3v4l.org

run code in 300+ PHP versions simultaneously
<?php $FahNum=0; while ($FahNum<=100) { $FahNum += 1; $Cel = ($FahNum - 32) * 0.56; echo "$FahNum converted to fahrenheit is $Cel"; }

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)
8.3.70.0170.00016.75
8.3.60.0070.01416.50
8.3.50.0050.01021.09
8.3.40.0080.00818.63
8.3.30.0090.00619.04
8.3.20.0030.00620.19
8.3.10.0030.00622.09
8.3.00.0060.00322.52
8.2.180.0150.00018.41
8.2.170.0070.01522.96
8.2.160.0140.00420.58
8.2.150.0000.00924.18
8.2.140.0090.00624.66
8.2.130.0090.00926.16
8.2.120.0070.00319.89
8.2.110.0060.00322.02
8.2.100.0110.00019.21
8.2.90.0080.00019.36
8.2.80.0030.00717.97
8.2.70.0070.00317.61
8.2.60.0040.00418.00
8.2.50.0060.00318.07
8.2.40.0000.00817.91
8.2.30.0040.00418.22
8.2.20.0040.00417.58
8.2.10.0040.00417.71
8.2.00.0050.00217.70
8.1.280.0140.00725.92
8.1.270.0060.00320.40
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00923.88
8.1.230.0070.00419.23
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0050.00317.43
8.1.180.0060.00318.61
8.1.170.0040.00418.59
8.1.160.0000.00822.13
8.1.150.0030.00618.56
8.1.140.0080.00017.36
8.1.130.0070.00017.72
8.1.120.0040.00417.35
8.1.110.0000.00917.27
8.1.100.0040.00417.28
8.1.90.0000.00817.28
8.1.80.0000.00717.29
8.1.70.0000.00717.36
8.1.60.0000.00917.54
8.1.50.0040.00417.47
8.1.40.0030.00517.46
8.1.30.0000.00717.45
8.1.20.0000.00817.59
8.1.10.0040.00417.38
8.1.00.0040.00417.46
8.0.300.0070.00018.77
8.0.290.0000.00717.28
8.0.280.0000.00718.45
8.0.270.0040.00417.25
8.0.260.0000.00616.84
8.0.250.0070.00016.95
8.0.240.0060.00316.80
8.0.230.0030.00316.92
8.0.220.0000.00716.84
8.0.210.0070.00016.89
8.0.200.0060.00016.96
8.0.190.0040.00416.93
8.0.180.0050.00316.94
8.0.170.0000.00816.96
8.0.160.0000.00716.78
8.0.150.0040.00416.88
8.0.140.0040.00416.68
8.0.130.0000.00713.29
8.0.120.0040.00716.86
8.0.110.0060.00316.86
8.0.100.0000.00716.91
8.0.90.0040.00416.95
8.0.80.0030.01716.93
8.0.70.0000.00816.83
8.0.60.0040.00416.77
8.0.50.0040.00416.70
8.0.30.0110.00816.96
8.0.20.0090.01017.40
8.0.10.0030.00616.89
8.0.00.0120.01016.71
7.4.330.0020.00215.00
7.4.320.0000.00816.29
7.4.300.0060.00016.52
7.4.290.0000.00716.41
7.4.280.0030.00416.54
7.4.270.0070.00016.41
7.4.260.0000.00513.09
7.4.250.0070.00016.51
7.4.240.0030.00316.39
7.4.230.0030.00516.46
7.4.220.0070.01116.59
7.4.210.0090.01016.49
7.4.200.0040.00416.58
7.4.190.0000.00716.53
7.4.160.0130.00316.51
7.4.150.0150.00317.40
7.4.140.0150.00517.86
7.4.130.0130.00916.60
7.4.120.0080.01016.41
7.4.110.0140.00416.54
7.4.100.0130.00816.45
7.4.90.0160.00316.41
7.4.80.0120.00619.39
7.4.70.0130.00416.39
7.4.60.0090.00916.42
7.4.50.0030.00616.49
7.4.40.0070.00822.77
7.4.30.0040.01316.56
7.4.00.0100.00614.90
7.3.330.0030.00313.15
7.3.320.0060.00013.18
7.3.310.0000.00816.40
7.3.300.0000.00716.33
7.3.290.0110.00816.31
7.3.280.0070.01116.32
7.3.270.0110.01417.40
7.3.260.0090.00916.30
7.3.250.0110.00816.37
7.3.240.0110.00816.45
7.3.230.0080.01716.39
7.3.210.0140.01016.64
7.3.200.0110.00619.39
7.3.190.0110.00716.54
7.3.180.0060.01216.41
7.3.170.0120.00416.41
7.3.160.0150.00316.23
7.3.120.0100.00714.82
7.3.00.0110.00016.63
