3v4l.org

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

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)
8.3.60.0180.00318.43
8.3.50.0130.00322.03
8.3.40.0070.00718.85
8.3.30.0100.00719.17
8.3.20.0000.00720.29
8.3.10.0040.00423.48
8.3.00.0080.00019.18
8.2.180.0160.00016.32
8.2.170.0100.01022.96
8.2.160.0030.01020.35
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0090.00626.16
8.2.120.0060.00320.84
8.2.110.0060.00322.30
8.2.100.0120.00317.91
8.2.90.0040.00419.20
8.2.80.0040.00417.97
8.2.70.0080.00317.50
8.2.60.0090.00317.68
8.2.50.0040.00718.07
8.2.40.0030.00619.95
8.2.30.0040.00418.19
8.2.20.0040.00417.74
8.2.10.0070.00017.95
8.2.00.0050.00317.54
8.1.280.0040.01125.92
8.1.270.0090.00022.19
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0000.00823.70
8.1.230.0080.00419.15
8.1.220.0000.00717.79
8.1.210.0060.00618.77
8.1.200.0090.00017.25
8.1.190.0080.00017.23
8.1.180.0060.00318.10
8.1.170.0030.00718.53
8.1.160.0070.00021.87
8.1.150.0000.00718.57
8.1.140.0040.00417.44
8.1.130.0030.00317.85
8.1.120.0030.00317.39
8.1.110.0000.00717.39
8.1.100.0050.00217.41
8.1.90.0000.00717.43
8.1.80.0000.00717.39
8.1.70.0000.00717.27
8.1.60.0050.00317.55
8.1.50.0040.00417.48
8.1.40.0040.00417.44
8.1.30.0030.00517.41
8.1.20.0040.00417.61
8.1.10.0070.00017.49
8.1.00.0030.00617.50
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0050.00218.32
8.0.270.0070.00017.11
8.0.260.0030.00317.13
8.0.250.0000.00616.87
8.0.240.0030.00316.99
8.0.230.0040.00416.73
8.0.220.0030.00316.72
8.0.210.0030.00616.72
8.0.200.0000.00616.84
8.0.190.0040.00416.89
8.0.180.0070.00016.81
8.0.170.0000.00716.70
8.0.160.0040.00416.68
8.0.150.0000.00716.62
8.0.140.0070.00016.82
8.0.130.0050.00013.27
8.0.120.0000.00816.75
8.0.110.0040.00416.73
8.0.100.0050.00316.66
8.0.90.0000.00716.67
8.0.80.0030.01216.76
8.0.70.0040.00416.63
8.0.60.0050.00216.71
8.0.50.0020.00516.72
8.0.30.0170.00516.98
8.0.20.0080.01417.40
8.0.10.0030.00617.01
8.0.00.0100.01116.60
7.4.330.0030.00315.01
7.4.320.0060.00016.49
7.4.300.0000.00616.56
7.4.290.0040.00416.45
7.4.280.0080.00016.52
7.4.270.0080.00016.34
7.4.260.0000.00716.57
7.4.250.0000.00716.36
7.4.240.0020.00516.48
7.4.230.0040.00416.54
7.4.220.0040.01416.50
7.4.210.0080.00516.48
7.4.200.0020.00516.54
7.4.190.0000.00816.51
7.4.160.0060.01716.62
7.4.150.0130.01017.40
7.4.140.0090.01017.86
7.4.130.0070.01016.40
7.4.120.0110.00716.46
7.4.110.0100.00716.47
7.4.100.0100.00716.47
7.4.90.0120.00616.45
7.4.80.0060.01119.39
7.4.70.0070.01016.45
7.4.60.0090.00616.49
7.4.50.0050.00316.48
7.4.40.0140.00916.14
7.4.30.0060.01316.22
7.4.00.0050.01314.82
