3v4l.org

run code in 300+ PHP versions simultaneously
<?php $query = new SimpleXMLElement('<root />'); echo json_encode($query);

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)
8.3.40.0140.00018.88
8.3.30.0100.00719.30
8.3.20.0060.00320.61
8.3.10.0090.00020.37
8.3.00.0030.00519.51
8.2.170.0110.00422.96
8.2.160.0100.00320.64
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0060.00322.54
8.2.110.0080.00020.51
8.2.100.0070.00418.34
8.2.90.0030.00619.34
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0050.00318.05
8.2.50.0040.00418.07
8.2.40.0040.00418.28
8.2.30.0040.00419.57
8.2.20.0030.00617.88
8.2.10.0030.00518.11
8.2.00.0030.00517.82
8.1.270.0090.00024.04
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0100.00024.17
8.1.230.0110.00019.29
8.1.220.0040.00417.80
8.1.210.0030.00618.77
8.1.200.0070.00317.25
8.1.190.0000.00817.36
8.1.180.0080.00018.10
8.1.170.0040.00418.68
8.1.160.0000.00722.21
8.1.150.0040.00419.02
8.1.140.0040.00417.59
8.1.130.0070.00017.96
8.1.120.0000.00717.49
8.1.110.0000.00717.49
8.1.100.0000.00717.64
8.1.90.0000.00717.53
8.1.80.0040.00417.48
8.1.70.0000.00717.53
8.1.60.0040.00417.78
8.1.50.0030.00517.63
8.1.40.0040.00417.46
8.1.30.0040.00417.78
8.1.20.0040.00417.75
8.1.10.0070.00017.65
8.1.00.0040.00417.64
8.0.300.0070.00018.77
8.0.290.0040.00417.00
8.0.280.0030.00318.64
8.0.270.0030.00317.37
8.0.260.0030.00317.46
8.0.250.0000.00717.09
8.0.240.0050.00317.13
8.0.230.0060.00317.08
8.0.220.0030.00317.07
8.0.210.0030.00316.95
8.0.200.0000.00616.93
8.0.190.0070.00017.04
8.0.180.0040.00417.06
8.0.170.0070.00017.07
8.0.160.0070.00016.96
8.0.150.0050.00316.83
8.0.140.0040.00416.93
8.0.130.0060.00013.46
8.0.120.0020.00516.98
8.0.110.0000.00716.83
8.0.100.0080.00017.05
8.0.90.0050.00217.05
8.0.80.0060.00916.92
8.0.70.0050.00317.03
8.0.60.0070.00016.77
8.0.50.0070.00017.05
8.0.30.0090.00917.30
8.0.20.0120.00717.41
8.0.10.0000.00716.96
8.0.00.0110.00817.00
7.4.330.0000.00515.34
7.4.320.0040.00416.74
7.4.300.0000.00716.61
7.4.290.0000.00716.49
7.4.280.0040.00416.51
7.4.270.0030.00316.75
7.4.260.0030.00316.63
7.4.250.0030.00516.63
7.4.240.0030.00516.64
7.4.230.0000.00716.48
7.4.220.0200.00716.75
7.4.210.0030.01316.66
7.4.200.0030.00616.64
7.4.160.0090.01216.62
7.4.150.0080.00817.40
7.4.140.0080.01017.86
7.4.130.0050.01216.60
7.4.120.0100.00716.64
7.4.110.0070.01116.82
7.4.100.0080.00816.59
7.4.90.0140.00316.47
7.4.80.0090.00916.59
7.4.70.0130.00316.71
7.4.60.0110.00716.66
7.4.50.0000.00816.55
7.4.40.0060.01016.63
7.4.30.0090.00616.67
7.4.00.0070.01015.08
7.3.330.0030.00613.24
7.3.320.0030.00313.13
7.3.310.0080.00016.13
7.3.300.0030.00316.34
7.3.290.0140.00616.27
