3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = '<key><subKey>value</subKey></key>'; $xml = simplexml_load_string($input); print_r(is_null(strval($xml->nonKey)));

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)
8.3.60.0140.00716.88
8.3.50.0120.00523.01
8.3.40.0120.00618.79
8.3.30.0110.00419.01
8.3.20.0070.00020.45
8.3.10.0040.00420.34
8.3.00.0050.00219.30
8.2.180.0110.01118.41
8.2.170.0000.01422.96
8.2.160.0030.01020.64
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0000.00819.89
8.2.110.0070.00322.33
8.2.100.0070.00317.84
8.2.90.0040.00419.30
8.2.80.0000.00719.65
8.2.70.0050.00317.75
8.2.60.0040.00418.16
8.2.50.0030.00618.07
8.2.40.0040.00418.41
8.2.30.0080.00019.52
8.2.20.0000.00817.70
8.2.10.0000.00818.20
8.2.00.0040.00417.94
8.1.280.0090.01225.92
8.1.270.0040.00422.36
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0070.01122.42
8.1.230.0110.00020.96
8.1.220.0050.00318.77
8.1.210.0040.00418.86
8.1.200.0030.00617.25
8.1.190.0040.00417.65
8.1.180.0050.00318.10
8.1.170.0040.00418.67
8.1.160.0030.00519.04
8.1.150.0040.00418.90
8.1.140.0030.00617.64
8.1.130.0000.00717.86
8.1.120.0000.00717.47
8.1.110.0050.00217.55
8.1.100.0030.00317.57
8.1.90.0000.00817.57
8.1.80.0020.00517.50
8.1.70.0030.00317.62
8.1.60.0000.00817.81
8.1.50.0030.00617.57
8.1.40.0000.00717.77
8.1.30.0000.00817.75
8.1.20.0030.00517.79
8.1.10.0040.00417.55
8.1.00.0030.00617.46
8.0.300.0030.00320.14
8.0.290.0040.00417.18
8.0.280.0030.00318.56
8.0.270.0000.00717.36
8.0.260.0030.00318.41
8.0.250.0000.00717.09
8.0.240.0040.00416.98
8.0.230.0030.00616.98
8.0.220.0000.00716.94
8.0.210.0030.00316.92
8.0.200.0030.00317.10
8.0.190.0040.00417.03
8.0.180.0040.00416.92
8.0.170.0000.00717.04
8.0.160.0000.00717.09
8.0.150.0070.00016.81
8.0.140.0000.00716.96
8.0.130.0060.00013.45
8.0.120.0090.00017.01
8.0.110.0000.00817.03
8.0.100.0040.00416.87
8.0.90.0000.00717.04
8.0.80.0060.01016.94
8.0.70.0000.00717.05
8.0.60.0000.00817.06
8.0.50.0030.00317.14
8.0.30.0130.00617.16
8.0.20.0140.00817.40
8.0.10.0000.00717.00
8.0.00.0160.00316.79
7.4.330.0050.00015.36
7.4.320.0060.00016.68
7.4.300.0000.00616.77
7.4.290.0030.00316.73
7.4.280.0050.00216.73
7.4.270.0070.00016.65
7.4.260.0100.00016.63
7.4.250.0030.00516.79
7.4.240.0040.00416.65
7.4.230.0070.00016.80
7.4.220.0100.01716.69
7.4.210.0090.00616.80
7.4.200.0070.00016.80
7.4.160.0030.01216.71
7.4.150.0060.01217.40
7.4.140.0120.00817.86
7.4.130.0090.01216.72
7.4.120.0080.01116.68
7.4.110.0090.01216.68
7.4.100.0040.01316.65
7.4.90.0100.00716.58
7.4.80.0080.00816.69
7.4.70.0080.00816.79
7.4.60.0060.01216.54
7.4.50.0000.00816.52
7.4.40.0060.01216.66
