3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = ['a']; var_dump(($test)[0]); var_dump([1,2,3][0]);

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)
8.3.60.0070.00716.38
8.3.50.0080.00922.03
8.3.40.0110.00418.71
8.3.30.0070.00718.88
8.3.20.0070.00020.25
8.3.10.0000.00723.53
8.3.00.0080.00017.91
8.2.180.0100.01016.63
8.2.170.0070.00722.96
8.2.160.0100.00720.43
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00421.16
8.2.110.0060.00322.07
8.2.100.0000.01217.72
8.2.90.0000.00919.21
8.2.80.0040.00417.97
8.2.70.0040.00417.62
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0030.00518.28
8.2.30.0100.00018.15
8.2.20.0030.00617.73
8.2.10.0000.00718.09
8.2.00.0070.00017.55
8.1.280.0120.00325.92
8.1.270.0040.00423.96
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0100.00023.84
8.1.230.0080.00419.16
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0000.01117.35
8.1.190.0000.00817.10
8.1.180.0040.00418.10
8.1.170.0000.00818.43
8.1.160.0000.00721.85
8.1.150.0000.00818.68
8.1.140.0030.00617.39
8.1.130.0000.00717.73
8.1.120.0000.00717.29
8.1.110.0030.00317.42
8.1.100.0040.00317.28
8.1.90.0030.00317.34
8.1.80.0000.00717.27
8.1.70.0000.00717.33
8.1.60.0050.00317.47
8.1.50.0030.00517.41
8.1.40.0040.00417.49
8.1.30.0040.00417.57
8.1.20.0000.01017.55
8.1.10.0070.00017.40
8.1.00.0050.00217.42
8.0.300.0040.00420.66
8.0.290.0040.00416.75
8.0.280.0040.00418.43
8.0.270.0000.00717.20
8.0.260.0030.00317.20
8.0.250.0030.00316.82
8.0.240.0040.00416.93
8.0.230.0070.00016.85
8.0.220.0030.00316.89
8.0.210.0000.00816.90
8.0.200.0030.00316.93
8.0.190.0040.00416.95
8.0.180.0040.00416.87
8.0.170.0040.00416.95
8.0.160.0050.00316.84
8.0.150.0000.00716.84
8.0.140.0000.00916.79
8.0.130.0050.00013.32
8.0.120.0040.00416.89
8.0.110.0040.00416.91
8.0.100.0000.00716.75
8.0.90.0070.00016.93
8.0.80.0110.00316.93
8.0.70.0000.00716.88
8.0.60.0040.00417.00
8.0.50.0040.00416.75
8.0.30.0120.00817.19
8.0.20.0120.00617.40
8.0.10.0000.00716.89
8.0.00.0140.00616.67
7.4.330.0000.00515.00
7.4.320.0000.00616.50
7.4.300.0030.00316.34
7.4.290.0000.00616.54
7.4.280.0000.00716.52
7.4.270.0060.00016.52
7.4.260.0040.00416.34
7.4.250.0070.00016.38
7.4.240.0000.00716.55
7.4.230.0070.00016.18
7.4.220.0120.00916.57
7.4.210.0040.00916.50
7.4.200.0000.00716.55
7.4.160.0060.00916.52
7.4.150.0170.00717.40
7.4.140.0060.01017.86
7.4.130.0100.00716.59
7.4.120.0110.00516.52
7.4.110.0100.00716.48
7.4.100.0110.00716.59
7.4.90.0030.01316.52
7.4.80.0070.01419.39
7.4.70.0050.01216.59
7.4.60.0070.01016.44
7.4.50.0030.00616.20
7.4.40.0040.01516.54
7.4.30.0060.00916.41
7.4.00.0070.01014.75
7.3.330.0050.00012.96
7.3.320.0000.00613.11
7.3.310.0070.00016.29
7.3.300.0040.00316.14
7.3.290.0060.00916.36
7.3.280.0070.01116.30
7.3.270.0110.00617.40
7.3.260.0090.00916.40
7.3.250.0100.00816.47
7.3.240.0060.01316.45
7.3.230.0130.00316.50
7.3.210.0140.00416.39
7.3.200.0150.00319.39
7.3.190.0120.00916.41
7.3.180.0080.00816.05
7.3.170.0090.00616.27
7.3.160.0100.01016.39
7.3.120.0030.01014.94
7.2.330.0080.00816.66
7.2.320.0060.01016.24
7.2.310.0120.00416.53
7.2.300.0100.00716.30
7.2.290.0070.01116.67
7.2.60.0080.00416.59
7.2.00.0040.00919.23
7.1.200.0050.00515.83
7.1.100.0150.00318.05
7.1.70.0000.01017.02
7.1.60.0150.00919.70
7.1.50.0100.01316.98
7.1.00.0030.07322.32
7.0.200.0060.00316.38
7.0.140.0000.08021.92
7.0.60.0070.07319.80
7.0.50.0030.04017.80
7.0.40.0070.05320.08
7.0.30.0170.04020.00
7.0.20.0200.08720.43
