3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var1 = 21.5; $var2 = 21.5; $var3 = $var1-$var2; var_dump($var3);

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)
8.3.70.0070.01116.38
8.3.60.0070.00716.63
8.3.50.0140.00718.17
8.3.40.0120.00318.60
8.3.30.0110.00318.43
8.3.20.0040.00421.73
8.3.10.0040.00421.91
8.3.00.0080.00021.75
8.2.180.0130.00718.16
8.2.170.0170.00022.96
8.2.160.0140.00322.30
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.70
8.2.110.0100.00020.99
8.2.100.0000.01217.72
8.2.90.0030.00519.08
8.2.80.0050.00317.97
8.2.70.0030.00517.66
8.2.60.0060.00317.91
8.2.50.0060.00318.16
8.2.40.0070.00020.55
8.2.30.0040.00319.40
8.2.20.0080.00018.04
8.2.10.0040.00417.94
8.2.00.0040.00418.09
8.1.280.0100.01025.92
8.1.270.0040.00423.96
8.1.260.0030.00626.35
8.1.250.0000.00728.09
8.1.240.0040.00422.80
8.1.230.0080.00417.59
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0080.00017.23
8.1.190.0040.00416.97
8.1.180.0040.00418.10
8.1.170.0030.00518.82
8.1.160.0040.00418.68
8.1.150.0050.00218.88
8.1.140.0040.00417.66
8.1.130.0030.00320.12
8.1.120.0000.00717.35
8.1.110.0040.00417.38
8.1.100.0050.00317.40
8.1.90.0070.00017.27
8.1.80.0040.00417.37
8.1.70.0000.00717.36
8.1.60.0050.00517.40
8.1.50.0040.00417.41
8.1.40.0060.00617.43
8.1.30.0060.00617.58
8.1.20.0000.00817.63
8.1.10.0030.00617.46
8.1.00.0000.00817.31
8.0.300.0030.00618.77
8.0.290.0060.00616.63
8.0.280.0030.00318.23
8.0.270.0030.00316.72
8.0.260.0040.00419.00
8.0.250.0000.00716.87
8.0.240.0070.00016.88
8.0.230.0070.00016.88
8.0.220.0060.00016.84
8.0.210.0030.00316.88
8.0.200.0040.00416.84
8.0.190.0050.00316.91
8.0.180.0000.00716.85
8.0.170.0040.00416.84
8.0.160.0040.00416.68
8.0.150.0040.00416.77
8.0.140.0050.00316.73
8.0.130.0060.00013.25
8.0.120.0040.00416.79
8.0.110.0040.00416.84
8.0.100.0000.00716.85
8.0.90.0080.00016.77
8.0.80.0150.00316.81
8.0.70.0000.00816.86
8.0.60.0000.00716.61
8.0.50.0000.00716.79
8.0.30.0110.01016.96
8.0.20.0120.01017.40
8.0.10.0040.00416.77
8.0.00.0120.00716.75
7.4.330.0000.00415.55
7.4.320.0030.00316.37
7.4.300.0030.00316.50
7.4.290.0000.00716.47
7.4.280.0030.00516.39
7.4.270.0000.00616.52
7.4.260.0000.00816.39
7.4.250.0000.00916.49
7.4.240.0030.00316.52
7.4.230.0030.00316.17
7.4.220.0040.00416.55
7.4.210.0110.00816.45
7.4.200.0030.00316.31
7.4.160.0070.01016.50
7.4.140.0100.00917.86
7.4.130.0120.00916.39
7.4.120.0120.00916.45
7.4.110.0080.00816.33
7.4.100.0090.00916.33
7.4.90.0130.00316.22
7.4.80.0090.01119.39
7.4.70.0090.01216.50
7.4.60.0060.00916.31
7.4.50.0040.01016.46
7.4.40.0030.01316.53
7.4.00.0100.00314.78
7.3.330.0030.00313.02
7.3.320.0000.00713.07
7.3.310.0040.00416.14
7.3.300.0000.00616.20
7.3.290.0000.00716.18
7.3.280.0040.01116.16
7.3.260.0080.01016.24
7.3.240.0110.00716.31
7.3.230.0070.01016.48
7.3.210.0170.00016.24
7.3.200.0110.00616.56
7.3.190.0080.00816.16
7.3.180.0140.00316.36
7.3.170.0160.01416.53
7.3.160.0100.00616.10
7.2.330.0060.01116.63
7.2.320.0060.01216.36
7.2.310.0030.01716.53
7.2.300.0180.00016.58
7.2.290.0060.01116.35
7.2.80.0060.00916.59
7.2.60.0030.01016.55
7.2.50.0030.00916.60
7.2.40.0220.01317.98
7.2.30.0340.00917.72
7.2.20.0300.00617.89
7.2.10.0260.01517.89
7.2.00.0210.01017.76
7.1.200.0070.00315.88
7.1.160.0220.00816.98
7.1.150.0080.01117.01
7.1.140.0420.01217.07
7.1.130.0300.01216.56
7.1.120.0280.00616.66
7.1.110.0310.01016.24
7.1.100.0190.00916.20
7.1.90.0230.00816.14
7.1.80.0200.01015.96
7.1.70.0180.01015.38
7.1.60.0460.01133.25
7.1.50.0460.01033.07
7.1.40.0420.01732.61
7.1.30.0520.01532.67
7.1.20.0460.00832.72
7.1.10.0280.01314.76
7.1.00.0310.00714.56

preferences:
65.1 ms | 400 KiB | 5 Q