3v4l.org

run code in 300+ PHP versions simultaneously
<?php // $a = array('a' => 'kaushik', 'b' => 'thirthappa'); $b[] = $a; echo '--------------'; print $a;

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)
8.3.60.0060.00918.30
8.3.50.0110.00922.04
8.3.40.0100.01018.83
8.3.30.0140.00018.95
8.3.20.0080.00020.04
8.3.10.0000.00723.63
8.3.00.0070.00317.46
8.2.180.0040.01116.75
8.2.170.0140.00022.96
8.2.160.0110.00320.53
8.2.150.0080.00824.18
8.2.140.0060.00324.66
8.2.130.0030.00526.16
8.2.120.0000.00722.23
8.2.110.0090.00020.35
8.2.100.0040.00818.16
8.2.90.0040.00419.17
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0090.00018.05
8.2.50.0070.00718.07
8.2.40.0000.00718.28
8.2.30.0070.00017.99
8.2.20.0040.00417.74
8.2.10.0080.00017.96
8.2.00.0000.00817.57
8.1.280.0150.00625.92
8.1.270.0000.00923.80
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0030.00623.83
8.1.230.0090.00319.16
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0000.00917.10
8.1.180.0040.00418.10
8.1.170.0000.00818.59
8.1.160.0070.00021.89
8.1.150.0000.00718.79
8.1.140.0040.00417.44
8.1.130.0030.00317.80
8.1.120.0030.00317.29
8.1.110.0030.00517.40
8.1.100.0000.00817.27
8.1.90.0040.00417.39
8.1.80.0030.00317.34
8.1.70.0030.00317.27
8.1.60.0000.00817.51
8.1.50.0000.00917.46
8.1.40.0040.00417.38
8.1.30.0080.00017.61
8.1.20.0000.00817.62
8.1.10.0080.00017.43
8.1.00.0040.00417.50
8.0.300.0080.00018.77
8.0.290.0040.00416.88
8.0.280.0070.00018.29
8.0.270.0080.00016.96
8.0.260.0060.00017.17
8.0.250.0000.00717.03
8.0.240.0030.00317.05
8.0.230.0030.00616.89
8.0.220.0030.00316.79
8.0.210.0000.00716.92
8.0.200.0000.00616.92
8.0.190.0000.00716.96
8.0.180.0030.00616.84
8.0.170.0030.00516.81
8.0.160.0030.00316.95
8.0.150.0000.00816.82
8.0.140.0000.00716.86
8.0.130.0020.00613.36
8.0.120.0040.00416.84
8.0.110.0030.00616.86
8.0.100.0070.00016.92
8.0.90.0030.00316.78
8.0.80.0030.01216.84
8.0.70.0050.00216.85
8.0.60.0000.00716.68
8.0.50.0030.00516.73
8.0.30.0080.01417.17
8.0.20.0110.01017.40
8.0.10.0070.00017.06
8.0.00.0070.00916.65
7.4.330.0060.00015.00
7.4.320.0040.00416.51
7.4.300.0030.00316.46
7.4.290.0040.00416.47
7.4.280.0080.00016.38
7.4.270.0070.00016.54
7.4.260.0000.00716.41
7.4.250.0000.00716.40
7.4.240.0050.00216.46
7.4.230.0030.00316.63
7.4.220.0070.01416.55
7.4.210.0030.01016.38
7.4.200.0040.00416.60
7.4.160.0080.00816.78
7.4.150.0120.00617.40
7.4.140.0110.00817.86
7.4.130.0090.00816.45
7.4.120.0130.00716.64
7.4.110.0040.02116.41
7.4.100.0140.00316.52
7.4.90.0070.01016.45
7.4.80.0090.00919.39
7.4.70.0000.01516.42
7.4.60.0060.01616.40
7.4.50.0000.00516.44
7.4.40.0110.01116.57
7.4.30.0090.00616.55
7.4.00.0060.00914.59
7.3.330.0000.00613.10
7.3.320.0050.00013.12
7.3.310.0000.00716.32
7.3.300.0030.00316.11
7.3.290.0100.01016.22
7.3.280.0070.00916.34
7.3.270.0140.00417.40
7.3.260.0100.00616.66
7.3.250.0120.00516.44
7.3.240.0170.00316.52
7.3.230.0030.01216.39
7.3.210.0100.01316.24
7.3.200.0130.00619.39
7.3.190.0110.01016.31
7.3.180.0100.01016.28
7.3.170.0000.01716.37
7.3.160.0090.00616.19
7.3.10.0040.01216.64
7.3.00.0070.00716.65
7.2.330.0060.01016.45
7.2.320.0070.01016.60
7.2.310.0060.01016.23
7.2.300.0120.00316.73
7.2.290.0160.00616.56
7.2.130.0100.00716.91
7.2.120.0060.00616.86
7.2.110.0100.00416.73
7.2.100.0030.01116.95
7.2.90.0070.00317.00
7.2.80.0100.00716.94
7.2.70.0090.00617.01
7.2.60.0050.01016.74
7.2.50.0070.00716.96
7.2.40.0100.01016.82
7.2.30.0120.00616.91
7.2.20.0030.01516.66
7.2.10.0110.00416.88
7.2.00.0080.00518.00
7.1.250.0080.00315.67
7.1.200.0030.00315.73
7.1.100.0090.00318.19
7.1.70.0070.00316.96
7.1.60.0090.01619.32