7.4.30.0070.01316.83
7.4.00.0050.01214.96
7.3.330.0000.00613.32
7.3.320.0020.00213.25
7.3.310.0000.00816.28
7.3.300.0030.00316.36
7.3.290.0030.01316.37
7.3.280.0060.01216.41
7.3.270.0060.00917.40
7.3.260.0080.00816.41
7.3.250.0050.01116.49
7.3.240.0060.00916.45
7.3.230.0140.00316.63
7.3.210.0130.00316.40
7.3.200.0160.00719.39
7.3.190.0030.01516.54
7.3.180.0120.00316.55
7.3.170.0030.01316.41
7.3.160.0060.00916.43
7.3.120.0010.01514.85
7.3.110.0080.00814.66
7.3.100.0030.00814.89
7.3.90.0100.00214.92
7.3.80.0060.00814.85
7.3.70.0050.00714.76
7.3.60.0070.00414.68
7.3.50.0060.00714.69
7.3.40.0050.00514.62
7.3.30.0040.00614.87
7.3.20.0050.00816.76
7.3.10.0060.00916.68
7.3.00.0100.00516.53
7.2.330.0120.00616.49
7.2.320.0140.00316.93
7.2.310.0040.01216.87
7.2.300.0060.01116.48
7.2.290.0090.00916.93
7.2.250.0060.01115.02
7.2.240.0050.01015.03
7.2.230.0010.01015.00
7.2.220.0060.00615.00
7.2.210.0080.00715.00
7.2.200.0060.00615.01
7.2.190.0030.01215.03
7.2.180.0050.00714.91
7.2.170.0050.00915.05
7.2.160.0030.01315.26
7.2.150.0030.01016.50
7.2.140.0060.00617.05
7.2.130.0070.00716.93
7.2.120.0030.01016.64
7.2.110.0060.00617.06
7.2.100.0080.00416.98
7.2.90.0060.00616.78
7.2.80.0040.00716.98
7.2.70.0030.00717.02
7.2.60.0170.00016.76
7.2.50.0000.00916.91
7.2.40.0040.01116.88
7.2.30.0040.01116.94
7.2.20.0030.00616.65
7.2.10.0030.01216.63
7.2.00.0100.01017.85
7.1.330.0080.00415.66
7.1.320.0060.00615.67
7.1.310.0000.01215.96
7.1.300.0050.00715.77
7.1.290.0020.00915.67
7.1.280.0020.01015.73
7.1.270.0050.00815.85
7.1.260.0050.00715.85
7.1.250.0060.00615.94
7.1.100.0000.00918.16
7.1.70.0000.01517.32
7.1.60.0030.02219.34
7.1.50.0070.01617.09
7.1.00.0070.07022.43
7.0.200.0060.00316.77
7.0.140.0000.03322.23
7.0.60.0100.05319.96
7.0.50.0070.05317.88
7.0.40.0000.04720.47
7.0.30.0430.05320.11
7.0.20.0270.06020.37
7.0.10.0070.04320.37
7.0.00.0130.08020.13
5.6.280.0030.07321.16
5.6.210.0070.07720.89
5.6.200.0130.08318.29
5.6.190.0070.06020.48
5.6.180.0130.04020.49
5.6.170.0300.06720.48
5.6.160.0000.06720.48
5.6.150.0070.03718.34
5.6.140.0030.05318.27
5.6.130.0100.06718.28
5.6.120.0130.08321.16
5.6.110.0070.04021.17
5.6.100.0100.07721.18
5.6.90.0100.08721.14
5.6.80.0100.07720.42
5.5.350.0030.07320.42
5.5.340.0070.07718.11
5.5.330.0070.05020.57
5.5.320.0300.07020.38
5.5.310.0270.04720.35
5.5.300.0170.07318.05
5.5.290.0130.07318.04
5.5.280.0100.07320.87
5.5.270.0000.05720.80
5.5.260.0170.07720.83
5.5.250.0030.04720.65
5.5.240.0330.05720.40
5.4.450.0630.05319.60
5.4.440.0970.04319.56
5.4.430.0800.04319.52
5.4.420.0170.04719.44
5.4.410.0100.05319.42
5.4.400.0100.05319.27