7.2.330.0130.00716.29
7.2.320.0090.00916.56
7.2.310.0040.01616.33
7.2.300.0100.00716.54
7.2.290.0090.00916.66
7.2.130.0070.01017.01
7.2.120.0100.00316.69
7.2.110.0060.01016.88
7.2.100.0080.00816.70
7.2.90.0000.00916.75
7.2.80.0060.00616.75
7.2.70.0030.01516.73
7.2.60.0000.01217.04
7.2.50.0040.00416.97
7.2.40.0060.00616.77
7.2.30.0040.00816.91
7.2.20.0060.00616.90
7.2.10.0070.00317.02
7.2.00.0050.01017.96
7.1.250.0060.00615.75
7.1.240.0000.01315.84
7.1.230.0030.00615.57
7.1.220.0040.00715.71
7.1.210.0030.00915.74
7.1.200.0020.00915.76
7.1.190.0080.00315.77
7.1.180.0060.00315.70
7.1.170.0030.01315.86
7.1.160.0000.01715.78
7.1.150.0000.01315.66
7.1.140.0000.01215.68
7.1.130.0090.00615.82
7.1.120.0060.00915.73
7.1.110.0030.00715.68
7.1.100.0030.01016.95
7.1.90.0000.00915.64
7.1.80.0030.00915.79
7.1.70.0050.00316.37
7.1.60.0110.00717.79
7.1.50.0050.00916.48
7.1.40.0040.00715.92
7.1.30.0030.00515.64
7.1.20.0100.00315.54
7.1.10.0030.00615.62
7.1.00.0070.01819.15
7.0.330.0100.00315.28
7.0.320.0070.00715.48
7.0.310.0060.00315.36
7.0.300.0040.00415.36
7.0.290.0000.01215.20
7.0.280.0030.01015.41
7.0.270.0070.00715.37
7.0.260.0060.00915.43
7.0.250.0030.01315.36
7.0.240.0040.00815.57
7.0.230.0070.00715.35
7.0.220.0060.00615.43
7.0.210.0080.00415.43
7.0.200.0060.00516.11
7.0.190.0090.00015.49
7.0.180.0000.01515.42
7.0.170.0030.00915.50
7.0.160.0030.00715.21
7.0.150.0000.01315.39
7.0.140.0040.03718.73
7.0.130.0060.00915.32
7.0.120.0050.00315.28
7.0.110.0030.01015.52
7.0.100.0070.00315.29
7.0.90.0030.01015.56
7.0.80.0070.01115.47
7.0.70.0040.01115.54
7.0.60.0150.03817.53
7.0.50.0030.05016.65
7.0.40.0070.03716.78
7.0.30.0110.03016.79
7.0.20.0200.04316.75
7.0.10.0170.03716.94
7.0.00.0050.05016.84
5.6.380.0040.00414.54
5.6.370.0000.01414.43
5.6.360.0090.00014.25
5.6.350.0080.00314.50
5.6.340.0030.01214.37
5.6.330.0030.01014.33
5.6.320.0000.01014.53
5.6.310.0150.00014.63
5.6.300.0000.01514.22
5.6.290.0030.00514.33
5.6.280.0070.00314.15
5.6.270.0030.01014.57
5.6.260.0000.00914.00
5.6.250.0070.00714.52
5.6.240.0110.00414.33
5.6.230.0070.01014.36
5.6.220.0060.00614.10
5.6.210.0070.03017.53
5.6.200.0130.03816.17
5.6.190.0110.04317.49
5.6.180.1580.02517.24
5.6.170.0140.02417.62
5.6.160.0080.04517.46
5.6.150.0110.04116.14
5.6.140.0070.02216.18
5.6.130.0100.02316.28
5.6.120.0080.04317.77
5.6.110.0080.04517.69
5.6.100.0050.02217.59
5.6.90.0030.02617.66
5.6.80.0140.03217.31
5.6.70.0100.02217.50
5.6.60.0030.01014.44
5.6.50.0130.00314.22
5.6.40.0090.00314.12
5.6.30.0070.01113.98
5.6.20.0030.01213.98
5.6.10.0030.01014.00
5.6.00.0000.01314.11
5.5.380.0070.00311.18
5.5.370.0030.01011.18
5.5.360.0030.00611.18
5.5.350.0100.03915.76
5.5.340.0080.03914.60
5.5.330.0050.03115.92
5.5.320.0080.03315.68
5.5.310.0200.03315.74
5.5.300.0080.02314.58
5.5.290.0030.03014.58
5.5.280.0080.03315.97
5.5.270.0020.02816.04
5.5.260.0100.03516.06
5.5.250.0080.03615.89
5.5.240.0070.04015.68
5.5.230.0000.00611.18
5.5.220.0060.00011.18
5.5.210.0040.00411.18
5.5.200.0000.01111.18
5.5.190.0000.01411.18
5.5.180.0070.00711.18
5.5.170.0000.00611.18
5.5.160.0050.00211.20
5.5.150.0100.00011.18
5.5.140.0000.01311.18
