3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('a', 4=> 'b', 'a' => 'b','c'); var_dump($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)
8.3.60.0100.00318.18
8.3.50.0070.01016.35
8.3.40.0040.01118.42
8.3.30.0140.00318.84
8.3.20.0070.00020.04
8.3.10.0040.00420.42
8.3.00.0060.00319.25
8.2.180.0070.01118.42
8.2.170.0140.00722.96
8.2.160.0130.00020.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0040.00422.16
8.2.110.0030.00620.77
8.2.100.0080.00417.71
8.2.90.0080.00017.63
8.2.80.0060.00317.97
8.2.70.0000.00817.80
8.2.60.0090.00018.09
8.2.50.0030.00618.10
8.2.40.0020.00518.09
8.2.30.0000.00717.99
8.2.20.0000.00817.54
8.2.10.0000.00717.98
8.2.00.0040.00417.51
8.1.280.0120.00325.92
8.1.270.0060.00323.76
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0060.00322.19
8.1.230.0090.00319.10
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0090.00017.23
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0090.00018.71
8.1.160.0040.00421.99
8.1.150.0070.00018.75
8.1.140.0050.00217.41
8.1.130.0030.00317.83
8.1.120.0030.00417.38
8.1.110.0050.00217.40
8.1.100.0000.00717.29
8.1.90.0030.00317.41
8.1.80.0000.00717.27
8.1.70.0000.00717.25
8.1.60.0060.00617.42
8.1.50.0030.00517.41
8.1.40.0000.00717.39
8.1.30.0050.00317.45
8.1.20.0030.00617.57
8.1.10.0040.00417.42
8.1.00.0000.00717.38
8.0.300.0000.00719.65
8.0.290.0060.00316.75
8.0.280.0000.00718.43
8.0.270.0040.00416.73
8.0.260.0030.00517.12
8.0.250.0000.00716.91
8.0.240.0030.00316.82
8.0.230.0000.00716.81
8.0.220.0030.00316.86
8.0.210.0030.00316.86
8.0.200.0000.00616.89
8.0.190.0060.00316.74
8.0.180.0070.00016.88
8.0.170.0000.00816.73
8.0.160.0070.00016.69
8.0.150.0030.00316.72
8.0.140.0060.00316.77
8.0.130.0060.00013.21
8.0.120.0040.00416.79
8.0.110.0040.00416.69
8.0.100.0000.00716.66
8.0.90.0000.00716.80
8.0.80.0000.01616.77
8.0.70.0000.00916.70
8.0.60.0050.00316.76
8.0.50.0020.00516.61
8.0.30.0130.00617.07
8.0.20.0130.00717.40
8.0.10.0000.00716.89
8.0.00.0080.01016.81
7.4.330.0000.00515.00
7.4.320.0000.00716.36
7.4.300.0000.00816.35
7.4.290.0030.00316.53
7.4.280.0040.00416.32
7.4.270.0040.00416.50
7.4.260.0040.00416.43
7.4.250.0090.00016.51
7.4.240.0030.00316.33
7.4.230.0070.00016.50
7.4.220.0130.01316.51
7.4.210.0030.01216.50
7.4.200.0040.00416.63
7.4.160.0130.01016.46
7.4.150.0110.00817.40
7.4.140.0090.00817.86
7.4.130.0130.00416.27
7.4.120.0080.00916.44
7.4.110.0100.00716.54
7.4.100.0090.01516.48
7.4.90.0140.00616.39
7.4.80.0030.01319.39
7.4.70.0070.01116.38
