3v4l.org

run code in 300+ PHP versions simultaneously
<?php $cities = array( 'name' => array("London","Brighton"), 'population' => array("12000000","500000") ); $array=array(); $array['firstname']="John"; $array['lastname']="Doe"; $array['cities'][] = $cities; echo json_encode($array);

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)
8.5.10.0080.00620.27
8.5.00.0100.01220.07
8.4.160.0150.00723.85
8.4.150.0020.00114.05
8.4.140.0190.01017.33
8.4.130.0100.01217.52
8.4.120.0120.00820.56
8.4.110.0070.00522.46
8.4.100.0120.00817.88
8.4.90.0110.01018.52
8.4.80.0030.00617.55
8.4.70.0120.00717.72
8.4.60.0040.00618.70
8.4.50.0150.00417.68
8.4.40.0100.01019.53
8.4.30.0060.01318.76
8.4.20.0160.00417.70
8.4.10.0100.00619.43
8.3.280.0140.01118.32
8.3.270.0190.00716.49
8.3.260.0100.00916.64
8.3.250.0140.00419.05
8.3.240.0160.00516.80
8.3.230.0150.00316.66
8.3.220.0110.00816.98
8.3.210.0120.00716.62
8.3.200.0060.00316.71
8.3.190.0150.00416.95
8.3.180.0070.00916.54
8.3.170.0040.00418.90
8.3.160.0040.00418.56
8.3.150.0140.00418.96
8.3.140.0030.00516.54
8.3.130.0080.00018.60
8.3.120.0110.00718.86
8.3.110.0000.00820.94
8.3.100.0060.00324.06
8.3.90.0040.00426.77
8.3.80.0060.00317.97
8.3.70.0070.01116.63
8.3.60.0070.01416.50
8.3.50.0130.00821.14
8.3.40.0120.00318.75
8.3.30.0110.00418.77
8.3.20.0040.00420.19
8.3.10.0050.00221.78
8.3.00.0040.00422.42
8.2.290.0080.01020.26
8.2.280.0030.00518.39
8.2.270.0100.01317.04
8.2.260.0030.00716.63
8.2.250.0110.00416.67
8.2.240.0060.01019.04
8.2.230.0050.00522.58
8.2.220.0040.00437.54
8.2.210.0000.00726.77
8.2.200.0060.00318.36
8.2.190.0130.00620.51
8.2.180.0110.00316.75
8.2.170.0110.00422.96
8.2.160.0100.01019.41
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0040.00422.11
8.2.120.0000.00726.35
8.2.110.0100.00021.03
8.2.100.0120.00019.76
8.2.90.0060.00319.22
8.2.80.0030.00517.97
8.2.70.0040.00417.63
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0060.00318.07
8.2.30.0000.00819.85
8.2.20.0000.00717.73
8.2.10.0000.00917.92
8.2.00.0000.00717.67
8.1.330.0130.00521.94
8.1.320.0100.00916.24
8.1.310.0090.00916.55
8.1.300.0090.00019.61
8.1.290.0040.00430.84
8.1.280.0090.00625.92
8.1.270.0040.00423.85
8.1.260.0000.00728.09
8.1.250.0040.00428.09
8.1.240.0060.00320.86
8.1.230.0070.00422.03
8.1.220.0060.00317.76
8.1.210.0060.00318.77
8.1.200.0040.00417.23
8.1.190.0090.00017.23
8.1.180.0000.00818.10
8.1.170.0000.00818.52
8.1.160.0040.00418.75
8.1.150.0030.00618.72
8.1.140.0040.00419.47
8.1.130.0030.00317.54
8.1.120.0000.00717.29
8.1.110.0080.00017.27
8.1.100.0030.00317.37
8.1.90.0080.00017.26
8.1.80.0050.00317.43
8.1.70.0000.00917.36
8.1.60.0000.00717.55
8.1.50.0030.00617.41
8.1.40.0040.00417.48
8.1.30.0040.00417.47
8.1.20.0080.00017.42
8.1.10.0000.00717.61
8.1.00.0040.00417.50
8.0.300.0000.00718.77
8.0.290.0080.00016.58
8.0.280.0000.00718.47
8.0.270.0000.00717.15
8.0.260.0060.00017.36
8.0.250.0080.00016.88
8.0.240.0040.00416.83
8.0.230.0030.00316.71
