3v4l.org

run code in 300+ PHP versions simultaneously
<?php list($a,$b) = (array) "aa"; var_dump($a,$b); $a = array(); $a[]="a"; $a[] ="b"; list($a,$b) = $a; var_dump($a,$b);

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)
8.3.40.0070.00718.53
8.3.30.0070.01119.27
8.3.20.0080.00020.21
8.3.10.0040.00423.51
8.3.00.0050.00319.25
8.2.170.0040.01122.96
8.2.160.0110.00420.39
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0080.00026.16
8.2.120.0080.00022.08
8.2.110.0060.00320.50
8.2.100.0110.00018.16
8.2.90.0000.00919.05
8.2.80.0060.00317.97
8.2.70.0050.00317.75
8.2.60.0040.00417.93
8.2.50.0030.00718.07
8.2.40.0000.00819.76
8.2.30.0000.00718.06
8.2.20.0000.00717.73
8.2.10.0080.00018.05
8.2.00.0080.00017.74
8.1.270.0070.00323.87
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0030.00623.91
8.1.230.0080.00318.98
8.1.220.0000.00817.76
8.1.210.0060.00318.77
8.1.200.0090.00017.10
8.1.190.0080.00017.22
8.1.180.0030.00518.10
8.1.170.0030.00618.59
8.1.160.0000.00822.01
8.1.150.0020.00518.88
8.1.140.0040.00417.39
8.1.130.0000.00717.82
8.1.120.0020.00517.30
8.1.110.0050.00317.29
8.1.100.0030.00317.42
8.1.90.0040.00417.41
8.1.80.0000.00717.43
8.1.70.0030.00317.36
8.1.60.0030.00617.51
8.1.50.0040.00417.35
8.1.40.0040.00417.33
8.1.30.0000.00817.63
8.1.20.0040.00417.57
8.1.10.0000.00717.61
8.1.00.0030.00617.52
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00718.43
8.0.270.0000.00717.20
8.0.260.0030.00317.19
8.0.250.0030.00317.00
8.0.240.0000.00616.96
8.0.230.0040.00416.89
8.0.220.0030.00616.91
8.0.210.0000.00716.92
8.0.200.0000.00616.90
8.0.190.0000.00716.93
8.0.180.0030.00316.80
8.0.170.0050.00316.82
8.0.160.0000.00716.89
8.0.150.0000.00816.89
8.0.140.0070.00316.73
8.0.130.0000.00513.39
8.0.120.0070.00016.82
8.0.110.0000.00716.96
8.0.100.0000.00716.86
8.0.90.0030.00516.73
8.0.80.0160.00016.95
8.0.70.0040.00416.92
8.0.60.0000.00816.95
8.0.50.0040.00416.95
8.0.30.0110.01117.11
8.0.20.0170.00217.43
8.0.10.0080.00016.96
8.0.00.0090.00816.71
7.4.330.0050.00015.00
7.4.320.0000.00616.39
7.4.300.0030.00316.46
7.4.290.0030.00316.58
7.4.280.0000.00916.55
7.4.270.0030.00616.50
7.4.260.0030.00316.44
7.4.250.0000.00716.41
7.4.240.0060.00216.47
7.4.230.0000.00716.32
7.4.220.0130.01316.56
7.4.210.0070.01316.51
7.4.200.0070.00016.38
7.4.160.0040.01316.57
7.4.150.0200.00317.40
7.4.140.0080.00817.86
7.4.130.0090.00916.48
7.4.120.0080.00916.54
7.4.110.0100.01316.56
7.4.100.0100.00616.42
7.4.90.0100.00716.46
7.4.80.0120.00819.39
7.4.70.0060.01616.35
7.4.60.0090.00616.64
7.4.50.0000.00516.55
7.4.40.0130.00316.55
7.4.30.0160.00316.53
7.4.00.0070.00714.98
7.3.330.0000.00513.28
7.3.320.0030.00313.14
7.3.310.0000.00816.18
7.3.300.0000.00716.31
7.3.290.0090.00616.30
7.3.280.0150.00316.38
7.3.270.0110.00617.40
7.3.260.0030.01416.31
7.3.240.0060.01116.48
7.3.230.0060.01316.54
7.3.210.0110.01116.21
7.3.200.0160.00919.39
7.3.190.0090.01216.30
7.3.180.0060.01116.31
7.3.170.0080.00816.40
7.3.160.0060.00916.31
7.3.10.0130.00016.50
7.3.00.0120.00616.52
7.2.330.0070.01016.83
7.2.320.0070.01016.40
7.2.310.0110.00716.75
7.2.300.0130.00316.72
7.2.290.0040.01616.45
7.2.130.0060.00616.43
7.2.120.0150.00716.36
7.2.110.0130.00016.93
7.2.100.0130.00316.40
7.2.90.0090.01216.71
7.2.80.0160.01216.42
7.2.70.0170.01316.82
7.2.60.0100.00716.85
7.2.50.0150.01416.84
7.2.40.0120.00016.80
7.2.30.0030.00916.89
7.2.20.0090.00316.73
7.2.10.0040.01116.53
7.2.00.0060.00616.47
7.1.250.0030.01015.56
7.1.200.0110.00015.74
7.1.70.0030.00517.09
7.1.60.0040.01519.32
7.1.50.0120.00634.66
7.1.00.0070.07322.45
