3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1); $reference =& $array[0]; echo $array[0], '<br>'; theFunction($array); echo $array[0], '<br>'; function theFunction($array) { $array[0] = 2; } ?>

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)
8.3.60.0080.01118.28
8.3.50.0050.01621.27
8.3.40.0110.00718.96
8.3.30.0120.00319.21
8.3.20.0000.00820.34
8.3.10.0090.00023.51
8.3.00.0040.00817.38
8.2.180.0060.01016.63
8.2.170.0040.01122.96
8.2.160.0100.01020.49
8.2.150.0040.00424.18
8.2.140.0000.00924.66
8.2.130.0040.00426.16
8.2.120.0040.00422.23
8.2.110.0070.00319.31
8.2.100.0040.00717.75
8.2.90.0000.00719.17
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0030.00517.91
8.2.50.0090.00018.07
8.2.40.0090.00019.82
8.2.30.0000.00818.08
8.2.20.0040.00417.65
8.2.10.0050.00317.97
8.2.00.0040.00417.73
8.1.280.0160.00025.92
8.1.270.0040.00422.10
8.1.260.0140.00326.35
8.1.250.0060.00928.09
8.1.240.0050.00523.97
8.1.230.0060.00619.01
8.1.220.0030.00517.79
8.1.210.0000.00818.77
8.1.200.0100.00017.23
8.1.190.0040.00417.23
8.1.180.0060.00318.10
8.1.170.0080.00018.57
8.1.160.0040.00421.98
8.1.150.0040.00418.77
8.1.140.0000.00717.38
8.1.130.0000.00717.74
8.1.120.0000.00717.38
8.1.110.0030.00617.42
8.1.100.0030.00517.44
8.1.90.0030.00317.46
8.1.80.0040.00317.44
8.1.70.0030.00317.31
8.1.60.0030.00517.46
8.1.50.0030.00617.49
8.1.40.0150.00017.46
8.1.30.0030.00517.66
8.1.20.0040.00417.63
8.1.10.0030.00517.55
8.1.00.0000.00717.48
8.0.300.0050.00318.77
8.0.290.0030.00616.63
8.0.280.0030.00318.44
8.0.270.0030.00317.25
8.0.260.0000.00717.26
8.0.250.0000.00716.94
8.0.240.0000.00616.96
8.0.230.0000.00716.91
8.0.220.0030.00316.85
8.0.210.0070.00016.82
8.0.200.0060.00316.75
8.0.190.0000.00816.85
8.0.180.0030.00516.73
8.0.170.0040.00416.91
8.0.160.0050.00316.85
8.0.150.0060.00616.66
8.0.140.0050.00316.77
8.0.130.0000.00613.23
8.0.120.0030.00516.77
8.0.110.0030.00516.73
8.0.100.0040.00416.79
8.0.90.0000.00716.93
8.0.80.0030.01316.82
8.0.70.0040.00416.84
8.0.60.0030.00516.69
8.0.50.0040.00416.80
8.0.30.0140.00617.07
8.0.20.0080.01017.40
8.0.10.0000.00816.85
8.0.00.0060.01316.80
7.4.330.0050.00015.00
7.4.320.0000.00616.45
7.4.300.0000.00616.44
7.4.290.0070.00016.52
7.4.280.0070.00016.56
7.4.270.0030.00316.49
7.4.260.0040.00416.57
7.4.250.0040.00416.55
7.4.240.0040.00316.53
7.4.230.0000.00816.32
7.4.220.0170.00716.57
7.4.210.0080.00816.47
7.4.200.0040.00416.38
7.4.160.0040.01916.47
7.4.150.0130.00317.40
7.4.140.0120.00517.86
7.4.130.0070.01116.58
7.4.120.0110.00516.46
7.4.110.0090.00916.41
7.4.100.0100.00716.35
7.4.90.0140.00316.47
7.4.80.0120.00619.39
7.4.70.0130.00616.50
7.4.60.0080.00816.48
7.4.50.0040.00016.61
7.4.40.0080.00816.49
7.4.30.0060.01016.29
7.4.00.0120.00414.75
7.3.330.0050.00013.22
7.3.320.0000.00513.25
7.3.310.0070.00016.38
7.3.300.0000.00716.12
7.3.290.0060.01016.31
7.3.280.0050.01016.25
7.3.270.0090.00917.40
7.3.260.0080.01116.32
7.3.250.0090.00916.31
7.3.240.0160.00016.45
7.3.230.0030.01316.58
7.3.210.0070.01016.32
7.3.200.0150.00319.39
7.3.190.0110.01116.30
7.3.180.0060.01316.57
7.3.170.0060.00916.35
7.3.160.0130.00716.37
7.2.330.0040.01216.64
7.2.320.0030.01316.52
7.2.310.0100.01316.55
7.2.300.0070.01316.71
7.2.290.0130.00316.71
7.2.00.0050.00919.44
7.1.100.0030.00618.01
7.1.70.0000.00917.01
7.1.60.0000.01419.32
7.1.50.0040.01816.86
7.1.00.0100.07022.31
7.0.200.0080.00316.68
7.0.140.0030.07722.00
7.0.60.0000.09020.03
7.0.50.0070.04017.80
7.0.40.0070.08720.21
