3v4l.org

run code in 300+ PHP versions simultaneously
<?php $current_skill = 4000; $mod = (-0.0611 * pow(($current_skill/1000),2)) + (0.0571 * pow(($current_skill/1000),1)) + 2.1548; echo $mod;

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)
8.3.60.0120.00318.30
8.3.50.0070.01416.37
8.3.40.0070.00718.85
8.3.30.0070.00718.53
8.3.20.0060.00318.84
8.3.10.0070.00021.84
8.3.00.0080.00019.41
8.2.180.0140.00718.16
8.2.170.0000.01422.96
8.2.160.0110.00820.43
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0030.00622.27
8.2.120.0080.00026.35
8.2.110.0060.00319.30
8.2.100.0080.00417.91
8.2.90.0030.00617.91
8.2.80.0030.00518.89
8.2.70.0000.00817.63
8.2.60.0030.00517.93
8.2.50.0000.00818.10
8.2.40.0040.00422.18
8.2.30.0000.00821.01
8.2.20.0040.00418.06
8.2.10.0050.00318.11
8.2.00.0040.00418.05
8.1.280.0170.00325.92
8.1.270.0070.00023.96
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00022.14
8.1.230.0060.00620.85
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0090.00017.23
8.1.190.0080.00017.35
8.1.180.0050.00318.10
8.1.170.0000.00818.48
8.1.160.0000.00719.01
8.1.150.0070.00018.81
8.1.140.0000.00719.38
8.1.130.0030.00318.83
8.1.120.0060.00317.39
8.1.110.0000.00917.33
8.1.100.0040.00417.36
8.1.90.0060.00317.39
8.1.80.0070.00017.34
8.1.70.0040.00417.36
8.1.60.0000.00717.53
8.1.50.0050.00217.44
8.1.40.0050.00317.39
8.1.30.0040.00417.57
8.1.20.0040.00417.59
8.1.10.0040.00417.50
8.1.00.0030.00517.44
8.0.300.0000.00720.04
8.0.290.0000.00716.75
8.0.280.0030.00518.39
8.0.270.0030.00317.22
8.0.260.0030.00616.82
8.0.250.0030.00316.94
8.0.240.0040.00416.96
8.0.230.0050.00316.97
8.0.220.0000.00616.86
8.0.210.0000.00816.92
8.0.200.0060.00016.88
8.0.190.0040.00416.85
8.0.180.0030.00316.74
8.0.170.0070.00016.77
8.0.160.0000.00716.83
8.0.150.0070.00016.77
8.0.140.0070.00016.73
8.0.130.0040.00413.23
8.0.120.0040.00416.79
8.0.110.0000.00816.69
8.0.100.0040.00416.82
8.0.90.0030.00316.76
8.0.80.0110.00416.70
8.0.70.0070.00016.93
8.0.60.0050.00316.71
8.0.50.0040.00416.86
8.0.30.0130.00317.10
8.0.20.0100.01117.40
8.0.10.0000.00717.00
8.0.00.0030.01716.48
7.4.330.0000.00515.55
7.4.320.0000.00616.58
7.4.300.0000.00616.34
7.4.290.0040.00416.55
7.4.280.0000.00816.44
7.4.270.0070.00016.41
7.4.260.0080.00016.46
7.4.250.0070.00016.48
7.4.240.0000.00716.44
7.4.230.0030.00316.41
7.4.220.0110.00816.55
7.4.210.0100.00316.64
7.4.200.0000.00716.19
7.4.160.0090.00616.48
7.4.150.0090.00917.40
7.4.140.0080.01217.86
7.4.130.0100.01016.27
7.4.120.0080.01016.52
7.4.110.0090.00916.31
7.4.100.0130.00916.41
7.4.90.0100.00716.50
7.4.80.0060.01019.39
7.4.70.0140.00316.58
7.4.60.0120.00316.45
7.4.50.0030.01316.41
7.4.40.0060.01516.36
7.4.30.0060.01016.32
7.4.00.0130.00015.15
7.3.330.0020.00213.16
7.3.320.0020.00313.25
7.3.310.0030.00316.18
7.3.300.0060.00016.31
7.3.290.0100.00616.33
7.3.280.0080.00716.34
7.3.270.0100.00717.40
7.3.260.0130.00716.38
7.3.250.0080.01316.33
7.3.240.0100.00916.47
7.3.230.0110.00816.52
7.3.210.0150.00416.41
7.3.200.0080.00816.43
7.3.190.0070.01016.46
7.3.180.0030.01316.30
7.3.170.0030.01316.57
7.3.160.0030.01316.40
7.3.10.0060.00816.28
7.3.00.0040.01316.67
7.2.330.0070.01416.65
7.2.320.0190.00016.64
7.2.310.0030.01516.45
7.2.300.0100.00616.51
7.2.290.0120.01216.33
7.2.130.0000.01416.90
7.2.120.0080.00816.95
7.2.110.0060.00316.68
7.2.100.0000.01616.93
7.2.90.0120.00416.46
7.2.80.0040.00716.73
7.2.70.0070.00716.89
7.2.60.0080.00516.79
7.2.50.0060.00316.59
7.2.40.0060.00616.73
7.2.30.0030.00616.89
7.2.20.0040.01116.83
7.2.10.0100.00016.95
7.2.00.0070.00518.21
7.1.250.0090.00615.97
7.1.200.0130.01015.68
7.1.100.0090.00318.02
7.1.70.0000.00917.24
7.1.60.3130.01733.14
7.1.50.3030.01032.95
7.1.40.2430.01032.75
7.1.30.2830.02032.75
7.1.20.2470.01332.68
7.1.10.2000.01714.71
7.1.00.2730.01315.05
7.0.200.3470.01714.79
7.0.190.3100.00714.89
7.0.180.2670.01714.38
7.0.170.2930.02014.31
7.0.160.2670.00714.57
7.0.150.2170.00714.33
7.0.140.0530.00714.69
7.0.130.0800.01014.75
7.0.120.0570.01014.80
7.0.110.1630.01014.34
7.0.100.0600.01014.44
7.0.90.0730.00714.45
7.0.80.0400.01314.42
7.0.70.2970.01314.61
7.0.60.2970.01014.18
7.0.50.3000.01014.58
7.0.40.2770.01714.58
7.0.30.2800.01014.83
7.0.20.2770.01314.64
7.0.10.2730.01314.67
7.0.00.2900.00314.75

preferences:
54.4 ms | 401 KiB | 5 Q