3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a =array('1,2,6'); $b =array('2,3,1'); $c = array_combine($a,$b); print_r(array_combine($a,$b));echo $c[2];

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)
8.3.60.0110.01118.56
8.3.50.0130.00622.05
8.3.40.0070.00718.73
8.3.30.0100.00319.23
8.3.20.0070.00020.16
8.3.10.0000.00822.09
8.3.00.0000.00822.38
8.2.180.0110.00416.75
8.2.170.0140.00022.96
8.2.160.0110.00419.20
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0070.00019.78
8.2.110.0030.00722.08
8.2.100.0040.00818.03
8.2.90.0090.00019.30
8.2.80.0050.00318.02
8.2.70.0080.00017.63
8.2.60.0000.00918.04
8.2.50.0060.00318.07
8.2.40.0000.00718.16
8.2.30.0060.00318.00
8.2.20.0070.00017.74
8.2.10.0000.00717.76
8.2.00.0000.00817.66
8.1.280.0160.00325.92
8.1.270.0060.00318.58
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.66
8.1.230.0040.00719.02
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0040.00417.30
8.1.180.0050.00218.57
8.1.170.0040.00418.59
8.1.160.0070.00022.12
8.1.150.0000.00918.61
8.1.140.0000.00717.33
8.1.130.0000.00817.86
8.1.120.0000.00717.38
8.1.110.0040.00417.39
8.1.100.0000.00717.40
8.1.90.0030.00317.29
8.1.80.0030.00317.32
8.1.70.0040.00417.35
8.1.60.0000.00817.49
8.1.50.0000.00817.40
8.1.40.0000.00817.49
8.1.30.0070.00017.48
8.1.20.0040.00417.48
8.1.10.0040.00417.59
8.1.00.0040.00417.48
8.0.300.0050.00318.77
8.0.290.0000.00717.30
8.0.280.0040.00418.43
8.0.270.0030.00317.17
8.0.260.0030.00316.88
8.0.250.0070.00016.99
8.0.240.0080.00016.94
8.0.230.0000.00716.95
8.0.220.0030.00316.93
8.0.210.0000.00816.80
8.0.200.0000.00716.82
8.0.190.0060.00516.84
8.0.180.0030.00316.83
8.0.170.0000.00716.82
8.0.160.0000.00716.88
8.0.150.0030.00316.75
8.0.140.0030.00316.88
8.0.130.0030.00313.37
8.0.120.0080.00016.92
8.0.110.0050.00316.91
8.0.100.0070.00016.83
8.0.90.0000.00716.81
8.0.80.0090.01216.96
8.0.70.0050.00316.68
8.0.60.0040.00416.89
8.0.50.0040.00416.89
8.0.30.0160.00616.90
8.0.20.0080.01117.40
8.0.10.0040.00416.89
8.0.00.0150.00616.77
7.4.330.0000.00615.10
7.4.320.0030.00316.50
7.4.300.0000.00616.35
7.4.290.0040.00416.42
7.4.280.0000.00716.57
7.4.270.0050.00316.45
7.4.260.0030.00616.48
7.4.250.0050.00216.46
7.4.240.0050.00216.48
7.4.230.0030.00316.28
7.4.220.0110.00716.47
7.4.210.0040.01216.49
7.4.200.0060.00016.36
7.4.190.0000.00716.58
7.4.160.0040.01216.28
7.4.150.0070.01017.40
7.4.140.0110.00617.86
7.4.130.0080.00816.55
7.4.120.0110.00616.53
7.4.110.0060.01016.56
7.4.100.0100.01316.55
7.4.90.0110.00616.48
7.4.80.0030.01519.39
7.4.70.0140.01116.31
7.4.60.0070.01016.48
7.4.50.0050.00316.47
7.4.40.0000.01222.77
7.4.30.0150.00316.44
7.4.00.0040.01214.84
7.3.330.0020.00213.12
7.3.320.0000.00513.01
7.3.310.0040.00416.16
7.3.300.0030.00316.18
7.3.290.0080.00816.27
7.3.280.0120.00616.28
7.3.270.0120.00417.40
7.3.260.0090.00916.43
7.3.250.0120.00616.42
7.3.240.0030.01516.43
7.3.230.0100.00616.42
7.3.210.0130.01016.46
7.3.200.0090.00919.39
7.3.190.0100.00616.55
7.3.180.0150.00516.26
7.3.170.0120.00316.39
7.3.160.0130.00316.32
7.3.120.0000.01614.74
7.2.330.0180.00016.50
7.2.320.0130.00516.37
7.2.310.0090.01016.23
7.2.300.0140.00316.27
7.2.290.0050.01116.32
7.2.00.0040.01119.11
7.1.100.0030.01018.12
7.1.70.0000.00717.15
7.1.60.0150.00419.82
7.1.50.0100.01616.92
7.1.00.0070.07322.27
7.0.200.0130.00316.81
7.0.140.0030.07022.06
7.0.60.0100.07719.78
7.0.50.0030.07717.88
7.0.40.0030.04320.27
7.0.30.0130.05020.13
7.0.20.0370.04020.17