7.3.280.0070.00916.32
7.3.270.0140.00317.40
7.3.260.0110.00616.58
7.3.250.0100.00716.36
7.3.240.0030.01416.46
7.3.230.0080.00816.39
7.3.210.0000.01716.41
7.3.200.0130.00919.39
7.3.190.0100.01016.58
7.3.180.0110.00416.39
7.3.170.0140.00316.69
7.3.160.0080.00816.39
7.3.10.0000.01416.49
7.3.00.0110.00016.68
7.2.330.0090.00916.92
7.2.320.0160.00616.81
7.2.310.0070.01016.91
7.2.300.0060.01016.88
7.2.290.0120.00916.62
7.2.130.0030.00916.67
7.2.120.0000.01416.99
7.2.110.0040.00717.01
7.2.100.0050.00317.02
7.2.90.0030.00516.73
7.2.80.0080.00616.88
7.2.70.0030.01416.85
7.2.60.0160.00416.58
7.2.50.0070.00616.88
7.2.40.0000.01016.50
7.2.30.0090.00016.94
7.2.20.0030.00716.88
7.2.10.0030.00716.80
7.2.00.0030.00618.10
7.1.250.0000.00716.08
7.1.200.0030.01015.80
7.1.100.0700.01316.23
7.1.70.0000.00817.35
7.1.60.0110.00017.36
7.1.50.0040.01416.86
7.1.00.0070.07322.52
7.0.200.0000.01916.95
7.0.140.0070.06722.15
7.0.90.0070.09720.12
7.0.80.0600.07019.98
7.0.70.0100.07019.90
7.0.60.0430.04320.12
7.0.50.0100.04320.34
7.0.40.0070.08320.07
7.0.30.0200.03720.07
7.0.20.0070.08720.14
7.0.10.0030.08720.13
7.0.00.0070.06320.13
5.6.280.0170.06021.18
5.6.240.0070.08020.79
5.6.230.0070.08320.77
5.6.220.0030.07720.84
5.6.210.0070.08320.68
5.6.200.0030.08021.09
5.6.190.0170.06321.11
5.6.180.0000.05321.27
5.6.170.0030.06320.97
5.6.160.0070.08321.11
5.6.150.0130.07021.25
5.6.140.0070.04321.22
5.6.130.0030.05721.09
5.6.120.0170.07021.12
5.6.110.0070.08721.09
5.6.100.0070.08321.11
5.6.90.0070.09321.08
5.6.80.0070.04720.38
5.6.70.0130.06020.52
5.6.60.0030.06020.48
5.6.50.0100.06720.52
5.6.40.0130.07020.44
5.6.30.0130.04020.53
5.6.20.0070.04720.52
5.6.10.0130.07320.43
5.6.00.0070.04720.45
5.5.380.0100.07720.45
5.5.370.0100.05320.54
5.5.360.0100.07320.45
5.5.350.0030.08320.48
5.5.340.0030.08321.04
5.5.330.0030.07320.86
5.5.320.0100.08020.92
5.5.310.0000.08021.03
5.5.300.0270.04020.79
5.5.290.0170.07020.89
5.5.280.0070.08320.87
5.5.270.0070.08020.92
5.5.260.0100.07020.85
5.5.250.0130.05020.84
5.5.240.0130.07020.38
5.5.230.0130.04320.39
5.5.220.0000.08720.41
5.5.210.0200.06320.30
5.5.200.0100.05020.32
5.5.190.0070.05020.18
5.5.180.0070.06720.25
5.5.160.0030.04320.24
5.5.150.0130.07720.36
5.5.140.0100.07020.11
5.5.130.0100.08320.21
5.5.120.0030.06020.24
5.5.110.0070.07720.24
5.5.100.0030.08020.01
5.5.90.0100.04020.09
5.5.80.0070.07320.23
5.5.70.0130.07320.07
5.5.60.0100.07320.12
5.5.50.0130.03720.03
5.5.40.0100.08020.11
5.5.30.0070.07020.22
5.5.20.0030.08020.24
5.5.10.0170.06720.07
5.5.00.0030.07020.23
5.4.450.0070.06319.54
5.4.440.0070.08019.52
5.4.430.0000.05019.50
5.4.420.0070.05719.36
5.4.410.0070.07719.33
5.4.400.0070.07718.88
