3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1, 2, 3, 4); function transformMe(&$val) { $val *= 2; } array_walk($a, 'transformMe'); 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)
8.3.70.0030.01216.58
8.3.60.0130.00316.50
8.3.50.0130.00722.83
8.3.40.0040.01118.71
8.3.30.0100.00319.01
8.3.20.0070.00020.39
8.3.10.0080.00023.63
8.3.00.0030.00517.50
8.2.180.0110.00818.17
8.2.170.0100.00322.96
8.2.160.0070.01120.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00821.09
8.2.110.0060.00320.84
8.2.100.0070.00418.22
8.2.90.0070.00319.05
8.2.80.0000.00817.97
8.2.70.0030.00517.50
8.2.60.0050.00517.66
8.2.50.0000.00818.07
8.2.40.0130.00018.11
8.2.30.0070.00318.06
8.2.20.0040.00417.73
8.2.10.0040.00418.05
8.2.00.0050.00217.59
8.1.280.0080.00825.92
8.1.270.0090.00323.99
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0070.00321.37
8.1.230.0040.00717.83
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0080.00317.36
8.1.190.0050.00317.11
8.1.180.0030.00518.10
8.1.170.0030.00618.46
8.1.160.0000.00721.96
8.1.150.0000.00818.78
8.1.140.0000.00717.39
8.1.130.0000.00717.80
8.1.120.0040.00417.43
8.1.110.0050.00217.30
8.1.100.0000.00717.28
8.1.90.0050.00317.34
8.1.80.0040.00417.32
8.1.70.0000.00817.30
8.1.60.0030.00617.57
8.1.50.0080.00017.43
8.1.40.0060.00317.51
8.1.30.0050.00317.63
8.1.20.0040.00417.50
8.1.10.0050.00317.50
8.1.00.0000.00817.45
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00818.42
8.0.270.0030.00317.16
8.0.260.0030.00317.11
8.0.250.0000.00716.81
8.0.240.0070.00016.88
8.0.230.0000.00616.91
8.0.220.0000.00816.72
8.0.210.0000.00716.87
8.0.200.0070.00016.74
8.0.190.0050.00316.89
8.0.180.0030.00416.78
8.0.170.0080.00016.75
8.0.160.0000.00716.78
8.0.150.0060.00316.70
8.0.140.0070.00316.78
8.0.130.0060.00013.22
8.0.120.0050.00316.68
8.0.110.0000.00716.81
8.0.100.0070.00016.89
8.0.90.0000.00816.73
8.0.80.0120.00316.85
8.0.70.0000.00716.86
8.0.60.0000.00716.72
8.0.50.0060.00316.63
8.0.30.0090.00916.94
8.0.20.0170.01317.40
8.0.10.0040.00417.07
8.0.00.0070.01316.81
7.4.330.0000.00515.00
7.4.320.0030.00316.37
7.4.300.0000.00616.44
7.4.290.0000.00716.55
7.4.280.0040.00416.55
7.4.270.0030.00316.55
7.4.260.0070.00016.44
7.4.250.0080.00016.33
7.4.240.0030.00416.55
7.4.230.0030.00316.58
7.4.220.0120.00716.53
7.4.210.0030.01116.38
7.4.200.0000.00816.44
7.4.160.0070.01416.42
7.4.150.0160.00817.40
7.4.140.0060.01217.86
7.4.130.0120.00416.46
7.4.120.0090.00916.48
7.4.110.0070.01016.46
7.4.100.0190.00716.50
7.4.90.0030.01316.48
7.4.80.0100.00719.39
7.4.70.0070.01116.37
7.4.60.0070.01016.42
7.4.50.0030.00316.55
7.4.40.0070.01016.26
7.4.30.0080.00816.63
7.4.00.0070.00715.03
7.3.330.0070.00213.16
7.3.320.0030.00313.13
7.3.310.0030.00316.16
7.3.300.0030.00316.14
7.3.290.0100.01016.14
7.3.280.0070.00816.16
7.3.270.0130.00417.40
7.3.260.0150.00616.39
7.3.250.0110.00616.35
7.3.240.0140.00316.23
7.3.230.0100.00716.39
7.3.210.0180.00016.57
7.3.200.0140.00419.39
7.3.190.0090.00916.36
7.3.180.0030.01416.40
7.3.170.0060.00916.27
7.3.160.0130.00316.24
7.2.330.0120.01316.26
7.2.320.0070.01116.48
7.2.310.0130.00316.31
7.2.300.0040.01316.43
7.2.290.0080.00816.46
7.2.60.0080.00816.52
7.2.00.0000.01019.26
7.1.200.0030.00915.72
7.1.100.0090.00918.03
7.1.70.0030.01017.05
7.1.60.0120.01219.40
7.1.50.0100.00716.86
7.1.00.0030.07722.30
7.0.200.0160.00614.82
7.0.140.0070.07021.96
7.0.60.0130.03020.03
7.0.50.0000.04317.86
7.0.40.0100.08720.40
7.0.30.0270.05320.18