7.0.10.0100.03720.17
7.0.00.0130.04720.00
5.6.280.0030.07721.13
5.6.210.0100.07720.46
5.6.200.0130.06018.25
5.6.190.0070.08020.52
5.6.180.0170.04720.39
5.6.170.0230.08320.51
5.6.160.0130.07020.59
5.6.150.0000.07018.18
5.6.140.0030.08718.15
5.6.130.0100.06718.14
5.6.120.0100.08021.13
5.6.110.0070.07021.11
5.6.100.0130.04720.99
5.6.90.0100.05721.05
5.6.80.0070.05320.41
5.6.70.3670.04020.39
5.5.350.0400.06020.43
5.5.340.0070.08017.99
5.5.330.0100.07320.13
5.5.320.0500.06320.34
5.5.310.0230.04720.30
5.5.300.0030.04017.95
5.5.290.0030.07317.98
5.5.280.0070.07020.96
5.5.270.0130.08320.79
5.5.260.0200.07020.79
5.5.250.0170.07320.68
5.5.240.0270.07020.14
5.4.450.0630.05019.48
5.4.440.0800.07019.34
5.4.430.0700.05719.43
5.4.420.0630.05719.23
5.4.410.0230.06719.10
5.4.400.0400.05718.89
5.4.390.0400.05318.79
5.4.380.0130.05318.75
5.4.370.0000.04718.73
5.4.360.0000.06018.58
5.4.350.0120.04012.01
5.4.340.0150.03812.01
5.4.320.0050.03712.49
5.4.310.0040.04612.49
5.4.300.0080.03812.49
5.4.290.0060.04012.49
5.4.280.0080.03512.39
5.4.270.0060.03412.39
5.4.260.0070.03512.39
5.4.250.0060.03612.39
5.4.240.0080.03612.39
5.4.230.0110.03412.38
5.4.220.0050.03612.38
5.4.210.0040.03612.38
5.4.200.0060.04012.38
5.4.190.0060.03412.38
5.4.180.0060.04212.38
5.4.170.0060.03512.39
5.4.160.0070.03312.38
5.4.150.0050.04012.38
5.4.140.0050.03612.07
5.4.130.0070.03912.05
5.4.120.0070.03312.01
5.4.110.0040.03612.01
5.4.100.0060.03412.02
5.4.90.0040.04512.01
5.4.80.0070.03412.01
5.4.70.0090.03712.00
5.4.60.0070.03212.01
5.4.50.0070.03312.00
5.4.40.0060.03312.00
5.4.30.0040.03711.99
5.4.20.0060.03311.99
5.4.10.0030.03611.99
5.4.00.0050.03511.48
5.3.290.0020.04212.80
5.3.280.0110.03412.71
5.3.270.0050.03812.72
5.3.260.0070.04112.72
5.3.250.0080.04212.72
5.3.240.0110.03312.71
5.3.230.0080.03612.71
5.3.220.0070.04212.68
5.3.210.0040.04012.68
5.3.200.0060.04512.68
5.3.190.0120.04012.68
5.3.180.0100.03112.67
5.3.170.0060.04112.67
5.3.160.0080.03912.67
5.3.150.0060.03712.67
5.3.140.0060.03612.66
5.3.130.0090.04312.66
5.3.120.0050.03812.66
5.3.110.0080.03912.66
5.3.100.0060.03512.12
5.3.90.0040.03612.09
5.3.80.0040.03612.07
5.3.70.0030.03812.08
5.3.60.0060.04312.06
5.3.50.0070.03912.00
5.3.40.0070.03412.00
5.3.30.0070.03211.95
5.3.20.0070.03211.72
5.3.10.0100.03711.70
5.3.00.0030.04311.68
5.2.170.0030.0379.18
5.2.160.0040.0309.18
5.2.150.0080.0349.18
5.2.140.0040.0349.18
5.2.130.0040.0289.14
5.2.120.0040.0289.14
5.2.110.0070.0279.15
5.2.100.0070.0349.14
5.2.90.0070.0289.14
5.2.80.0040.0309.14
5.2.70.0090.0289.14
5.2.60.0050.0289.09
5.2.50.0060.0289.05
5.2.40.0030.0309.03
5.2.30.0040.0309.02
5.2.20.0030.0309.01
5.2.10.0020.0298.92
5.2.00.0020.0308.78
5.1.60.0060.0268.06
5.1.50.0050.0288.06
5.1.40.0050.0248.05
5.1.30.0040.0338.39
5.1.20.0070.0298.42
5.1.10.0050.0248.14
5.1.00.0020.0268.14
5.0.50.0030.0206.63
5.0.40.0060.0186.48
5.0.30.0030.0336.29
5.0.20.0050.0186.27
5.0.10.0020.0216.23
5.0.00.0020.0316.23
4.4.90.0010.0164.78
4.4.80.0020.0174.76
4.4.70.0020.0164.76
4.4.60.0020.0164.75
4.4.50.0010.0174.77
4.4.40.0030.0254.71
4.4.30.0020.0154.76
4.4.20.0010.0164.85
4.4.10.0040.0134.84
4.4.00.0030.0244.76
4.3.110.0030.0154.67
4.3.100.0010.0164.67
4.3.90.0040.0134.63
4.3.80.0040.0224.59
4.3.70.0020.0154.63
4.3.60.0050.0194.63
4.3.50.0090.0154.63
4.3.40.0040.0274.54
4.3.30.0020.0213.28
4.3.20.0030.0263.26
4.3.10.0020.0153.21
4.3.00.0030.0237.56

preferences:
40.5 ms | 401 KiB | 5 Q