3v4l.org

run code in 300+ PHP versions simultaneously
<?php function f($a, &$b, &$c) { echo __FUNCTION__, "\n"; var_dump($a); var_dump($b); var_dump($c); $b++; $c--; } $ref_a = 10; $ref_b = 10; $arr = array('a', &$ref_a, $ref_b); // call_user_func_array('f', $arr); var_dump($arr); f(...$arr); var_dump($arr);

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)
8.3.60.0130.00316.50
8.3.50.0100.00722.04
8.3.40.0110.00318.79
8.3.30.0110.00419.25
8.3.20.0040.00420.33
8.3.10.0050.00323.66
8.3.00.0040.00419.01
8.2.180.0030.01018.41
8.2.170.0060.00922.96
8.2.160.0070.00720.47
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00020.68
8.2.110.0070.00319.27
8.2.100.0080.00419.43
8.2.90.0080.00019.30
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0060.00318.03
8.2.50.0030.00518.10
8.2.40.0060.00320.01
8.2.30.0070.00018.32
8.2.20.0040.00417.77
8.2.10.0040.00418.19
8.2.00.0050.00217.80
8.1.280.0070.01125.92
8.1.270.0150.00423.97
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0060.00323.77
8.1.230.0090.00317.70
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0080.00017.22
8.1.180.0030.00618.10
8.1.170.0060.00318.46
8.1.160.0000.00721.93
8.1.150.0070.00018.59
8.1.140.0070.00017.41
8.1.130.0070.00017.83
8.1.120.0000.00717.49
8.1.110.0030.00517.41
8.1.100.0000.00717.49
8.1.90.0000.00717.38
8.1.80.0030.00617.46
8.1.70.0000.00717.34
8.1.60.0050.00317.48
8.1.50.0060.00317.55
8.1.40.0040.00417.51
8.1.30.0030.00617.60
8.1.20.0050.00317.66
8.1.10.0040.00417.48
8.1.00.0000.00817.45
8.0.300.0050.00318.77
8.0.290.0050.00516.75
8.0.280.0070.00018.44
8.0.270.0000.00717.20
8.0.260.0040.00417.20
8.0.250.0030.00317.03
8.0.240.0030.00316.84
8.0.230.0060.00316.95
8.0.220.0000.00716.91
8.0.210.0070.00016.85
8.0.200.0060.00016.87
8.0.190.0000.00717.00
8.0.180.0040.00416.92
8.0.170.0000.00816.90
8.0.160.0000.00816.90
8.0.150.0040.00416.74
8.0.140.0030.00616.92
8.0.130.0050.00013.33
8.0.120.0030.00516.75
8.0.110.0050.00216.84
8.0.100.0000.00816.75
8.0.90.0030.00516.76
8.0.80.0060.01316.89
8.0.70.0030.00516.69
8.0.60.0000.00716.94
8.0.50.0070.00016.87
8.0.30.0090.01016.96
8.0.20.0110.00917.40
8.0.10.0040.00416.90
8.0.00.0090.01016.88
7.4.330.0020.00215.00
7.4.320.0000.00616.65
7.4.300.0030.00316.59
7.4.290.0080.00016.51
7.4.280.0030.00316.52
7.4.270.0000.00616.54
7.4.260.0000.00716.48
7.4.250.0000.00716.47
7.4.240.0050.00216.51
7.4.230.0070.00016.39
7.4.220.0110.01416.63
7.4.210.0070.00716.56
7.4.200.0000.00716.43
7.4.190.0070.00016.76
7.4.160.0090.00916.49
7.4.150.0000.01817.40
7.4.140.0080.01217.86
7.4.130.0090.01016.54
7.4.120.0060.01216.54
7.4.110.0170.00716.71
7.4.100.0100.01316.56
7.4.90.0100.00716.48
7.4.80.0050.01319.39
7.4.70.0120.00416.46
7.4.60.0060.01216.50
7.4.50.0030.00616.67
7.4.40.0100.00716.47
7.4.30.0070.01016.65
7.4.00.0080.00815.09
7.3.330.0030.00313.34
7.3.320.0030.00313.23
7.3.310.0040.00416.35
7.3.300.0000.00716.16
7.3.290.0070.00716.28
7.3.280.0030.01516.33
7.3.270.0140.00417.40
7.3.260.0090.00916.34
7.3.250.0130.00416.46
7.3.240.0060.01216.32
7.3.230.0100.00816.54
7.3.210.0040.01316.60
7.3.200.0100.00716.29
7.3.190.0080.01216.30
7.3.180.0170.00016.42
