3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo(int $one, int $two, ?int &$output): void { $output = $one + $two; } foo(1, 2, $result); var_dump($result);

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)
8.3.60.0130.00718.56
8.3.50.0140.00318.04
8.3.40.0140.00321.90
8.3.30.0150.00018.57
8.3.20.0060.00924.18
8.3.10.0000.00824.66
8.3.00.0040.00426.16
8.2.180.0100.00725.92
8.2.170.0170.00318.96
8.2.160.0000.01422.96
8.2.150.0040.00425.66
8.2.140.0030.00624.66
8.2.130.0090.00626.16
8.2.120.0060.00326.35
8.2.110.0050.00520.94
8.2.100.0110.00017.91
8.2.90.0030.00617.63
8.2.80.0060.00317.97
8.2.70.0030.00617.63
8.2.60.0080.00017.50
8.2.50.0060.00317.79
8.2.40.0040.00419.23
8.2.30.0040.00419.16
8.2.20.0000.00717.98
8.2.10.0040.00419.17
8.2.00.0000.00719.10
8.1.280.0110.00325.92
8.1.270.0000.00823.99
8.1.260.0150.00328.09
8.1.250.0040.01428.09
8.1.240.0080.00022.02
8.1.230.0080.00418.85
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0060.00317.22
8.1.190.0000.00817.10
8.1.180.0050.00318.10
8.1.170.0000.00917.62
8.1.160.0070.00018.93
8.1.150.0040.00418.75
8.1.140.0030.00522.05
8.1.130.0000.00717.43
8.1.120.0070.00017.45
8.1.110.0040.00417.43
8.1.100.0020.00517.39
8.1.90.0070.00017.28
8.1.80.0040.00417.38
8.1.70.0050.00317.43
8.1.60.0050.00317.41
8.1.50.0000.00817.49
8.1.40.0040.00417.56
8.1.30.0040.00417.48
8.1.20.0040.00417.61
8.1.10.0060.00317.59
8.1.00.0040.00417.43
8.0.300.0040.00419.74
8.0.290.0040.00416.63
8.0.280.0030.00318.29
8.0.270.0030.00316.80
8.0.260.0030.00316.80
8.0.250.0060.00016.85
8.0.240.0040.00416.92
8.0.230.0060.00017.00
8.0.220.0030.00316.89
8.0.210.0030.00316.85
8.0.200.0000.00717.01
8.0.190.0000.00816.84
8.0.180.0040.00416.94
8.0.170.0030.00616.79
8.0.160.0000.00716.82
8.0.150.0000.00816.80
8.0.140.0030.00516.88
8.0.130.0000.00513.34
8.0.120.0000.00816.91
8.0.110.0030.00416.89
8.0.100.0040.00416.67
8.0.90.0030.00316.93
8.0.80.0050.01016.85
8.0.70.0000.00716.84
8.0.60.0000.00816.82
8.0.50.0070.00016.76
8.0.30.0100.00717.12
8.0.20.0110.00916.87
8.0.10.0050.00317.02
8.0.00.0120.00616.81
7.4.330.0000.00515.55
7.4.320.0000.00616.55
7.4.300.0030.00316.61
7.4.290.0050.00216.39
7.4.280.0000.00716.41
7.4.270.0000.00616.52
7.4.260.0000.00513.17
7.4.250.0040.00416.61
7.4.240.0030.00316.52
7.4.230.0000.00816.32
7.4.220.0020.00516.51
7.4.210.0100.00616.52
7.4.200.0070.00316.34
7.4.130.0050.01216.49
7.4.120.0080.01716.52
7.4.110.0290.00816.23
7.4.100.0400.00016.60
7.4.90.0320.00816.41
7.4.80.0310.00516.36
7.4.70.0260.00916.56
7.4.60.0240.00916.44
7.4.50.0190.01616.45
7.4.40.0270.01216.53
7.4.30.0240.01616.20
7.4.20.0270.00416.33
7.4.10.0190.01916.41
7.4.00.0170.00616.20
7.3.330.0030.00416.32
7.3.320.0030.00313.28
7.3.310.0000.00816.30
7.3.300.0040.00416.26
7.3.290.0040.01016.27
7.3.260.0110.01116.30
7.3.240.0140.01016.50
7.3.230.0230.01616.20
7.3.220.0350.00916.49
7.3.210.0250.01416.55
7.3.200.0320.00616.31
7.3.190.0310.00916.52
7.3.180.0310.01216.40
7.3.170.0290.01016.39
7.3.160.0340.00816.32
7.3.150.0270.00816.59
7.3.140.0300.01416.33
7.3.130.0240.01916.55
7.3.120.0190.02016.58
7.3.110.0320.00716.33
7.3.100.0250.01716.52
7.3.90.0310.01316.35
7.3.80.0250.00616.46
7.3.70.0200.01516.39
7.3.60.0250.00716.35
7.3.50.0270.01216.32
7.3.40.0220.01816.37
7.3.30.0270.00716.18
7.3.20.0300.00616.46
7.3.10.0630.01016.35
7.3.00.0290.00916.49
7.2.340.0240.02016.57
7.2.330.0260.01516.63
7.2.320.0410.00016.57
7.2.310.0350.00416.38
7.2.300.0160.02316.55
7.2.290.0370.00316.58
7.2.280.0210.01516.70
7.2.270.0250.01216.31
7.2.260.0210.01716.57
7.2.250.0290.00916.66
7.2.240.0220.01816.48
7.2.230.0360.00716.31
7.2.220.0200.01616.42
7.2.210.0300.00316.55
7.2.200.0250.01216.40
7.2.190.0240.01416.40
7.2.180.0340.01116.50
7.2.170.0240.01316.48
7.2.160.0340.00816.43
7.2.150.0250.01016.65
7.2.140.0210.01416.57
7.2.130.0280.01316.44
7.2.120.0340.00316.47
7.2.110.0300.01116.45
7.2.100.0290.00916.47
7.2.90.0320.01016.55
7.2.80.0250.00916.51
7.2.70.0270.00516.52
7.2.60.0310.01316.47
7.2.50.0250.00616.43
7.2.40.0260.00916.52
7.2.30.0220.01216.45
7.2.20.0170.01716.54
7.2.10.0250.01416.51
7.2.00.0270.00816.66

preferences:
61.51 ms | 400 KiB | 5 Q