3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array( '0' => Array('a' => 'valueAA', 'b' => 'valueBA'), '1' => Array('a' => 'valueAB', 'b' => 'valueBB'), '2' => Array('a' => 'valueAC', 'b' => 'valueBC'), ); echo json_encode($arr);

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)
8.3.60.0070.01016.63
8.3.50.0110.01021.94
8.3.40.0060.00918.50
8.3.30.0110.00418.79
8.3.20.0070.00020.22
8.3.10.0050.00223.64
8.3.00.0080.00019.11
8.2.180.0110.00416.37
8.2.170.0110.00322.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0160.00326.16
8.2.120.0040.00419.22
8.2.110.0000.00821.07
8.2.100.0040.00817.91
8.2.90.0030.00519.28
8.2.80.0050.00317.97
8.2.70.0030.00517.63
8.2.60.0090.00018.04
8.2.50.0100.00018.10
8.2.40.0000.00718.16
8.2.30.0000.00718.11
8.2.20.0020.00517.62
8.2.10.0060.00317.98
8.2.00.0050.00517.62
8.1.280.0140.00725.92
8.1.270.0040.00423.88
8.1.260.0090.00026.35
8.1.250.0060.00328.09
8.1.240.0030.00620.91
8.1.230.0070.00717.83
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.36
8.1.190.0050.00317.22
8.1.180.0000.00818.10
8.1.170.0110.00318.27
8.1.160.0040.00421.87
8.1.150.0030.00618.47
8.1.140.0030.00517.37
8.1.130.0030.00317.86
8.1.120.0000.00717.38
8.1.110.0000.00817.41
8.1.100.0030.00517.32
8.1.90.0050.00217.28
8.1.80.0000.00717.37
8.1.70.0060.00017.34
8.1.60.0080.00417.50
8.1.50.0000.00817.49
8.1.40.0000.00717.33
8.1.30.0040.00417.55
8.1.20.0050.00217.61
8.1.10.0000.00717.48
8.1.00.0040.00417.39
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00718.34
8.0.270.0030.00317.24
8.0.260.0030.00316.82
8.0.250.0030.00316.95
8.0.240.0000.00716.91
8.0.230.0030.00316.86
8.0.220.0000.00616.70
8.0.210.0000.00616.85
8.0.200.0050.00516.76
8.0.190.0080.00016.86
8.0.180.0040.00416.72
8.0.170.0080.00016.88
8.0.160.0040.00416.86
8.0.150.0040.00416.66
8.0.140.0000.00916.63
8.0.130.0000.00513.20
8.0.120.0080.00016.81
8.0.110.0040.00416.81
8.0.100.0000.00716.87
8.0.90.0000.00716.93
8.0.80.0150.00616.77
8.0.70.0000.00716.88
8.0.60.0070.00316.80
8.0.50.0000.00716.63
8.0.30.0100.00717.10
8.0.20.0070.01117.40
8.0.10.0030.00316.94
8.0.00.0110.01116.71
7.4.330.0050.00015.04
7.4.320.0060.00016.29
7.4.300.0000.00616.43
7.4.290.0000.00716.50
7.4.280.0030.00316.50
7.4.270.0070.00016.48
7.4.260.0030.00316.43
7.4.250.0000.00716.39
7.4.240.0030.00316.46
7.4.230.0030.00316.52
7.4.220.0090.00916.46
7.4.210.0070.00716.47
7.4.200.0030.00316.62
7.4.190.0030.00516.57
7.4.160.0060.01016.54
7.4.150.0100.00717.40
7.4.140.0090.00817.86
7.4.130.0120.00816.42
7.4.120.0120.01016.47
7.4.110.0150.00316.50
7.4.100.0070.01016.61
7.4.90.0150.00416.28
7.4.80.0100.00719.39
7.4.70.0070.01016.54
7.4.60.0070.01416.33
7.4.50.0000.00416.38
7.4.40.0000.01322.77
7.4.30.0090.00616.37
7.4.00.0050.01115.04
7.3.330.0030.00313.11
7.3.320.0000.00612.84
7.3.310.0000.00716.21