7.0.30.0270.07020.06
7.0.20.0300.05320.19
7.0.10.0170.08720.24
7.0.00.0100.06720.33
5.6.280.0030.07020.93
5.6.210.0000.04320.55
5.6.200.0100.03318.29
5.6.190.0130.08320.56
5.6.180.0300.07720.63
5.6.170.0200.06720.58
5.6.160.0130.03720.50
5.6.150.0030.04018.28
5.6.140.0070.07018.15
5.6.130.0100.08018.22
5.6.120.0030.04320.97
5.6.110.0270.06020.89
5.6.100.0130.06721.00
5.6.90.0130.07021.00
5.6.80.0070.05720.48
5.6.70.4770.04020.38
5.5.350.0130.04320.41
5.5.340.0130.07318.04
5.5.330.0070.08320.27
5.5.320.0330.08020.25
5.5.310.0270.04320.34
5.5.300.0170.05317.98
5.5.290.0070.03717.98
5.5.280.0070.04020.89
5.5.270.0070.08020.79
5.5.260.0070.04320.77
5.5.250.0070.08020.69
5.5.240.0430.06720.36
5.4.450.0430.04719.57
5.4.440.0070.05019.54
5.4.430.0630.04319.45
5.4.420.0700.00019.68
5.4.410.0670.00019.45
5.4.400.0630.00019.22
5.4.390.0630.00018.98
5.4.380.0670.00018.98
5.4.370.0630.00018.98
5.4.360.0600.00019.21
5.4.350.0770.00019.16
5.4.340.0060.03612.01
5.4.320.0070.04612.50
5.4.310.0030.04012.50
5.4.300.0080.03612.50
5.4.290.0030.04112.50
5.4.280.0040.03712.40
5.4.270.0060.03612.40
5.4.260.0080.03512.39
5.4.250.0050.03812.40
5.4.240.0050.03512.40
5.4.230.0050.03712.39
5.4.220.0040.03712.39
5.4.210.0060.03612.39
5.4.200.0040.03912.39
5.4.190.0080.03312.39
5.4.180.0070.03412.39
5.4.170.0050.03612.39
5.4.160.0100.03112.39
5.4.150.0060.03512.39
5.4.140.0050.03612.07
5.4.130.0040.03612.06
5.4.120.0080.03612.02
5.4.110.0060.03412.01
5.4.100.0070.03512.01
5.4.90.0090.03512.01
5.4.80.0090.04112.01
5.4.70.0040.03512.01
5.4.60.0040.04012.01
5.4.50.0040.03512.01
5.4.40.0050.04212.00
5.4.30.0090.03211.99
5.4.20.0080.03412.00
5.4.10.0080.03612.00
5.4.00.0040.03611.48
5.3.290.0070.03612.80
5.3.280.0040.03812.71
5.3.270.0070.04012.72
5.3.260.0040.04012.72
5.3.250.0060.03612.72
5.3.240.0060.03512.72
5.3.230.0020.04012.71
5.3.220.0060.03912.68
5.3.210.0070.03612.68
5.3.200.0080.03812.68
5.3.190.0050.04212.67
5.3.180.0020.03812.68
5.3.170.0080.04012.67
5.3.160.0060.03612.68
5.3.150.0080.03512.67
5.3.140.0050.03912.66
5.3.130.0040.04112.66
5.3.120.0050.03912.66
5.3.110.0050.03912.66
5.3.100.0060.03612.11
5.3.90.0060.03612.10
5.3.80.0070.03712.09
5.3.70.0060.03612.09
5.3.60.0060.03912.07
5.3.50.0060.03612.02
5.3.40.0030.03912.02
5.3.30.0070.03411.97
5.3.20.0070.03311.76
5.3.10.0050.03411.72
5.3.00.0040.03611.71
5.2.170.0040.0309.22
5.2.160.0020.0319.22
5.2.150.0050.0299.22
5.2.140.0060.0289.21
5.2.130.0040.0289.17
5.2.120.0040.0279.18
5.2.110.0060.0289.18
5.2.100.0050.0279.17
5.2.90.0010.0319.18
5.2.80.0060.0389.17
5.2.70.0070.0289.17
5.2.60.0030.0309.13
5.2.50.0080.0299.10
5.2.40.0050.0279.07
5.2.30.0030.0309.04
5.2.20.0040.0289.03
5.2.10.0030.0288.95
5.2.00.0030.0298.80
5.1.60.0050.0278.09
5.1.50.0050.0238.09
5.1.40.0060.0218.06
5.1.30.0040.0258.41
5.1.20.0040.0348.43
5.1.10.0030.0268.16
5.1.00.0040.0348.17
5.0.50.0040.0206.63
5.0.40.0030.0196.50
5.0.30.0020.0316.30
5.0.20.0020.0226.27
5.0.10.0030.0266.25
5.0.00.0050.0316.25
4.4.90.0030.0234.78
4.4.80.0030.0204.75
4.4.70.0050.0174.75
4.4.60.0040.0174.76
4.4.50.0020.0184.77
4.4.40.0010.0294.71
4.4.30.0030.0204.76
4.4.20.0040.0144.85
4.4.10.0060.0154.85
4.4.00.0040.0244.76
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0020.0154.63
4.3.80.0030.0234.59
4.3.70.0010.0164.63
4.3.60.0040.0134.63
4.3.50.0050.0244.63
4.3.40.0040.0314.53
4.3.30.0010.0193.30
4.3.20.0010.0173.27
4.3.10.0020.0153.24
4.3.00.0000.01710.43

preferences:
42.99 ms | 401 KiB | 5 Q