7.0.20.0230.08720.29
7.0.10.0030.08720.33
7.0.00.0270.06720.22
5.6.280.0130.06321.07
5.6.210.0070.05320.64
5.6.200.0030.08018.18
5.6.190.0100.07320.46
5.6.180.0230.03720.47
5.6.170.0270.07720.47
5.6.160.0030.09020.48
5.6.150.0030.08318.22
5.6.140.0030.08718.24
5.6.130.0000.05718.15
5.6.120.0130.07721.00
5.6.110.0130.07320.93
5.6.100.0170.08021.00
5.6.90.0100.06321.11
5.6.80.0000.07320.44
5.5.350.4200.04320.38
5.5.340.0070.03718.03
5.5.330.0170.08020.27
5.5.320.0300.06320.36
5.5.310.0230.08020.38
5.5.300.0130.05318.08
5.5.290.0070.08317.94
5.5.280.0070.08020.85
5.5.270.0030.05320.84
5.5.260.0070.08320.71
5.5.250.0100.06020.59
5.5.240.0130.07020.14
5.4.450.0130.05319.34
5.4.440.0600.05719.23
5.4.430.0570.06019.43
5.4.420.0730.05319.43
5.4.410.0600.06319.52
5.4.400.0730.04019.08
5.4.390.0700.05319.25
5.4.380.0170.04318.51
5.4.370.0230.05018.74
5.4.360.0200.04718.75
5.4.350.0070.04012.02
5.4.340.0070.03812.02
5.4.320.0080.03312.51
5.4.310.0070.03612.50
5.4.300.0060.03912.50
5.4.290.0090.03812.50
5.4.280.0050.03712.40
5.4.270.0040.03812.40
5.4.260.0050.03912.40
5.4.250.0040.03912.39
5.4.240.0060.03512.40
5.4.230.0030.04012.39
5.4.220.0050.03612.39
5.4.210.0060.04112.39
5.4.200.0080.03512.39
5.4.190.0060.04212.39
5.4.180.0070.03912.39
5.4.170.0080.03712.39
5.4.160.0070.04412.39
5.4.150.0070.03512.39
5.4.140.0060.03612.07
5.4.130.0070.03812.06
5.4.120.0040.03512.02
5.4.110.0060.03612.01
5.4.100.0040.03912.01
5.4.90.0040.03712.01
5.4.80.0040.03712.01
5.4.70.0090.03012.00
5.4.60.0070.03212.01
5.4.50.0060.04412.01
5.4.40.0050.04112.00
5.4.30.0100.03611.99
5.4.20.0090.03112.00
5.4.10.0070.04611.99
5.4.00.0070.03511.48
5.3.290.0030.04312.80
5.3.280.0070.03612.71
5.3.270.0070.03812.72
5.3.260.0060.03912.72
5.3.250.0040.03912.72
5.3.240.0050.03812.72
5.3.230.0040.04512.71
5.3.220.0070.04112.68
5.3.210.0070.03712.68
5.3.200.0050.03712.68
5.3.190.0080.03512.67
5.3.180.0060.03612.67
5.3.170.0050.03712.67
5.3.160.0070.03412.67
5.3.150.0090.03712.67
5.3.140.0080.03412.66
5.3.130.0030.04212.66
5.3.120.0060.03912.66
5.3.110.0100.03812.66
5.3.100.0060.03612.12
5.3.90.0080.03612.09
5.3.80.0030.03912.09
5.3.70.0070.04012.09
5.3.60.0050.03612.08
5.3.50.0070.04012.02
5.3.40.0070.03412.02
5.3.30.0060.03511.97
5.3.20.0050.03811.76
5.3.10.0050.03511.73
5.3.00.0060.03911.71
5.2.170.0020.0339.21
5.2.160.0030.0329.22
5.2.150.0030.0319.22
5.2.140.0040.0319.21
5.2.130.0050.0299.17
5.2.120.0040.0289.17
5.2.110.0040.0369.18
5.2.100.0060.0279.17
5.2.90.0040.0309.17
5.2.80.0040.0309.16
5.2.70.0070.0389.17
5.2.60.0080.0369.13
5.2.50.0060.0319.10
5.2.40.0040.0299.07
5.2.30.0050.0379.04
5.2.20.0100.0279.04
5.2.10.0020.0308.93
5.2.00.0020.0318.80
5.1.60.0010.0298.08
5.1.50.0050.0268.08
5.1.40.0040.0288.06
5.1.30.0000.0308.41
5.1.20.0040.0298.43
5.1.10.0050.0248.16
5.1.00.0060.0238.16
5.0.50.0040.0256.64
5.0.40.0040.0196.50
5.0.30.0030.0376.31
5.0.20.0060.0186.27
5.0.10.0050.0206.25
5.0.00.0040.0326.25
4.4.90.0010.0174.78
4.4.80.0030.0154.75
4.4.70.0030.0154.75
4.4.60.0030.0144.76
4.4.50.0040.0134.77
4.4.40.0020.0254.71
4.4.30.0020.0204.76
4.4.20.0050.0164.85
4.4.10.0030.0184.85
4.4.00.0020.0254.75
4.3.110.0030.0154.67
4.3.100.0020.0164.67
4.3.90.0040.0164.63
4.3.80.0040.0274.59
4.3.70.0030.0204.63
4.3.60.0010.0154.63
4.3.50.0050.0134.63
4.3.40.0040.0234.54
4.3.30.0020.0153.30
4.3.20.0010.0163.28
4.3.10.0020.0153.23
4.3.00.0100.0277.12

preferences:
58.65 ms | 401 KiB | 5 Q