3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo(&$a) { $a++; } $a = 1; $b = 'foo'; $b($a); 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)
8.3.60.0100.00718.43
8.3.50.0080.01022.11
8.3.40.0110.00418.64
8.3.30.0110.00418.58
8.3.20.0040.00418.65
8.3.10.0050.00319.10
8.3.00.0080.00021.76
8.2.180.0100.00716.75
8.2.170.0100.00722.96
8.2.160.0160.00320.43
8.2.150.0060.00324.18
8.2.140.0050.00224.66
8.2.130.0100.00726.16
8.2.120.0070.00019.56
8.2.110.0050.00522.32
8.2.100.0070.00417.66
8.2.90.0040.00419.05
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0060.00317.80
8.2.50.0030.00618.10
8.2.40.0030.00620.50
8.2.30.0050.00321.27
8.2.20.0000.00717.67
8.2.10.0000.00817.68
8.2.00.0050.00317.63
8.1.280.0170.00325.92
8.1.270.0070.00323.99
8.1.260.0070.01126.35
8.1.250.0080.00028.09
8.1.240.0050.00521.38
8.1.230.0090.00317.57
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0090.00017.23
8.1.190.0040.00417.23
8.1.180.0000.00718.10
8.1.170.0000.00818.58
8.1.160.0030.00618.83
8.1.150.0040.00418.68
8.1.140.0040.00417.30
8.1.130.0070.00017.86
8.1.120.0000.00717.26
8.1.110.0000.00717.30
8.1.100.0040.00417.41
8.1.90.0030.00317.38
8.1.80.0000.00717.36
8.1.70.0030.00517.39
8.1.60.0030.00617.64
8.1.50.0070.00017.48
8.1.40.0050.00217.48
8.1.30.0050.00217.63
8.1.20.0030.00517.48
8.1.10.0000.00817.52
8.1.00.0000.00717.44
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0000.00718.34
8.0.270.0030.00317.11
8.0.260.0000.00616.75
8.0.250.0040.00416.86
8.0.240.0070.00316.90
8.0.230.0000.00716.86
8.0.220.0000.01016.88
8.0.210.0000.00816.81
8.0.200.0040.00416.77
8.0.190.0080.00016.86
8.0.180.0000.00816.73
8.0.170.0030.00516.81
8.0.160.0040.00416.89
8.0.150.0100.00016.83
8.0.140.0070.00416.68
8.0.130.0000.00513.32
8.0.120.0060.00316.68
8.0.110.0040.00416.63
8.0.100.0040.00416.82
8.0.90.0000.00816.70
8.0.80.0130.00716.84
8.0.70.0030.00416.79
8.0.60.0000.00816.86
8.0.50.0040.00416.71
8.0.30.0120.01017.13
8.0.20.0110.00717.40
8.0.10.0070.00016.76
8.0.00.0120.00516.71
7.4.330.0030.00314.72
7.4.320.0000.00616.59
7.4.300.0000.00616.45
7.4.290.0070.00016.41
7.4.280.0030.00316.56
7.4.270.0030.00316.64
7.4.260.0060.00013.34
7.4.250.0000.00716.57
7.4.240.0030.00316.61
7.4.230.0000.00716.48
7.4.220.0100.00716.40
7.4.210.0080.00716.60
7.4.200.0000.00716.36
7.4.190.0000.00716.59
7.4.160.0070.01016.47
7.4.150.0070.01017.40
7.4.140.0140.01017.86
7.4.130.0170.00516.52
7.4.120.0070.01016.43
7.4.110.0030.01616.70
7.4.100.0120.00616.39
7.4.90.0140.00416.35
7.4.80.0150.01019.39
7.4.70.0070.01016.40
7.4.60.0160.00616.42