8.0.220.0030.00316.78
8.0.210.0000.00916.81
8.0.200.0060.00016.85
8.0.190.0040.00416.91
8.0.180.0030.00716.80
8.0.170.0040.00416.67
8.0.160.0000.00816.89
8.0.150.0030.00316.75
8.0.140.0030.00616.73
8.0.130.0060.00013.20
8.0.120.0080.00016.68
8.0.110.0060.00316.80
8.0.100.0000.00716.63
8.0.90.0050.00316.80
8.0.80.0130.00316.83
8.0.70.0050.00216.93
8.0.60.0070.00016.81
8.0.50.0080.00016.86
8.0.30.0100.00717.08
8.0.20.0120.00617.40
8.0.10.0030.00516.82
8.0.00.0140.00416.53
7.4.330.0020.00215.08
7.4.320.0000.00616.53
7.4.300.0000.00716.42
7.4.290.0040.00416.48
7.4.280.0070.00016.51
7.4.270.0040.00416.33
7.4.260.0070.00016.43
7.4.250.0030.00316.53
7.4.240.0080.00016.59
7.4.230.0030.00316.51
7.4.220.0070.01016.39
7.4.210.0090.00616.41
7.4.200.0040.00416.61
7.4.160.0120.00616.32
7.4.150.0100.00717.40
7.4.140.0120.00517.86
7.4.130.0110.00916.53
7.4.120.0120.01216.44
7.4.110.0060.01016.56
7.4.100.0100.00716.23
7.4.90.0110.01516.64
7.4.80.0100.00719.39
7.4.70.0100.00716.54
7.4.60.0150.00316.47
7.4.50.0000.01516.60
7.4.40.0200.00316.50
7.4.30.0090.00616.31
7.4.00.0100.00614.82
7.3.330.0000.00613.14
7.3.320.0050.00013.16
7.3.310.0000.00716.18
7.3.300.0000.00616.29
7.3.290.0100.00516.20
7.3.280.0080.00816.24
7.3.270.0030.01417.40
7.3.260.0100.00916.38
7.3.250.0060.01216.38
7.3.240.0080.00916.35
7.3.230.0030.01316.39
7.3.210.0080.00816.34
7.3.200.0150.00016.55
7.3.190.0100.00716.46
7.3.180.0070.01016.40
7.3.170.0110.00616.60
7.3.160.0060.01016.52
7.3.10.0040.01116.69
7.3.00.0130.00016.47
7.2.330.0070.01416.39
7.2.320.0140.00516.64
7.2.310.0060.01216.59
7.2.300.0060.00916.71
7.2.290.0090.00916.52
7.2.130.0030.01216.82
7.2.120.0090.00616.62
7.2.110.0040.00816.88
7.2.100.0040.00817.01
7.2.90.0100.00716.85
7.2.80.0070.00716.77
7.2.70.0070.00717.14
7.2.60.0070.00416.92
7.2.50.0090.00616.86
7.2.40.0030.00616.91
7.2.30.0140.00016.71
7.2.20.0070.00716.91
7.2.10.0060.00316.86
7.2.00.0070.00716.96
7.1.250.0070.00716.03
7.1.200.0000.01115.72
7.1.70.0060.00317.23
7.1.60.0040.00717.23
7.1.00.0070.07022.32
7.0.200.0190.00015.11
7.0.120.0000.07722.05
7.0.110.0000.08022.24
7.0.100.0000.07721.96
7.0.90.0000.07722.04
7.0.80.0030.07322.10
7.0.70.0070.07022.13
7.0.60.0000.07722.06
7.0.50.0030.07321.99
7.0.40.0030.07322.07
7.0.30.0000.07721.98
7.0.20.0030.07021.96
7.0.10.0030.06322.19
7.0.00.0000.07721.98
5.6.260.0070.07021.09
5.6.250.0030.07320.95
5.6.240.0000.08021.02
5.6.230.0100.07021.07
5.6.220.0070.06721.00
5.6.210.0000.07720.98
5.6.200.0070.06321.05
5.6.190.0070.07320.81
5.6.180.0100.06321.03
5.6.170.0070.06720.74
5.6.160.0070.05721.04
5.6.150.0000.07720.84
5.6.140.0070.07320.91
5.6.130.0000.07721.08
5.6.120.0000.07720.81
5.6.110.0100.06720.98
5.6.100.0070.07320.98
5.6.90.0100.06720.96
5.6.80.0000.07020.46
5.6.70.0070.06320.19
5.6.60.0030.07020.45
5.6.50.0030.07020.43
5.6.40.0030.07020.43
5.6.30.0030.07320.43
5.6.20.0000.07720.41
5.6.10.0030.07020.38
5.6.00.0130.05720.13

preferences:
37.16 ms | 403 KiB | 5 Q