5.5.130.0000.01311.18
5.5.120.0040.00711.18
5.5.110.0060.00311.30
5.5.100.0000.00911.18
5.5.90.0030.00311.20
5.5.80.0040.00411.18
5.5.70.0000.01011.18
5.5.60.0040.00711.18
5.5.50.0030.00311.18
5.5.40.0030.00711.18
5.5.30.0000.01211.18
5.5.20.0090.00011.18
5.5.10.0030.00711.18
5.5.00.0000.00811.18
5.4.450.0150.03215.33
5.4.440.0150.02715.29
5.4.430.0180.03615.15
5.4.420.0150.03015.29
5.4.410.0200.03315.21
5.4.400.0130.02515.20
5.4.390.0150.03115.12
5.4.380.0120.02215.05
5.4.370.0230.02115.21
5.4.360.0210.03515.05
5.4.350.0210.02815.12
5.4.340.0170.03914.99
5.4.330.0060.00611.18
5.4.320.0220.02015.20
5.4.310.0150.02715.20
5.4.300.0180.03815.17
5.4.290.0230.03514.98
5.4.280.0130.02515.13
5.4.270.0150.02214.99
5.4.260.0210.03515.15
5.4.250.0160.04115.16
5.4.240.0180.02515.05
5.4.230.0180.03015.21
5.4.220.0180.02015.13
5.4.210.0150.04015.21
5.4.200.0130.04015.11
5.4.190.0200.03215.04
5.4.180.0150.03815.13
5.4.170.0150.03814.99
5.4.160.0090.02514.98
5.4.150.0120.02215.12
5.4.140.0130.02113.73
5.4.130.0200.02613.72
5.4.120.0180.03613.78
5.4.110.0200.02213.69
5.4.100.0180.02813.78
5.4.90.0110.02413.74
5.4.80.0210.03413.70
5.4.70.0190.03213.82
5.4.60.0180.03013.77
5.4.50.0180.03613.72
5.4.40.0180.03513.79
5.4.30.0170.04013.69
5.4.20.0120.02713.82
5.4.10.0150.03313.79
5.4.00.0150.03313.50
5.3.290.0140.02812.89
5.3.280.0190.03012.81
5.3.270.0170.03912.86
5.3.260.0130.02112.91
5.3.250.0080.02512.91
5.3.240.0130.02512.88
5.3.230.0150.02612.80
5.3.220.0130.03612.84
5.3.210.0150.02712.80
5.3.200.0220.03512.89
5.3.190.0150.02812.86
5.3.180.0150.03012.84
5.3.170.0190.03212.79
5.3.160.0150.02112.80
5.3.150.0200.03212.78
5.3.140.0130.04412.78
5.3.130.0130.03812.90
5.3.120.0180.02312.80
5.3.110.0120.04212.83
5.3.100.0130.02712.65
5.3.90.0180.03812.52
5.3.80.0190.03212.48
5.3.70.0170.03212.58
5.3.60.0210.02412.51
5.3.50.0160.03212.48
5.3.40.0130.03812.58
5.3.30.0170.03712.48
5.3.20.0250.01712.46
5.3.10.0160.03112.35
5.3.00.0150.02412.38
5.2.170.0120.03211.87
5.2.160.0180.02211.87
5.2.150.0150.02711.87
5.2.140.0210.01511.87
5.2.130.0120.02811.87
5.2.120.0110.02111.87
5.2.110.0080.02711.87
5.2.100.0120.02311.87
5.2.90.0110.02511.87
5.2.80.0120.02211.87
5.2.70.0120.02711.87
5.2.60.0180.02611.87
5.2.50.0130.03411.87
5.2.40.0100.03211.87
5.2.30.0130.01811.87
5.2.20.0120.02811.87
5.2.10.0150.03011.87
5.2.00.0130.03311.87
5.1.60.0120.02611.87
5.1.50.0160.02311.87
5.1.40.0120.02911.87
5.1.30.0160.01711.87
5.1.20.0120.02511.87
5.1.10.0110.01911.87
5.1.00.0150.02511.87
5.0.50.0070.02411.87
5.0.40.0100.02311.87
5.0.30.0070.03311.87
5.0.20.0100.01711.87
5.0.10.0060.01411.87
5.0.00.0050.01711.87
4.4.90.0080.01711.87
4.4.80.0090.00811.87
4.4.70.0070.01311.87
4.4.60.0090.02011.87
4.4.50.0060.01311.87
4.4.40.0070.02111.87
4.4.30.0070.01811.87
4.4.20.0070.01211.87
4.4.10.0070.01711.87
4.4.00.0050.02411.87
4.3.110.0070.01811.87
4.3.100.0030.01911.87
4.3.90.0050.02111.87
4.3.80.0050.01511.87
4.3.70.0050.01011.87
4.3.60.0030.01211.88
4.3.50.0030.01111.89
4.3.40.0050.02211.90
4.3.30.0070.01011.90
4.3.20.0020.02011.92
4.3.10.0050.01711.94
4.3.00.0070.01711.95

preferences:
69.65 ms | 401 KiB | 5 Q