5.4.390.0070.06319.28
5.4.380.0200.05019.09
5.4.370.0170.05319.11
5.4.360.0100.05319.16
5.4.350.0130.06312.10
5.4.340.0130.04612.09
5.4.320.0050.04312.59
5.4.310.0040.04412.59
5.4.300.0110.05512.59
5.4.290.0090.07812.58
5.4.280.0160.06612.48
5.4.270.0150.08112.48
5.4.260.0110.05912.48
5.4.250.0110.06512.48
5.4.240.0100.05112.48
5.4.230.0210.07512.47
5.4.220.0070.04312.47
5.4.210.0110.05212.47
5.4.200.0150.06612.47
5.4.190.0070.03912.46
5.4.180.0120.05612.47
5.4.170.0150.08112.48
5.4.160.0140.06512.48
5.4.150.0360.14512.47
5.4.140.0270.12412.15
5.4.130.0120.07412.14
5.4.120.0120.07112.10
5.4.110.0140.09912.09
5.4.100.0080.05212.10
5.4.90.0040.07512.09
5.4.80.0140.05212.10
5.4.70.0110.06512.09
5.4.60.0100.06112.09
5.4.50.0080.04312.09
5.4.40.0090.04112.08
5.4.30.0050.07712.08
5.4.20.0140.07212.07
5.4.10.0150.07612.08
5.4.00.0090.04511.57
5.3.290.0120.04912.86
5.3.280.0170.08512.79
5.3.270.0160.09712.79
5.3.260.0260.11612.79
5.3.250.0220.08512.79
5.3.240.0100.05012.80
5.3.230.0110.06012.79
5.3.220.0210.09512.76
5.3.210.0050.04212.76
5.3.200.0100.05812.75
5.3.190.0050.05612.76
5.3.180.0110.03612.75
5.3.170.0020.04712.75
5.3.160.0100.06112.75
5.3.150.0060.04212.75
5.3.140.0090.04512.74
5.3.130.0080.05012.74
5.3.120.0090.05712.74
5.3.110.0120.05312.74
5.3.100.0080.05112.23
5.3.90.0070.04612.21
5.3.80.0090.04812.20
5.3.70.0170.06612.20
5.3.60.0140.08912.19
5.3.50.0160.07812.13
5.3.40.0110.06312.13
5.3.30.0080.05012.09
5.3.20.0150.08411.87
5.3.10.0060.04311.84
5.3.00.0090.03711.82
5.2.170.0060.0489.32
5.2.160.0090.0329.32
5.2.150.0060.0339.32
5.2.140.0070.0369.32
5.2.130.0020.0369.28
5.2.120.0110.0389.28
5.2.110.0060.0389.29
5.2.100.0140.0919.28
5.2.90.0060.0359.29
5.2.80.0090.0399.28
5.2.70.0120.0699.28
5.2.60.0080.0459.23
5.2.50.0050.0359.20
5.2.40.0090.0299.18
5.2.30.0090.0379.16
5.2.20.0060.0359.14
5.2.10.0060.0329.06
5.2.00.0060.0428.92
5.1.60.0040.0368.20
5.1.50.0040.0448.20
5.1.40.0080.0338.18
5.1.30.0050.0268.54
5.1.20.0060.0258.55
5.1.10.0050.0288.27
5.1.00.0060.0308.28
5.0.50.0040.0306.75
5.0.40.0050.0216.62
5.0.30.0040.0336.43
5.0.20.0050.0196.40
5.0.10.0040.0206.38
5.0.00.0070.0356.37
4.4.90.0040.0204.78
4.4.80.0040.0184.75
4.4.70.0030.0194.75
4.4.60.0050.0194.75
4.4.50.0040.0164.77
4.4.40.0030.0264.70
4.4.30.0030.0224.76
4.4.20.0060.0214.85
4.4.10.0140.0264.85
4.4.00.0070.0304.76
4.3.110.0060.0334.67
4.3.100.0170.0694.67
4.3.90.0010.0234.63
4.3.80.0050.0394.58
4.3.70.0030.0184.63
4.3.60.0050.0154.63
4.3.50.0050.0194.63
4.3.40.0170.0654.54
4.3.30.0050.0173.28
4.3.20.0020.0203.25
4.3.10.0050.0223.22
4.3.00.0100.01013.30

preferences:
43.85 ms | 401 KiB | 5 Q