7.3.170.0110.01116.38
7.3.160.0050.01116.60
7.3.120.0120.00414.97
7.3.00.0160.00016.75
7.2.330.0170.00016.36
7.2.320.0160.00016.55
7.2.310.0180.00316.73
7.2.300.0120.00916.45
7.2.290.0140.01116.75
7.2.130.0130.00616.81
7.2.120.0100.00717.05
7.2.110.0150.00616.77
7.2.100.0070.00716.76
7.2.90.0080.00817.07
7.2.80.0030.00916.81
7.2.70.0140.00316.62
7.2.60.0080.00616.59
7.2.50.0060.00916.76
7.2.40.0100.00716.83
7.2.30.0070.01016.91
7.2.20.0060.01016.82
7.2.10.0030.00716.66
7.2.00.0100.00718.17
7.1.250.0040.00815.77
7.1.240.0120.00615.75
7.1.230.0130.00715.75
7.1.220.0070.00715.80
7.1.210.0070.01015.76
7.1.200.0110.00715.68
7.1.190.0120.00315.36
7.1.180.0080.00815.67
7.1.170.0120.00015.70
7.1.160.0080.00315.75
7.1.150.0040.01115.53
7.1.140.0100.00615.72
7.1.130.0110.00415.59
7.1.120.0040.01115.60
7.1.110.0120.00315.92
7.1.100.0110.00616.82
7.1.90.0100.00715.54
7.1.80.0090.00415.55
7.1.70.0040.00616.55
7.1.60.0100.01017.54
7.1.50.0120.00816.44
7.1.40.0100.00715.71
7.1.30.0030.00915.59
7.1.20.0090.00615.88
7.1.10.0110.00715.91
7.1.00.0080.03819.03
7.0.330.0110.00315.39
7.0.320.0060.00615.23
7.0.310.0040.01115.06
7.0.300.0100.00315.35
7.0.290.0080.00815.34
7.0.280.0060.00615.33
7.0.270.0100.00315.40
7.0.260.0000.01015.54
7.0.250.0150.00015.48
7.0.240.0100.00715.53
7.0.230.0100.00615.47
7.0.220.0160.00315.33
7.0.210.0150.00315.39
7.0.200.0050.00515.92
7.0.190.0100.00715.48
7.0.180.0130.00315.18
7.0.170.0110.00715.45
7.0.160.0120.00615.48
7.0.150.0120.00415.53
7.0.140.0040.04018.79
7.0.130.0130.00015.22
7.0.120.0120.00415.33
7.0.110.0120.00315.22
7.0.100.0080.00415.15
7.0.90.0100.00715.45
7.0.80.0090.00615.38
7.0.70.0110.00415.45
7.0.60.0070.04217.58
7.0.50.0070.04516.58
7.0.40.0040.04516.81
7.0.30.0150.03916.67
7.0.20.0130.02116.76
7.0.10.0170.04016.67
7.0.00.0120.02516.79
5.6.380.0090.00314.45
5.6.370.0070.00714.38
5.6.360.0060.00614.14
5.6.350.0060.00313.91
5.6.340.0050.00514.25
5.6.330.0000.00914.55
5.6.320.0030.00914.14
5.6.310.0040.00714.17
5.6.300.0070.00714.22
5.6.290.0070.00714.54
5.6.280.0050.03817.76
5.6.270.0000.01213.84
5.6.260.0050.00513.79
5.6.250.0030.00914.04
5.6.240.0040.01114.03
5.6.230.0000.01114.16
5.6.220.0040.00714.21
5.6.210.0020.03317.34
5.6.200.0100.03516.20
5.6.190.0030.02817.37
5.6.180.0160.02317.42
5.6.170.0170.02517.39
5.6.160.0020.02517.21
5.6.150.0040.04416.04
5.6.140.0100.03716.13
5.6.130.0090.04516.09
5.6.120.0070.03017.78
5.6.110.0070.04517.75
5.6.100.0050.02517.59
5.6.90.0100.04017.67
5.6.80.0080.04417.29
5.6.70.0150.01717.30
5.6.60.0000.01113.95
5.6.50.0000.01214.09
5.6.40.0000.01314.24
5.6.30.0070.00314.17
5.6.20.0000.01314.21
5.6.10.0080.00414.36
5.6.00.0030.00714.34
5.5.380.0040.00711.13
5.5.370.0030.00310.63
5.5.360.0060.00310.91
5.5.350.0030.03315.55
5.5.340.0030.03014.31
5.5.330.0080.02315.53
5.5.320.0160.01815.58
5.5.310.0180.03815.42
5.5.300.0070.02714.24
5.5.290.0090.03514.33
5.5.280.0060.03615.78
5.5.270.0030.03015.78
5.5.260.0050.03815.76
5.5.250.0070.04515.88
5.5.240.0070.02115.40
5.5.230.0030.00611.03
5.5.220.0090.00310.76
5.5.210.0110.00010.96
5.5.200.0070.00010.93
5.5.190.0040.00710.68
5.5.180.0000.01010.73
5.5.170.0060.00010.30