7.3.300.0030.00416.04
7.3.290.0110.00416.03
7.3.280.0100.00716.11
7.3.270.0100.00717.40
7.3.260.0090.00916.13
7.3.250.0100.01216.29
7.3.240.0060.01616.31
7.3.230.0060.01016.39
7.3.210.0100.00716.20
7.3.200.0120.00919.39
7.3.190.0130.00716.12
7.3.180.0030.01216.46
7.3.170.0120.00416.27
7.3.160.0060.00916.27
7.3.120.0060.01014.82
7.3.110.0070.01314.46
7.3.100.0060.00914.66
7.3.90.0100.00314.68
7.3.80.0090.00314.75
7.3.70.0100.00014.42
7.3.60.0060.00314.64
7.3.50.0060.00614.73
7.3.40.0000.00914.78
7.3.30.0040.01114.72
7.3.20.0090.00616.69
7.3.10.0040.00416.31
7.3.00.0000.01216.52
7.2.330.0130.00416.59
7.2.320.0110.01116.56
7.2.310.0040.01416.41
7.2.300.0060.01016.64
7.2.290.0070.01016.30
7.2.250.0070.01114.79
7.2.240.0040.01414.86
7.2.230.0040.01414.88
7.2.220.0060.00914.52
7.2.210.0030.00614.99
7.2.200.0060.00615.01
7.2.190.0000.01314.95
7.2.180.0030.01214.86
7.2.170.0040.00814.83
7.2.00.0030.00919.04
7.1.330.0040.00815.73
7.1.320.0060.00315.50
7.1.310.0070.00715.82
7.1.300.0110.00415.68
7.1.290.0050.00515.77
7.1.280.0070.00315.75
7.1.270.0040.00715.64
7.1.260.0000.01515.58
7.1.100.0040.00818.19
7.1.70.0000.00717.22
7.1.60.0040.01519.33
7.1.50.0090.00316.90
7.1.00.0070.07722.47
7.0.200.0030.00616.45
7.0.140.0100.06722.18
7.0.90.0570.06320.12
7.0.80.0630.07719.94
7.0.70.0530.07019.86
7.0.60.0400.08319.95
7.0.50.0600.05320.19
7.0.40.0100.07720.14
7.0.30.0030.05720.00
7.0.20.0070.04320.16
7.0.10.0030.05320.13
7.0.00.0100.04020.13
5.6.280.0070.07021.13
5.6.240.0100.06020.60
5.6.230.0130.03720.63
5.6.220.0100.07320.67
5.6.210.0100.05720.77
5.6.200.0030.05721.13
5.6.190.0070.08020.95
5.6.180.0100.07320.95
5.6.170.0070.04020.96
5.6.160.0070.03721.04
5.6.150.0100.03321.11
5.6.140.0030.03721.03
5.6.130.0070.07721.08
5.6.120.0070.07321.13
5.6.110.0130.07320.99
5.6.100.0070.09021.00
5.6.90.0070.05020.99
5.6.80.0200.07020.35
5.6.70.0070.04720.47
5.6.60.0070.05320.41
5.6.50.0070.08320.33
5.6.40.0070.04320.52
5.6.30.0100.06020.44
5.6.20.0100.08020.37
5.6.10.0130.07020.41
5.6.00.0070.04720.27
5.5.380.0070.04020.51
5.5.370.0130.05320.45
5.5.360.0100.07720.39
5.5.350.0100.08320.42
5.5.340.0070.04320.64
5.5.330.0100.04020.88
5.5.320.0070.07020.92
5.5.310.0100.04720.80
5.5.300.0130.07320.82
5.5.290.0070.08320.79
5.5.280.0070.07320.82
5.5.270.0070.08020.84
5.5.260.0070.06020.91
5.5.250.0100.07320.54
5.5.240.0100.07720.15
5.5.230.0100.05320.13
5.5.220.0100.07020.24
5.5.210.0030.08320.19
5.5.200.0130.06720.18
5.5.190.0070.08020.11
5.5.180.0030.06020.21
5.5.160.0170.07720.22
5.5.150.0070.06720.25
5.5.140.0130.06320.26
5.5.130.0070.08320.16
5.5.120.0030.05019.97
5.5.110.0070.08019.97
5.5.100.0100.07720.21
5.5.90.0100.07720.05
5.5.80.0030.06319.97
5.5.70.0100.07019.94
5.5.60.0100.05320.02
5.5.50.0170.05320.07
5.5.40.0100.06020.05
5.5.30.0170.07020.13
5.5.20.0200.04320.10