7.3.330.0040.00412.93
7.3.320.0050.00013.00
7.3.310.0000.00716.28
7.3.300.0050.00316.10
7.3.290.0090.00616.20
7.3.280.0070.00916.18
7.3.270.0140.00317.40
7.3.260.0090.00916.41
7.3.250.0130.00816.47
7.3.240.0070.01016.30
7.3.230.0130.00616.39
7.3.210.0040.01316.32
7.3.200.0170.02019.39
7.3.190.0120.00616.51
7.3.180.0040.01116.43
7.3.170.0090.00616.31
7.3.160.0060.01016.52
7.3.120.0090.01014.92
7.3.110.0070.00914.82
7.3.100.0060.00814.76
7.3.90.0080.00814.94
7.3.80.0030.01014.71
7.3.70.0040.01014.89
7.3.60.0070.00514.84
7.3.50.0060.00614.73
7.3.40.0080.00314.72
7.3.30.0060.00814.61
7.3.20.0070.00516.65
7.3.10.0060.00716.54
7.3.00.0060.00516.57
7.2.330.0070.01016.28
7.2.320.0070.01016.28
7.2.310.0100.00716.60
7.2.300.0130.00416.66
7.2.290.0110.00816.50
7.2.250.0100.01014.88
7.2.240.0090.00814.93
7.2.230.0090.00614.90
7.2.220.0020.01114.93
7.2.210.0080.00814.96
7.2.200.0070.00815.01
7.2.190.0070.00814.86
7.2.180.0080.00515.05
7.2.170.0020.01414.83
7.2.160.0030.01315.04
7.2.150.0060.00916.80
7.2.140.0030.01416.79
7.2.130.0090.00716.92
7.2.120.0160.00716.70
7.2.110.0020.01216.79
7.2.100.0080.00816.72
7.2.90.0080.00616.82
7.2.80.0070.01216.72
7.2.70.0130.00716.76
7.2.60.0050.00816.88
7.2.50.0060.00616.96
7.2.40.0060.01316.72
7.2.30.0160.00516.65
7.2.20.0090.00916.76
7.2.10.0140.00717.01
7.2.00.0100.00617.49
7.1.330.0050.00915.80
7.1.320.0020.01215.88
7.1.310.0040.00915.58
7.1.300.0050.00715.59
7.1.290.0060.00915.94
7.1.280.0050.00815.84
7.1.270.0030.01015.72
7.1.260.0080.00615.71
7.1.250.0060.00815.70
7.1.100.0040.00718.25
7.1.70.0030.01216.93
7.1.60.0090.01219.70
7.1.50.0060.01616.93
7.1.00.0070.07322.28
7.0.200.0030.00516.52
7.0.140.0000.07722.09
7.0.60.0130.04020.00
7.0.50.0100.08317.77
7.0.40.0070.06320.11
7.0.30.0300.05320.34
7.0.20.0270.03020.30
7.0.10.0130.08320.30
7.0.00.0070.04020.30
5.6.280.0030.07320.77
5.6.210.0270.06020.74
5.6.200.0000.05018.25
5.6.190.0070.08720.47
5.6.180.0200.08320.62
5.6.170.0270.06320.50
5.6.160.0030.04720.44
5.6.150.0070.08018.23
5.6.140.0070.03718.27
5.6.130.0100.05018.11
5.6.120.0070.08721.04
5.6.110.0070.08320.98
5.6.100.0100.08320.95
5.6.90.0030.06720.87
5.6.80.0170.07020.35
5.5.350.0000.05720.43
5.5.340.0170.07018.08
5.5.330.0000.04720.29
5.5.320.0230.07020.36
5.5.310.0230.07020.50
5.5.300.0000.04018.03
5.5.290.0130.07717.95
5.5.280.0000.04320.87
5.5.270.0100.06720.72
5.5.260.0130.07320.86
5.5.250.0130.06720.65
5.5.240.0100.03720.18
5.4.450.0200.03722.96
5.4.440.0330.04319.46
5.4.430.0200.04319.52
5.4.420.0400.04319.56
5.4.410.0230.04719.39
5.4.400.0430.04019.15
5.4.390.0330.04019.13
