3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); function a(float $num) { return $num; } $n = 3; var_dump($n); var_dump(a($n));

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)
8.3.60.0110.00718.43
8.3.50.0080.00816.25
8.3.40.0140.00018.47
8.3.30.0090.00618.62
8.3.20.0040.00420.04
8.3.10.0040.00421.60
8.3.00.0040.00422.51
8.2.180.0070.01416.38
8.2.170.0040.01122.96
8.2.160.0070.00719.21
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0030.00622.12
8.2.120.0070.00026.35
8.2.110.0090.00021.18
8.2.100.0030.00717.72
8.2.90.0050.00319.05
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0090.00017.80
8.2.50.0030.00518.10
8.2.40.0050.00320.41
8.2.30.0040.00419.05
8.2.20.0040.00417.89
8.2.10.0030.00717.98
8.2.00.0000.00718.18
8.1.280.0040.01125.92
8.1.270.0070.00022.06
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0060.00323.84
8.1.230.0040.00719.14
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0040.00817.23
8.1.190.0030.00517.22
8.1.180.0030.00518.10
8.1.170.0040.00418.52
8.1.160.0000.00718.73
8.1.150.0040.00420.08
8.1.140.0070.00019.51
8.1.130.0070.00018.82
8.1.120.0000.00817.30
8.1.110.0050.00317.29
8.1.100.0000.00817.37
8.1.90.0060.00317.38
8.1.80.0040.00417.39
8.1.70.0040.00417.31
8.1.60.0030.00517.48
8.1.50.0090.00017.57
8.1.40.0000.00817.42
8.1.30.0000.00817.50
8.1.20.0060.00317.64
8.1.10.0000.00717.55
8.1.00.0020.00517.38
8.0.300.0030.00420.04
8.0.290.0050.00316.63
8.0.280.0000.00818.44
8.0.270.0090.00017.11
8.0.260.0030.00318.91
8.0.250.0000.00716.96
8.0.240.0030.00716.81
8.0.230.0030.00316.91
8.0.220.0000.00716.75
8.0.210.0000.00716.77
8.0.200.0060.00016.96
8.0.190.0000.00717.00
8.0.180.0040.00416.89
8.0.170.0000.00816.95
8.0.160.0070.00016.91
8.0.150.0080.00016.95
8.0.140.0050.00316.86
8.0.130.0030.00313.31
8.0.120.0050.00316.88
8.0.110.0040.00417.00
8.0.100.0000.00716.66
8.0.90.0000.00916.76
8.0.80.0060.01316.80
8.0.70.0100.00016.79
8.0.60.0040.00416.76
8.0.50.0040.00416.86
8.0.30.0130.00517.02
8.0.20.0130.00717.40
8.0.10.0000.00717.07
8.0.00.0100.00716.82
7.4.330.0050.00015.55
7.4.320.0000.00616.44
7.4.300.0030.00316.40
7.4.290.0030.00716.55
7.4.280.0060.00316.46
7.4.270.0050.00216.50
7.4.260.0040.00416.43
7.4.250.0000.00716.46
7.4.240.0030.00316.54
7.4.230.0030.00316.69
7.4.220.0030.01516.63
7.4.210.0080.01216.48
7.4.200.0040.00416.63
7.4.160.0140.00516.41
7.4.150.0060.01017.40
7.4.140.0140.00717.86
7.4.130.0150.00416.42
7.4.120.0110.01216.38
7.4.110.0090.00916.42
7.4.100.0060.01516.53
7.4.90.0070.01016.54
7.4.80.0030.01519.39
7.4.70.0120.00416.48
7.4.60.0130.00616.43
7.4.50.0060.00616.50
7.4.40.0160.00616.47
7.4.30.0090.00616.41
7.4.00.0120.00614.91
7.3.330.0070.00013.21
7.3.320.0000.00513.05
7.3.310.0030.00316.27
7.3.300.0040.00416.21
7.3.290.0100.01016.20
7.3.280.0050.01216.22
7.3.270.0070.01017.40
7.3.260.0110.01216.57
7.3.240.0110.00916.28
7.3.230.0120.00616.24
7.3.210.0000.01716.46
7.3.200.0130.00816.59
7.3.190.0160.00616.18
7.3.180.0090.00616.39
7.3.170.0030.01516.12
7.3.160.0090.00916.50
7.2.330.0120.00616.34
7.2.320.0120.00616.32
7.2.310.0100.00616.55
7.2.300.0030.01416.54
7.2.290.0070.01016.54
7.2.60.0070.00716.85
7.2.00.0120.01219.32
7.1.200.0140.00015.50
7.1.70.0040.00417.15
7.1.60.0060.00917.16
7.1.50.0030.00716.99
7.1.40.0040.00716.30
7.1.30.0120.00916.61
7.1.20.0030.00916.43
7.1.10.0040.00416.48
7.1.00.0030.00616.53
7.0.200.0000.00616.69
7.0.190.0000.00716.57
7.0.180.0050.00616.05
7.0.170.0030.00816.25
7.0.160.0040.00816.10
7.0.150.0100.01016.20
7.0.140.0030.00516.12
7.0.130.0070.00016.59
7.0.120.0000.00716.60
7.0.110.0000.01116.39
7.0.100.0000.00816.30
7.0.90.0000.00716.50
7.0.80.0030.01016.48
7.0.70.0040.00716.34
7.0.60.0000.00915.91
7.0.50.0000.00716.62
7.0.40.0000.01215.09
7.0.30.0000.00715.09
7.0.20.0040.00415.09
7.0.10.0000.00815.09
7.0.00.0030.00515.09

preferences:
35.48 ms | 400 KiB | 5 Q