7.0.200.0100.00016.80
7.0.140.0030.07321.96
7.0.60.0130.08020.02
7.0.50.0100.03317.81
7.0.40.0000.04720.20
7.0.30.0430.07720.20
7.0.20.0200.07720.19
7.0.10.0030.05720.00
7.0.00.0070.06720.03
5.6.280.0000.07720.98
5.6.210.0030.09320.51
5.6.200.0070.07718.13
5.6.190.0070.07720.45
5.6.180.0300.07720.41
5.6.170.0370.06720.42
5.6.160.0130.03020.49
5.6.150.0100.06318.14
5.6.140.0000.04318.21
5.6.130.0100.07718.14
5.6.120.0170.07020.88
5.6.110.0070.06320.94
5.6.100.0070.08321.00
5.6.90.0030.04021.03
5.6.80.0070.07720.35
5.5.350.0100.07320.31
5.5.340.0030.08717.88
5.5.330.0070.05720.28
5.5.320.0330.06720.19
5.5.310.0370.04320.23
5.5.300.0030.03718.00
5.5.290.0070.05017.90
5.5.280.0070.08320.84
5.5.270.0170.04720.62
5.5.260.0130.08020.88
5.5.250.0070.08320.77
5.5.240.0230.08020.25
5.4.450.0370.06319.13
5.4.440.0500.06319.32
5.4.430.0930.08719.44
5.4.420.0670.00019.42
5.4.410.0630.00019.39
5.4.400.0670.00019.00
5.4.390.0600.00019.04
5.4.380.0670.00018.95
5.4.370.0630.00019.26
5.4.360.0600.00019.16
5.4.350.0630.00019.26
5.4.340.0090.03811.97
5.4.320.0090.03112.46
5.4.310.0040.04012.45
5.4.300.0110.04212.45
5.4.290.0070.04312.46
5.4.280.0050.04212.35
5.4.270.0050.04612.35
5.4.260.0100.04212.35
5.4.250.0080.04412.35
5.4.240.0090.03812.35
5.4.230.0030.04112.34
5.4.220.0090.04512.34
5.4.210.0040.03812.34
5.4.200.0050.03812.34
5.4.190.0040.04312.34
5.4.180.0060.04312.34
5.4.170.0100.03312.35
5.4.160.0040.04512.34
5.4.150.0040.03912.34
5.4.140.0080.04212.02
5.4.130.0090.03812.01
5.4.120.0110.03611.97
5.4.110.0070.03611.96
5.4.100.0050.04111.96
5.4.90.0090.04111.97
5.4.80.0060.04211.97
5.4.70.0090.04411.96
5.4.60.0060.05011.96
5.4.50.0070.03711.96
5.4.40.0080.04111.95
5.4.30.0060.04011.95
5.4.20.0100.04211.95
5.4.10.0050.04611.95
5.4.00.0070.03311.44
5.3.290.0090.04112.80
5.3.280.0070.04312.71
5.3.270.0080.04412.72
5.3.260.0040.04612.72
5.3.250.0090.04112.72
5.3.240.0080.04212.71
5.3.230.0100.04412.71
5.3.220.0080.03512.68
5.3.210.0070.04412.68
5.3.200.0090.04112.68
5.3.190.0100.04712.68
5.3.180.0030.04112.67
5.3.170.0060.04412.67
5.3.160.0110.03812.68
5.3.150.0090.04312.67
5.3.140.0070.03912.66
5.3.130.0060.05012.66
5.3.120.0110.04412.66
5.3.110.0060.04612.66
5.3.100.0120.03712.12
5.3.90.0090.03912.08
5.3.80.0050.04512.07
5.3.70.0060.03612.07
5.3.60.0030.04012.06
5.3.50.0040.03912.00
5.3.40.0060.04412.00
5.3.30.0060.04211.95
5.3.20.0090.03411.72
5.3.10.0040.04011.69
5.3.00.0040.03811.68
5.2.170.0090.0289.18
5.2.160.0050.0349.18
5.2.150.0050.0319.18
5.2.140.0030.0329.17
5.2.130.0080.0359.14
5.2.120.0040.0299.13
5.2.110.0050.0429.14
5.2.100.0020.0379.14
5.2.90.0030.0319.14
5.2.80.0060.0379.13
5.2.70.0060.0409.14
5.2.60.0080.0319.09
5.2.50.0060.0419.06
5.2.40.0050.0309.03
5.2.30.0050.0319.01
5.2.20.0050.0289.00
5.2.10.0050.0328.92
5.2.00.0080.0398.78
5.1.60.0050.0308.06
5.1.50.0050.0278.06
5.1.40.0070.0308.04
5.1.30.0080.0328.39
5.1.20.0070.0288.41
5.1.10.0030.0348.14
5.1.00.0030.0338.14
5.0.50.0050.0306.62
5.0.40.0030.0236.47
5.0.30.0060.0366.29
5.0.20.0080.0196.26
5.0.10.0050.0236.23
5.0.00.0020.0326.23
4.4.90.0050.0174.78
4.4.80.0030.0174.75
4.4.70.0030.0174.75
4.4.60.0040.0194.75
4.4.50.0050.0174.77
4.4.40.0000.0354.71
4.4.30.0030.0204.76
4.4.20.0020.0184.85
4.4.10.0040.0224.85
4.4.00.0010.0364.75
4.3.110.0030.0204.66
4.3.100.0040.0214.66
4.3.90.0060.0154.63
4.3.80.0030.0294.59
4.3.70.0030.0224.63
4.3.60.0040.0244.63
4.3.50.0060.0254.63
4.3.40.0000.0304.54
4.3.30.0030.0203.28
4.3.20.0020.0163.25
4.3.10.0030.0153.21
4.3.00.0100.0277.51

preferences:
52.01 ms | 400 KiB | 5 Q