5.4.380.0330.05318.75
5.4.370.0200.06018.54
5.4.360.0230.05318.45
5.4.350.0400.05018.57
5.4.340.0500.05318.82
5.4.320.0030.03912.48
5.4.310.0050.04012.47
5.4.300.0090.03612.48
5.4.290.0080.03912.47
5.4.280.0070.03512.38
5.4.270.0070.05312.37
5.4.260.0080.03712.38
5.4.250.0090.04012.37
5.4.240.0050.03912.38
5.4.230.0070.03712.36
5.4.220.0060.03812.36
5.4.210.0010.04012.37
5.4.200.0080.04112.36
5.4.190.0080.09612.36
5.4.180.0050.03912.36
5.4.170.0060.03812.37
5.4.160.0060.03612.37
5.4.150.0070.03712.37
5.4.140.0070.04312.05
5.4.130.0080.03312.04
5.4.120.0050.03611.99
5.4.110.0060.03511.99
5.4.100.0080.05011.99
5.4.90.0040.05611.99
5.4.80.0110.07911.99
5.4.70.0070.05111.98
5.4.60.0080.04511.99
5.4.50.0120.04611.99
5.4.40.0070.05511.97
5.4.30.0170.05911.97
5.4.20.0130.04411.97
5.4.10.0100.04811.97
5.4.00.0060.03911.46
5.3.290.0060.04012.80
5.3.280.0090.04212.71
5.3.270.0110.03712.73
5.3.260.0090.04612.72
5.3.250.0070.04012.72
5.3.240.0080.03712.72
5.3.230.0100.03412.71
5.3.220.0060.03612.68
5.3.210.0050.03912.68
5.3.200.0060.03612.68
5.3.190.0050.04212.68
5.3.180.0110.03512.68
5.3.170.0090.03512.67
5.3.160.0080.03612.67
5.3.150.0070.03912.68
5.3.140.0050.04212.66
5.3.130.0140.04912.66
5.3.120.0110.05712.66
5.3.110.0080.04112.65
5.3.100.0070.04512.12
5.3.90.0070.04612.09
5.3.80.0070.05012.08
5.3.70.0080.03512.07
5.3.60.0090.03712.07
5.3.50.0070.03712.01
5.3.40.0070.03712.01
5.3.30.0060.03611.96
5.3.20.0060.03611.75
5.3.10.0060.03511.72
5.3.00.0060.03811.70
5.2.170.0050.0319.20
5.2.160.0050.0289.20
5.2.150.0060.0299.20
5.2.140.0050.0309.20
5.2.130.0060.0319.16
5.2.120.0080.0399.16
5.2.110.0040.0309.17
5.2.100.0080.0349.16
5.2.90.0150.0589.16
5.2.80.0080.0429.16
5.2.70.0070.0399.16
5.2.60.0110.0339.12
5.2.50.0090.0269.08
5.2.40.0070.0279.05
5.2.30.0060.0299.04
5.2.20.0030.0319.02
5.2.10.0080.0258.93
5.2.00.0020.0328.79
5.1.60.0030.0268.06
5.1.50.0050.0248.06
5.1.40.0040.0258.04
5.1.30.0040.0278.39
5.1.20.0060.0338.41
5.1.10.0040.0268.13
5.1.00.0040.0268.13
5.0.50.0040.0206.62
5.0.40.0030.0196.47
5.0.30.0030.0326.29
5.0.20.0020.0216.26
5.0.10.0040.0206.23
5.0.00.0030.0316.23
4.4.90.0030.0154.78
4.4.80.0010.0174.76
4.4.70.0040.0144.76
4.4.60.0030.0164.75
4.4.50.0040.0164.77
4.4.40.0040.0254.71
4.4.30.0050.0154.76
4.4.20.0020.0194.84
4.4.10.0050.0164.85
4.4.00.0020.0364.76
4.3.110.0030.0194.67
4.3.100.0040.0154.66
4.3.90.0050.0154.64
4.3.80.0020.0314.58
4.3.70.0030.0224.63
4.3.60.0040.0164.63
4.3.50.0040.0174.63
4.3.40.0050.0274.54
4.3.30.0040.0373.28
4.3.20.0020.0383.26
4.3.10.0060.0313.22
4.3.00.0130.01318.64

preferences:
53.65 ms | 401 KiB | 5 Q