7.4.60.0100.01316.43
7.4.50.0040.00416.25
7.4.40.0070.01016.65
7.4.30.0120.00916.25
7.4.00.0050.01114.82
7.3.330.0000.00512.88
7.3.320.0050.00212.88
7.3.310.0030.00316.11
7.3.300.0060.00016.03
7.3.290.0030.01716.17
7.3.280.0050.01216.09
7.3.270.0170.00617.40
7.3.260.0060.01216.36
7.3.250.0090.00816.16
7.3.240.0130.00416.18
7.3.230.0090.01216.39
7.3.210.0030.01516.59
7.3.200.0120.01019.39
7.3.190.0150.00616.08
7.3.180.0060.00916.18
7.3.170.0050.01716.47
7.3.160.0170.00016.23
7.3.120.0030.00714.54
7.3.110.0110.00614.86
7.3.100.0090.00914.75
7.3.90.0100.00714.93
7.3.80.0040.01114.77
7.3.70.0070.00714.73
7.3.60.0120.00314.53
7.3.50.0130.00014.38
7.3.40.0000.01414.58
7.3.30.0070.00714.65
7.3.20.0070.01016.56
7.3.10.0040.01216.54
7.3.00.0000.01716.73
7.2.330.0150.00316.22
7.2.320.0040.01316.29
7.2.310.0040.01416.49
7.2.300.0060.01216.38
7.2.290.0040.02016.24
7.2.250.0160.00314.39
7.2.240.0040.01214.80
7.2.230.0030.00614.91
7.2.220.0070.01014.91
7.2.210.0040.01114.91
7.2.200.0060.00914.76
7.2.190.0140.00014.59
7.2.180.0040.01114.84
7.2.170.0000.01514.59
7.2.00.0030.01318.71
7.1.330.0070.00715.41
7.1.320.0060.00615.59
7.1.310.0000.01115.81
7.1.300.0110.00415.64
7.1.290.0040.00815.79
7.1.280.0060.00915.71
7.1.270.0030.01215.70
7.1.260.0000.00915.76
7.1.100.0070.01017.98
7.1.70.0060.00617.03
7.1.60.0140.01019.32
7.1.50.0100.01016.61
7.1.00.0130.06322.54
7.0.200.0040.00416.65
7.0.140.0000.07722.18
7.0.60.0100.03320.05
7.0.50.0030.05317.85
7.0.40.0100.08320.09
7.0.30.0430.06320.17
7.0.20.0300.06720.09
7.0.10.0100.08020.21
7.0.00.0000.04720.00
5.6.280.0100.06720.98
5.6.210.0130.06720.61
5.6.200.0070.07318.15
5.6.190.0070.04020.77
5.6.180.3370.03320.47
5.6.170.0300.07720.51
5.6.160.0100.07720.40
5.6.150.0070.06718.17
5.6.140.0070.06718.08
5.6.130.0030.08018.11
5.6.120.0070.04021.00
5.6.110.0030.08721.00
5.6.100.0300.05720.88
5.6.90.0100.08321.12
5.6.80.0130.07720.50
5.6.70.0370.04720.37
5.5.350.0230.03720.32
5.5.340.0100.04717.93
5.5.330.0100.06020.07
5.5.320.0500.06720.32
5.5.310.0170.07020.52
5.5.300.0130.07317.98
5.5.290.0170.07717.92
5.5.280.0030.08320.86
5.5.270.0030.06320.83
5.5.260.0100.08320.72
5.5.250.0130.07320.57
5.5.240.0330.06720.27
5.4.450.0830.06019.49
5.4.440.0770.08019.24
5.4.430.0930.06019.61
5.4.420.0670.00019.31
5.4.410.0630.00019.17
5.4.400.0630.00019.39
5.4.390.0630.00018.98
5.4.380.0630.00018.96
5.4.370.0630.00019.05
5.4.360.0630.00018.99
5.4.350.0770.00018.92
5.4.340.0630.00019.09
5.4.320.0070.03812.46