5.5.10.0070.04720.08
5.5.00.0100.06720.02
5.4.450.0100.07319.55
5.4.440.0030.08019.30
5.4.430.0000.08319.23
5.4.420.0070.07019.35
5.4.410.0070.07719.16
5.4.400.0000.06319.07
5.4.390.0100.07718.98
5.4.380.0070.08319.05
5.4.370.0130.07019.04
5.4.360.0100.05718.94
5.4.350.0030.06018.81
5.4.340.0030.08318.81
5.4.320.0130.06018.94
5.4.310.0070.07319.05
5.4.300.0070.06019.12
5.4.290.0070.07718.95
5.4.280.0070.04719.12
5.4.270.0000.05019.14
5.4.260.0030.05318.94
5.4.250.0070.04319.05
5.4.240.0070.03719.02
5.4.230.0030.07719.11
5.4.220.0100.07319.13
5.4.210.0100.06718.82
5.4.200.0070.05719.04
5.4.190.0070.07318.80
5.4.180.0070.07719.02
5.4.170.0030.07318.96
5.4.160.0130.03718.99
5.4.150.0070.04319.08
5.4.140.0130.03316.23
5.4.130.0070.07016.32
5.4.120.0070.06716.08
5.4.110.0070.04316.30
5.4.100.0130.07016.21
5.4.90.0100.05716.21
5.4.80.0100.03316.21
5.4.70.0070.05316.42
5.4.60.0000.04016.39
5.4.50.0070.03316.18
5.4.40.0030.04016.33
5.4.30.0030.03716.32
5.4.20.0070.03716.41
5.4.10.0100.03716.40
5.4.00.0030.03315.78
5.3.290.0030.08014.61
5.3.280.0070.08014.59
5.3.270.0130.06714.42
5.3.260.0030.04314.56
5.3.250.0030.04714.59
5.3.240.0030.08014.57
5.3.230.0000.04714.55
5.3.220.0170.05714.43
5.3.210.0100.05714.40
5.3.200.0070.04014.48
5.3.190.0070.03714.56
5.3.180.0030.04314.47
5.3.170.0070.04014.55
5.3.160.0000.04314.42
5.3.150.0100.03314.51
5.3.140.0030.04714.41
5.3.130.0030.03714.37
5.3.120.0070.04314.40
5.3.110.0000.04014.48
5.3.100.0030.04013.99
5.3.90.0030.03713.97
5.3.80.0000.04013.87
5.3.70.0000.03713.78
5.3.60.0030.03714.00
5.3.50.0100.07013.91
5.3.40.0070.06713.71
5.3.30.0030.06713.82
5.3.20.0070.05713.68
5.3.10.0070.06313.65
5.3.00.0030.03713.49
5.2.170.0030.02711.13
5.2.160.0000.05310.97
5.2.150.0100.02010.93
5.2.140.0000.03010.93
5.2.130.0070.05710.93
5.2.120.0070.03011.05
5.2.110.0130.04011.05
5.2.100.0100.02311.09
5.2.90.0070.02710.95
5.2.80.0030.02711.12
5.2.70.0030.03311.03
5.2.60.0100.02311.04
5.2.50.0030.02710.88
5.2.40.0000.03010.98
5.2.30.0070.02710.93
5.2.20.0030.03011.00
5.2.10.0000.02710.93
5.2.00.0030.03010.64
5.1.60.0030.0239.97
5.1.50.0070.0279.98
5.1.40.0000.02710.00
5.1.30.0030.02310.23
5.1.20.0000.02710.37
5.1.10.0030.03010.08
5.1.00.0030.0239.96
5.0.50.0000.0208.57
5.0.40.0030.0178.45
5.0.30.0000.0338.25
5.0.20.0030.0238.25
5.0.10.0030.0178.00
5.0.00.0000.0377.99
4.4.90.0030.0137.35
4.4.80.0100.0077.35
4.4.70.0030.0237.35
4.4.60.0000.0137.35
4.4.50.0000.0137.35
4.4.40.0000.0237.35
4.4.30.0030.0137.35
4.4.20.0000.0207.35
4.4.10.0000.0177.35
4.4.00.0000.0277.35
4.3.110.0000.0307.35
4.3.100.0000.0177.35
4.3.90.0030.0137.35
4.3.80.0070.0407.35
4.3.70.0000.0207.35
4.3.60.0000.0177.35
4.3.50.0000.0177.35
4.3.40.0030.0207.35
4.3.30.0000.0177.35
4.3.20.0030.0137.35
4.3.10.0030.0137.35
4.3.00.0000.0137.35

preferences:
63.82 ms | 401 KiB | 5 Q