7.4.50.0000.00916.46
7.4.40.0070.00722.52
7.4.30.0100.01016.52
7.4.00.0040.01414.94
7.3.330.0000.00513.10
7.3.320.0000.00513.25
7.3.310.0030.00316.27
7.3.300.0050.00316.11
7.3.290.0060.01316.23
7.3.280.0100.00616.22
7.3.270.0110.00717.40
7.3.260.0100.01018.24
7.3.250.0090.01016.41
7.3.240.0120.00616.21
7.3.230.0130.00916.39
7.3.210.0090.01216.30
7.3.200.0100.00719.39
7.3.190.0030.01516.53
7.3.180.0090.00616.25
7.3.170.0120.00916.29
7.3.160.0130.00316.36
7.3.120.0000.01314.75
7.2.330.0070.01016.65
7.2.320.0170.00016.63
7.2.310.0110.01216.38
7.2.300.0120.00416.35
7.2.290.0060.01616.43
7.2.60.0030.01016.59
7.2.00.0100.00719.14
7.1.200.0030.01015.81
7.1.100.0970.00318.09
7.1.70.0060.00317.01
7.1.60.0070.01719.40
7.1.50.0090.01316.86
7.1.00.0070.07322.44
7.0.200.0000.00716.63
7.0.140.0070.07021.98
7.0.70.0000.04721.73
7.0.60.0070.03721.55
7.0.50.0030.08722.11
7.0.40.0070.04320.09
7.0.30.0000.04320.08
7.0.20.0000.05320.13
7.0.10.0070.03020.06
7.0.00.0000.04320.18
5.6.280.0030.07321.10
5.6.220.0000.08020.67
5.6.210.0000.05720.46
5.6.200.0100.06721.09
5.6.190.0070.04021.11
5.6.180.0030.04721.04
5.6.170.0100.05020.92
5.6.160.0030.03720.94
5.6.150.0000.07320.96
5.6.140.0030.08321.04
5.6.130.0000.09321.11
5.6.120.0070.07021.01
5.6.110.0000.03721.16
5.6.100.0000.04321.13
5.6.90.0070.08020.95
5.6.80.0030.08720.43
5.6.70.0170.07720.43
5.6.60.0030.04020.30
5.6.50.0030.04320.43
5.6.40.0030.04020.39
5.6.30.0000.04320.50
5.6.20.0000.04320.43
5.6.10.0000.03320.52
5.6.00.0000.03320.45
5.5.360.0100.07320.53
5.5.350.0030.08320.41
5.5.340.0100.04720.89
5.5.330.0070.06320.84
5.5.320.0030.08020.80
5.5.310.0030.04720.79
5.5.300.0100.06720.90
5.5.290.0000.05720.89
5.5.280.0030.03720.91
5.5.270.0000.08320.79
5.5.260.0030.07720.79
5.5.250.0000.05020.45
5.5.240.0000.08720.30
5.5.230.0000.04720.06
5.5.220.0070.06720.18
5.5.210.0030.07020.16
5.5.200.0070.03320.27
5.5.190.0030.04020.21
5.5.180.0000.05720.22
5.5.160.0000.04320.11
5.5.150.0000.04720.08
5.5.140.0000.04020.07
5.5.130.0000.07320.20
5.5.120.0070.04020.23
5.5.110.0000.04020.20
5.5.100.0030.04020.07
5.5.90.0070.05020.15
5.5.80.0000.04020.01
5.5.70.0000.04320.09
5.5.60.0070.03720.14
5.5.50.0000.04020.08
5.5.40.0030.03720.03
5.5.30.0000.04020.03
5.5.20.0070.03320.03
5.5.10.0000.04320.08
5.5.00.0130.03320.07
5.4.450.0000.03719.46
5.4.440.0030.08019.45
5.4.430.0100.03719.36
5.4.420.0030.05019.44
5.4.410.0070.07319.10
5.4.400.0070.07719.13
5.4.390.0030.10019.03
5.4.380.0030.03719.03
5.4.370.0100.05719.13
5.4.360.0030.05719.03
5.4.350.0100.06718.85
5.4.340.0000.04019.14