5.4.310.0040.04512.45
5.4.300.0040.04012.45
5.4.290.0100.03912.45
5.4.280.0070.03412.35
5.4.270.0050.03812.34
5.4.260.0080.03612.35
5.4.250.0030.04112.34
5.4.240.0080.03412.34
5.4.230.0100.03512.34
5.4.220.0070.03612.34
5.4.210.0060.04412.34
5.4.200.0080.05312.34
5.4.190.0080.04012.33
5.4.180.0070.03712.34
5.4.170.0070.03512.35
5.4.160.0080.03912.34
5.4.150.0080.04112.34
5.4.140.0090.05212.02
5.4.130.0100.04812.01
5.4.120.0040.04111.96
5.4.110.0080.04011.96
5.4.100.0100.06211.96
5.4.90.0180.05411.96
5.4.80.0130.06211.96
5.4.70.0120.05511.96
5.4.60.0090.04711.96
5.4.50.0080.04311.96
5.4.40.0080.03811.95
5.4.30.0100.04311.95
5.4.20.0090.04511.95
5.4.10.0090.04511.95
5.4.00.0090.03911.44
5.3.290.0090.04912.80
5.3.280.0070.05112.71
5.3.270.0070.04012.72
5.3.260.0080.04612.72
5.3.250.0120.03912.72
5.3.240.0060.04012.72
5.3.230.0090.04612.71
5.3.220.0120.04812.68
5.3.210.0070.04412.68
5.3.200.0060.04612.68
5.3.190.0090.03712.68
5.3.180.0070.03712.68
5.3.170.0060.03912.67
5.3.160.0090.03612.68
5.3.150.0070.03912.67
5.3.140.0070.03712.66
5.3.130.0110.05412.66
5.3.120.0100.04512.66
5.3.110.0080.04012.66
5.3.100.0090.03612.12
5.3.90.0080.03712.08
5.3.80.0070.04312.07
5.3.70.0080.03912.07
5.3.60.0080.03612.06
5.3.50.0080.04012.00
5.3.40.0080.03612.00
5.3.30.0070.03611.94
5.3.20.0090.03811.72
5.3.10.0050.03711.69
5.3.00.0090.04411.68
5.2.170.0050.0359.18
5.2.160.0040.0329.18
5.2.150.0120.0399.18
5.2.140.0110.0409.17
5.2.130.0040.0439.14
5.2.120.0110.0379.14
5.2.110.0060.0409.14
5.2.100.0070.0409.14
5.2.90.0060.0429.14
5.2.80.0060.0409.13
5.2.70.0050.0329.13
5.2.60.0040.0329.08
5.2.50.0040.0329.05
5.2.40.0040.0309.03
5.2.30.0050.0329.00
5.2.20.0040.0319.00
5.2.10.0030.0338.92
5.2.00.0050.0308.77
5.1.60.0080.0278.06
5.1.50.0060.0258.06
5.1.40.0040.0268.04
5.1.30.0060.0308.39
5.1.20.0050.0358.41
5.1.10.0090.0318.13
5.1.00.0120.0358.14
5.0.50.0090.0296.61
5.0.40.0060.0306.47
5.0.30.0030.0526.29
5.0.20.0050.0286.25
5.0.10.0020.0276.23
5.0.00.0050.0336.22
4.4.90.0070.0134.78
4.4.80.0080.0204.76
4.4.70.0030.0174.76
4.4.60.0060.0214.76
4.4.50.0080.0134.77
4.4.40.0050.0244.71
4.4.30.0040.0214.75
4.4.20.0030.0184.85
4.4.10.0070.0184.85
4.4.00.0020.0284.76
4.3.110.0030.0194.67
4.3.100.0050.0154.66
4.3.90.0050.0204.63
4.3.80.0030.0284.58
4.3.70.0060.0184.63
4.3.60.0030.0204.63
4.3.50.0030.0164.62
4.3.40.0030.0244.54
4.3.30.0020.0173.28
4.3.20.0040.0193.25
4.3.10.0030.0163.21
4.3.00.0100.0237.18

preferences:
38.7 ms | 400 KiB | 5 Q