7.1.50.0030.02016.90
7.1.00.0000.07022.32
7.0.200.0040.00416.73
7.0.140.0030.07322.21
7.0.60.0030.05320.07
7.0.50.0100.05717.66
7.0.40.0030.06020.04
7.0.30.0200.03720.02
7.0.20.0200.08720.43
7.0.10.0030.05320.20
7.0.00.0030.09020.17
5.6.280.0100.06721.10
5.6.210.0130.08020.60
5.6.200.0070.07018.15
5.6.190.0030.04320.34
5.6.180.0530.07020.53
5.6.170.0230.07320.51
5.6.160.0100.07720.38
5.6.150.0200.06018.14
5.6.140.0130.08018.21
5.6.130.0100.08318.16
5.6.120.0030.04320.92
5.6.110.0200.06321.13
5.6.100.0100.07721.00
5.6.90.0070.08721.03
5.6.80.0030.07720.48
5.5.350.0170.07020.51
5.5.340.0030.08718.00
5.5.330.0130.08020.21
5.5.320.0430.07020.17
5.5.310.0270.07020.34
5.5.300.0100.08017.95
5.5.290.0100.06317.99
5.5.280.0100.07720.87
5.5.270.0030.04320.88
5.5.260.0100.05720.95
5.5.250.0000.04720.70
5.5.240.0200.02720.25
5.4.450.0770.06019.49
5.4.440.0670.06319.13
5.4.430.0530.06319.62
5.4.420.0670.00019.63
5.4.410.0630.00019.04
5.4.400.0670.00019.16
5.4.390.0630.00019.05
5.4.380.0630.00019.05
5.4.370.0630.00019.18
5.4.360.0630.00019.06
5.4.350.0630.00019.06
5.4.340.0030.03811.97
5.4.320.0050.03812.45
5.4.310.0050.03812.45
5.4.300.0050.03612.45
5.4.290.0060.05312.45
5.4.280.0040.03712.35
5.4.270.0050.03612.35
5.4.260.0050.03912.34
5.4.250.0050.04412.34
5.4.240.0060.04012.34
5.4.230.0080.03612.34
5.4.220.0060.04012.34
5.4.210.0090.03812.34
5.4.200.0030.04012.34
5.4.190.0060.03812.33
5.4.180.0040.04612.34
5.4.170.0080.03612.34
5.4.160.0030.04012.34
5.4.150.0050.03612.34
5.4.140.0040.04112.02
5.4.130.0050.03512.01
5.4.120.0070.03711.97
5.4.110.0080.03211.96
5.4.100.0090.03211.96
5.4.90.0040.03911.96
5.4.80.0040.04211.96
5.4.70.0070.03211.96
5.4.60.0040.03511.96
5.4.50.0050.03511.96
5.4.40.0070.03311.95
5.4.30.0080.03311.95
5.4.20.0070.03311.95
5.4.10.0080.03111.95
5.4.00.0060.03511.44
5.3.290.0080.03712.80
5.3.280.0110.03812.71
5.3.270.0080.03812.72
5.3.260.0050.04212.72
5.3.250.0080.04312.72
5.3.240.0020.04012.72
5.3.230.0070.03612.71
5.3.220.0070.04412.68
5.3.210.0090.03612.68
5.3.200.0070.03412.68
5.3.190.0060.03612.68
5.3.180.0030.03912.68
5.3.170.0060.03612.67
5.3.160.0060.04012.67
5.3.150.0120.03412.67
5.3.140.0050.03612.66
5.3.130.0100.03912.66
5.3.120.0050.04312.65
5.3.110.0100.04012.66
5.3.100.0050.04012.12
5.3.90.0050.03712.08
5.3.80.0040.03712.08
5.3.70.0060.03512.07
5.3.60.0050.04012.07
5.3.50.0070.03912.00
5.3.40.0070.03412.00
5.3.30.0090.03111.94
5.3.20.0080.03311.72
5.3.10.0060.03711.69
5.3.00.0050.03811.68
5.2.170.0050.0299.18
5.2.160.0040.0289.18
5.2.150.0050.0299.17
5.2.140.0060.0299.18
5.2.130.0060.0309.13
5.2.120.0040.0369.13
5.2.110.0060.0329.14
5.2.100.0110.0239.14
5.2.90.0050.0289.14
5.2.80.0040.0329.13
5.2.70.0110.0309.13
5.2.60.0050.0299.09
5.2.50.0050.0299.05
5.2.40.0040.0299.03
5.2.30.0010.0329.01
5.2.20.0050.0288.99
5.2.10.0060.0278.91
5.2.00.0010.0328.77
5.1.60.0030.0268.06
5.1.50.0060.0238.05
5.1.40.0040.0328.04
5.1.30.0030.0278.39
5.1.20.0030.0278.41
5.1.10.0070.0248.13
5.1.00.0020.0288.14
5.0.50.0050.0246.61
5.0.40.0030.0276.48
5.0.30.0070.0306.29
5.0.20.0050.0186.26
5.0.10.0030.0206.23
5.0.00.0020.0316.23
4.4.90.0030.0154.78
4.4.80.0050.0164.75
4.4.70.0040.0154.76
4.4.60.0060.0134.75
4.4.50.0020.0164.77
4.4.40.0020.0254.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0040.0144.85
4.4.00.0040.0364.76
4.3.110.0020.0164.67
4.3.100.0040.0134.67
4.3.90.0040.0184.64
4.3.80.0030.0284.58
4.3.70.0040.0124.63
4.3.60.0030.0164.63
4.3.50.0030.0144.63
4.3.40.0040.0224.54
4.3.30.0030.0143.28
4.3.20.0020.0163.25
4.3.10.0000.0243.21
4.3.00.0030.0207.18

preferences:
47.52 ms | 401 KiB | 5 Q