5.5.160.0040.00710.63
5.5.150.0030.00710.87
5.5.140.0070.00610.96
5.5.130.0000.01010.54
5.5.120.0060.00611.00
5.5.110.0000.00710.61
5.5.100.0080.00010.64
5.5.90.0000.00710.74
5.5.80.0030.00710.86
5.5.70.0000.01310.96
5.5.60.0070.00710.55
5.5.50.0030.00510.95
5.5.40.0000.01110.61
5.5.30.0000.00810.84
5.5.20.0040.00710.73
5.5.10.0030.00910.84
5.5.00.0060.00610.65
5.4.450.0100.03315.30
5.4.440.0490.03415.14
5.4.430.0500.03915.14
5.4.420.0120.03415.24
5.4.410.0520.03115.20
5.4.400.0090.03314.70
5.4.390.0160.03114.85
5.4.380.0110.03114.56
5.4.370.0060.02914.82
5.4.360.0060.02114.77
5.4.350.0130.01911.49
5.4.340.0110.01911.47
5.4.330.0050.00510.84
5.4.320.0070.02411.79
5.4.310.0110.02211.60
5.4.300.0070.02511.64
5.4.290.0050.02411.61
5.4.280.0080.01911.52
5.4.270.0080.01811.63
5.4.260.0060.02011.51
5.4.250.0050.02311.42
5.4.240.0080.02111.58
5.4.230.0090.02011.60
5.4.220.0040.02511.60
5.4.210.0050.02111.53
5.4.200.0030.02311.58
5.4.190.0050.02511.56
5.4.180.0040.02211.50
5.4.170.0060.02011.68
5.4.160.0040.02311.38
5.4.150.0070.02111.58
5.4.140.0090.01811.56
5.4.130.0050.02311.50
5.4.120.0070.02111.40
5.4.110.0100.01911.51
5.4.100.0120.02111.38
5.4.90.0090.02011.27
5.4.80.0080.02111.40
5.4.70.0090.02011.38
5.4.60.0060.02011.34
5.4.50.0080.01911.34
5.4.40.0100.01911.33
5.4.30.0070.02211.48
5.4.20.0120.01911.42
5.4.10.0050.02311.47
5.4.00.0080.01911.04
5.3.290.0040.02411.61
5.3.280.0070.02111.35
5.3.270.0060.02111.45
5.3.260.0060.02411.51
5.3.250.0060.02111.50
5.3.240.0070.02311.45
5.3.230.0050.02811.50
5.3.220.0080.02811.35
5.3.210.0070.03011.46
5.3.200.0060.03211.46
5.3.190.0070.02911.48
5.3.180.0040.02811.43
5.3.170.0020.02611.55
5.3.160.0060.02311.52
5.3.150.0080.02011.55
5.3.140.0040.02211.51
5.3.130.0030.02411.47
5.3.120.0060.02411.39
5.3.110.0040.02511.45
5.3.100.0090.02011.24
5.3.90.0080.02211.27
5.3.80.0030.02411.19
5.3.70.0080.02611.16
5.3.60.0070.02211.23
5.3.50.0090.02011.09
5.3.40.0070.02211.01
5.3.30.0030.02511.09
5.3.20.0060.02110.99
5.3.10.0070.02210.87
5.3.00.0110.01910.94
5.2.170.0050.0209.59
5.2.160.0050.0189.59
5.2.150.0070.0179.59
5.2.140.0050.0189.59
5.2.130.0060.0179.57
5.2.120.0050.0169.57
5.2.110.0020.0229.57
5.2.100.0090.0149.57
5.2.90.0040.0179.57
5.2.80.0020.0269.56
5.2.70.0110.0219.57
5.2.60.0060.0239.54
5.2.50.0050.0259.53
5.2.40.0090.0209.52
5.2.30.0080.0229.50
5.2.20.0070.0219.50
5.2.10.0050.0279.45
5.2.00.0100.0219.38
5.1.60.0100.0159.02
5.1.50.0050.0219.02
5.1.40.0060.0179.01
5.1.30.0060.0209.19
5.1.20.0040.0169.20
5.1.10.0020.0199.06
5.1.00.0060.0149.06
5.0.50.0060.0118.30
5.0.40.0040.0148.23
5.0.30.0060.0158.13
5.0.20.0050.0098.12
5.0.10.0040.0118.11
5.0.00.0060.0168.11
4.4.90.0050.0097.37
4.4.80.0030.0097.36
4.4.70.0030.0107.36
4.4.60.0020.0107.36
4.4.50.0040.0107.36
4.4.40.0020.0147.33
4.4.30.0020.0147.36
4.4.20.0010.0137.40
4.4.10.0040.0097.40
4.4.00.0020.0197.36
4.3.110.0020.0117.31
4.3.100.0020.0097.31
4.3.90.0020.0117.30
4.3.80.0020.0147.27
4.3.70.0030.0077.29
4.3.60.0020.0107.29
4.3.50.0030.0117.29
4.3.40.0020.0157.25
4.3.30.0040.0096.63
4.3.20.0020.0116.62
4.3.10.0030.0076.60
4.3.00.0020.0168.55

preferences:
51.27 ms | 401 KiB | 5 Q