5.4.320.0000.05318.88
5.4.310.0070.03318.88
5.4.300.0000.08018.90
5.4.290.0000.04018.86
5.4.280.0030.03719.17
5.4.270.0070.03719.13
5.4.260.0070.03719.23
5.4.250.0030.03319.04
5.4.240.0000.04019.20
5.4.230.0000.04018.84
5.4.220.0070.03718.92
5.4.210.0070.06719.17
5.4.200.0070.03319.15
5.4.190.0000.03718.86
5.4.180.0030.04018.86
5.4.170.0070.06019.08
5.4.160.0030.03718.86
5.4.150.0000.08319.11
5.4.140.0030.04716.20
5.4.130.0030.05016.32
5.4.120.0030.03316.20
5.4.110.0070.04016.39
5.4.100.0030.03316.34
5.4.90.0000.05016.24
5.4.80.0000.03716.41
5.4.70.0000.03316.37
5.4.60.0070.03016.41
5.4.50.0000.06016.31
5.4.40.0000.03016.49
5.4.30.0000.03016.36
5.4.20.0030.03716.40
5.4.10.0030.02716.48
5.4.00.0030.03715.89
5.3.290.0000.04314.69
5.3.280.0000.04014.68
5.3.270.0000.08014.56
5.3.260.0070.03314.71
5.3.250.0000.04014.57
5.3.240.0000.03714.72
5.3.230.0030.07314.55
5.3.220.0000.04014.57
5.3.210.0030.06014.63
5.3.200.0000.03714.66
5.3.190.0030.03314.50
5.3.180.0000.04314.62
5.3.170.0070.03014.53
5.3.160.0000.05314.55
5.3.150.0000.04014.57
5.3.140.0030.03714.57
5.3.130.0000.03314.46
5.3.120.0000.03714.54
5.3.110.0000.03714.61
5.3.100.0030.06313.97
5.3.90.0000.07313.97
5.3.80.0030.04314.00
5.3.70.0000.07714.04
5.3.60.0030.06314.07
5.3.50.0000.05713.96
5.3.40.0000.08313.89
5.3.30.0030.07713.97
5.3.20.0070.07313.63
5.3.10.0070.03713.61
5.3.00.0030.05713.69
5.2.170.0070.04312.52
5.2.160.0000.06012.52
5.2.150.0030.03712.52
5.2.140.0070.06012.52
5.2.130.0030.05712.52
5.2.120.0030.05312.52
5.2.110.0070.06012.52
5.2.100.0000.06012.52
5.2.90.0030.04712.52
5.2.80.0000.06712.52
5.2.70.0030.05712.52
5.2.60.0000.06712.52
5.2.50.0030.06012.52
5.2.40.0000.05012.52
5.2.30.0000.06312.52
5.2.20.0030.06312.52
5.2.10.0030.05712.52
5.2.00.0030.05312.52
5.1.60.0000.05712.52
5.1.50.0000.04712.52
5.1.40.0000.03012.52
5.1.30.0000.04312.52
5.1.20.0030.05712.52
5.1.10.0030.05312.52
5.1.00.0070.05012.52
5.0.50.0000.04012.52
5.0.40.0070.01712.52
5.0.30.0070.03012.52
5.0.20.0030.02312.52
5.0.10.0030.04712.52
5.0.00.0000.05712.52
4.4.90.0030.03312.52
4.4.80.0030.01712.52
4.4.70.0070.03312.52
4.4.60.0030.02712.52
4.4.50.0000.03312.52
4.4.40.0000.04712.52
4.4.30.0000.02012.52
4.4.20.0000.03712.52
4.4.10.0030.03012.52
4.4.00.0000.03712.52
4.3.110.0000.02712.52
4.3.100.0030.01312.52
4.3.90.0000.03012.52
4.3.80.0000.05712.52
4.3.70.0000.03712.52
4.3.60.0000.03712.52
4.3.50.0000.03312.52
4.3.40.0030.05012.52
4.3.30.0000.02712.52
4.3.20.0070.03312.52
4.3.10.0030.01312.52
4.3.00.0000.03712.52

preferences:
55.82 ms | 401 KiB | 5 Q