0000.04714.54
5.3.170.0000.04014.54
5.3.160.1070.03014.45
5.3.150.2000.04014.54
5.3.140.2170.03714.56
5.3.130.2170.04314.53
5.3.120.2230.03314.52
5.3.110.1730.05714.70
5.3.100.0030.04313.95
5.3.90.0000.04014.00
5.3.80.0130.03314.12
5.3.70.1470.04013.86
5.3.60.1370.02313.85
5.3.50.1470.04013.78
5.3.40.0130.02713.92
5.3.30.0070.03313.91
5.3.20.0600.03713.70
5.3.10.1730.03713.64
5.3.00.1270.04013.68
5.2.170.0000.03011.22
5.2.160.0070.03311.36
5.2.150.0100.03011.21
5.2.140.0730.03011.11
5.2.130.1900.02711.09
5.2.120.1270.03311.17
5.2.110.0000.03311.08
5.2.100.0030.02711.08
5.2.90.0000.03011.01
5.2.80.0030.02711.30
5.2.70.1570.03311.07
5.2.60.1600.04011.25
5.2.50.1530.02711.00
5.2.40.0900.02710.97
5.2.30.1470.02711.07
5.2.20.1500.03311.02
5.2.10.0330.03310.92
5.2.00.1330.03010.75
5.1.60.1430.0279.97
5.1.50.1330.02010.00
5.1.40.0170.02010.19
5.1.30.0000.02710.55
5.1.20.0030.02310.25
5.1.10.0000.04310.07
5.1.00.0370.04710.10
5.0.50.0870.0238.56
5.0.40.0830.0308.38
5.0.30.0870.0408.35
5.0.20.0930.0278.21
5.0.10.0970.0278.15
5.0.00.0800.0338.33
4.4.90.0500.0177.54
4.4.80.0900.0177.54
4.4.70.0700.0177.54
4.4.60.0770.0177.54
4.4.50.0830.0237.54
4.4.40.0770.0237.54
4.4.30.0800.0237.54
4.4.20.0700.0177.54
4.4.10.0730.0207.54
4.4.00.0700.0277.54
4.3.110.0830.0207.54
4.3.100.0700.0137.54
4.3.90.0870.0177.54
4.3.80.0130.0207.54
4.3.70.0000.0177.54
4.3.60.0030.0137.54
4.3.50.0070.0107.54
4.3.40.0000.0277.54
4.3.30.0000.0177.54
4.3.20.0000.0207.54
4.3.10.0000.0177.54
4.3.00.0000.0137.54

preferences:
46.06 ms | 400 KiB | 5 Q