7.0.10.0130.08020.16
7.0.00.0130.07020.04
5.6.280.0000.07720.90
5.6.210.0130.07320.74
5.6.200.0030.09018.24
5.6.190.0100.04020.49
5.6.180.0470.04320.77
5.6.170.0200.05020.54
5.6.160.0070.08320.49
5.6.150.0070.03718.22
5.6.140.0070.04018.20
5.6.130.0070.07718.10
5.6.120.0100.05721.01
5.6.110.0070.08321.08
5.6.100.0000.08720.94
5.6.90.0070.08021.13
5.6.80.0100.07020.37
5.5.350.0130.03020.38
5.5.340.0030.04017.96
5.5.330.0070.08720.23
5.5.320.0300.04720.32
5.5.310.0230.06020.20
5.5.300.0070.08317.95
5.5.290.0130.06718.00
5.5.280.0000.04320.67
5.5.270.0100.08320.86
5.5.260.0130.08020.86
5.5.250.0070.06020.71
5.5.240.0100.07320.27
5.4.450.0170.05719.22
5.4.440.0070.06019.54
5.4.430.0470.05319.20
5.4.420.1070.05319.34
5.4.410.0670.05319.08
5.4.400.0530.05718.83
5.4.390.0400.05018.46
5.4.380.0370.05718.59
5.4.370.0230.04718.70
5.4.360.0270.04018.62
5.4.350.0130.05718.46
5.4.340.0070.06318.64
5.4.320.0030.04712.46
5.4.310.0030.04112.45
5.4.300.0100.03312.45
5.4.290.0060.03812.45
5.4.280.0040.03712.34
5.4.270.0040.03712.35
5.4.260.0050.04012.34
5.4.250.0030.05318.89
5.4.240.0030.05318.93
5.4.230.0100.05018.88
5.4.220.0070.05318.81
5.4.210.0070.05018.72
5.4.200.0130.04318.98
5.4.190.0130.06718.73
5.4.180.0030.05718.64
5.4.170.0070.05319.02
5.4.160.0100.04718.66
5.4.150.0070.05318.71
5.4.140.0100.04716.46
5.4.130.0070.04716.35
5.4.120.0070.05016.40
5.4.110.0100.04716.20
5.4.100.0000.05716.49
5.4.90.0130.05016.48
5.4.80.0070.04716.39
5.4.70.0100.06316.43
5.4.60.0200.04316.23
5.4.50.0070.06316.20
5.4.40.0130.04316.22
5.4.30.0130.06316.36
5.4.20.0070.04716.49
5.4.10.0100.05016.41
5.4.00.0130.04715.71
5.3.290.0060.03812.80
5.3.280.0100.05314.46
5.3.270.0100.05314.62
5.3.260.0030.05314.61
5.3.250.0170.04014.45
5.3.240.0100.04714.47
5.3.230.0070.05014.68
5.3.220.0130.06714.43
5.3.210.0070.07714.59
5.3.200.0170.05714.54
5.3.190.0230.03714.48
5.3.180.0030.05314.48
5.3.170.0100.07014.33
5.3.160.0170.05714.48
5.3.150.0100.07314.71
5.3.140.0170.05014.39
5.3.130.0030.05714.57
5.3.120.0100.05014.39
5.3.110.0170.04714.40
5.3.100.0130.04714.04
5.3.90.0200.05713.71
5.3.80.0030.05314.03
5.3.70.0130.04314.06
5.3.60.0170.05714.03
5.3.50.0100.05713.72
5.3.40.0100.04713.64
5.3.30.0030.05714.05
5.3.20.0030.05013.84
5.3.10.0100.05013.80
5.3.00.0130.04313.63
5.2.170.0070.03711.23
5.2.160.0000.05311.15
5.2.150.0100.04011.05
5.2.140.0100.04011.02
5.2.130.0030.04010.93
5.2.120.0100.03311.03
5.2.110.0070.04011.11
5.2.100.0030.04011.20
5.2.90.0030.04011.19
5.2.80.0030.04711.18
5.2.70.0030.04311.02
5.2.60.0130.03310.97
5.2.50.0030.06011.03
5.2.40.0070.04011.00
5.2.30.0070.04010.90
5.2.20.0000.04311.05
5.2.10.0100.04710.76
5.2.00.0130.03310.79
5.1.60.0030.0439.92
5.1.50.0130.0279.91
5.1.40.0030.03310.04
5.1.30.0100.03010.38
5.1.20.0000.04010.18
5.1.10.0100.03010.08
5.1.00.0030.03710.25
5.0.50.0000.0308.78
5.0.40.0030.0278.33
5.0.30.0000.0438.24
5.0.20.0070.0238.27
5.0.10.0030.0278.15
5.0.00.0030.0407.99
4.4.90.0030.0207.41
4.4.80.0030.0207.41
4.4.70.0000.0237.41
4.4.60.0070.0177.41
4.4.50.0000.0237.41
4.4.40.0000.0437.41
4.4.30.0030.0207.41
4.4.20.0000.0237.41
4.4.10.0100.0137.41
4.4.00.0030.0407.41
4.3.110.0030.0307.41
4.3.100.0030.0237.41
4.3.90.0000.0237.41
4.3.80.0000.0407.41
4.3.70.0000.0237.41
4.3.60.0000.0237.41
4.3.50.0030.0207.41
4.3.40.0000.0337.41
4.3.30.0000.0277.41
4.3.20.0000.0237.41
4.3.10.0000.0237.41
4.3.00.0030.0207.63

preferences:
44.89 ms | 401 KiB | 5 Q