5.4.390.0070.03719.16
5.4.380.0100.06718.89
5.4.370.0070.04019.16
5.4.360.0030.04019.16
5.4.350.0170.06319.17
5.4.340.0100.05719.19
5.4.320.0200.06719.11
5.4.310.0170.07018.85
5.4.300.0070.04319.17
5.4.290.0130.07019.19
5.4.280.0130.06719.36
5.4.270.0070.06019.20
5.4.260.0100.06718.84
5.4.250.0170.05719.11
5.4.240.0070.04319.11
5.4.230.0030.04718.84
5.4.220.0070.08019.35
5.4.210.0100.06319.16
5.4.200.0070.07719.00
5.4.190.0170.06319.02
5.4.180.0030.04719.21
5.4.170.0030.08319.19
5.4.160.0130.06719.02
5.4.150.0100.07019.09
5.4.140.0070.07016.20
5.4.130.0070.07316.20
5.4.120.0070.03316.46
5.4.110.0070.04316.33
5.4.100.0030.08016.36
5.4.90.0030.07716.48
5.4.80.0070.03316.61
5.4.70.0100.04016.49
5.4.60.0070.07316.37
5.4.50.0130.07316.42
5.4.40.0000.04716.38
5.4.30.0070.07016.47
5.4.20.0100.05016.25
5.4.10.0100.07016.24
5.4.00.0030.06315.86
5.3.290.0170.06714.80
5.3.280.0100.07714.71
5.3.270.0070.07714.72
5.3.260.0030.07014.66
5.3.250.0070.04714.53
5.3.240.0030.07014.66
5.3.230.0100.05014.63
5.3.220.0030.06714.69
5.3.210.0070.06714.62
5.3.200.0030.07714.70
5.3.190.0070.04714.56
5.3.180.0070.06714.69
5.3.170.0130.06014.65
5.3.160.0070.06714.48
5.3.150.0130.06314.48
5.3.140.0070.06714.61
5.3.130.0070.07314.54
5.3.120.0100.07714.43
5.3.110.0100.05014.58
5.3.100.0100.07014.15
5.3.90.0030.04314.16
5.3.80.0070.07013.86
5.3.70.0130.06314.01
5.3.60.0070.03714.01
5.3.50.0070.07313.98
5.3.40.0100.07314.08
5.3.30.0100.05713.94
5.3.20.0100.05713.71
5.3.10.0070.06713.76
5.3.00.0100.06713.72
5.2.170.0070.06011.14
5.2.160.0030.04711.07
5.2.150.0000.05711.23
5.2.140.0100.03011.06
5.2.130.0000.03711.19
5.2.120.0070.03011.24
5.2.110.0030.06311.27
5.2.100.0030.03311.08
5.2.90.0000.03311.00
5.2.80.0000.06710.99
5.2.70.0070.03310.98
5.2.60.0130.04711.23
5.2.50.0070.06011.11
5.2.40.0100.04711.18
5.2.30.0000.06011.01
5.2.20.0070.04311.09
5.2.10.0030.05710.87
5.2.00.0070.05010.86
5.1.60.0030.03310.16
5.1.50.0070.0539.95
5.1.40.0070.05010.05
5.1.30.0030.05010.52
5.1.20.0000.06010.55
5.1.10.0100.04710.25
5.1.00.0070.05010.19
5.0.50.0070.0438.64
5.0.40.0070.0278.52
5.0.30.0030.0608.31
5.0.20.0070.0438.15
5.0.10.0030.0378.34
5.0.00.0100.0378.30
4.4.90.0000.0377.89
4.4.80.0030.0337.89
4.4.70.0000.0207.89
4.4.60.0000.0307.89
4.4.50.0100.0237.89
4.4.40.0000.0537.89
4.4.30.0030.0337.89
4.4.20.0000.0277.89
4.4.10.0030.0377.89
4.4.00.0030.0537.89
4.3.110.0070.0277.89
4.3.100.0100.0237.89
4.3.90.0000.0277.89
4.3.80.0030.0507.89
4.3.70.0030.0277.89
4.3.60.0000.0377.89
4.3.50.0070.0307.89
4.3.40.0000.0507.89
4.3.30.0000.0277.89
4.3.20.0000.0377.89
4.3.10.0000.0377.89
4.3.00.0100.0277.89

preferences:
34.63 ms | 400 KiB | 5 Q