3v4l.org

run code in 300+ PHP versions simultaneously
<?php $primes = array(); $found = 0; for ($x = 2; $x <= 10000; $x++) { $xIsPrime = TRUE; $sqrtX = sqrt($x); foreach ($primes as $prime) if ($prime > $sqrtX || ((!($x % $prime)) && (!$xIsPrime = FALSE))) break; if ($xIsPrime) $found++; } echo $found;

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)
8.3.40.0130.00918.76
8.3.30.0110.00418.83
8.3.20.0070.00720.03
8.3.10.0040.00420.36
8.3.00.0030.00619.13
8.2.170.0070.00722.96
8.2.160.0060.01018.93
8.2.150.0040.00424.18
8.2.140.0070.00724.66
8.2.130.0040.00426.16
8.2.120.0080.00020.81
8.2.110.0030.00620.29
8.2.100.0110.00018.22
8.2.90.0050.00319.26
8.2.80.0050.00317.97
8.2.70.0090.00017.63
8.2.60.0100.00317.90
8.2.50.0050.00318.07
8.2.40.0050.00318.16
8.2.30.0000.01119.41
8.2.20.0050.00317.66
8.2.10.0030.00618.12
8.2.00.0000.00817.80
8.1.270.0040.00422.13
8.1.260.0000.00926.35
8.1.250.0030.00528.09
8.1.240.0030.00721.78
8.1.230.0100.00019.04
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0030.00717.35
8.1.190.0030.00517.22
8.1.180.0060.00318.10
8.1.170.0000.00818.66
8.1.160.0040.00421.92
8.1.150.0040.00418.84
8.1.140.0040.00417.48
8.1.130.0030.00317.82
8.1.120.0040.00417.29
8.1.110.0000.00817.50
8.1.100.0040.00417.32
8.1.90.0050.00317.45
8.1.80.0030.00517.30
8.1.70.0000.00717.39
8.1.60.0030.00617.61
8.1.50.0000.00917.38
8.1.40.0060.00317.50
8.1.30.0040.00417.64
8.1.20.0040.00417.50
8.1.10.0080.00017.54
8.1.00.0000.00817.41
8.0.300.0050.00318.77
8.0.290.0040.00416.63
8.0.280.0030.00518.33
8.0.270.0050.00517.16
8.0.260.0030.00317.22
8.0.250.0000.00716.99
8.0.240.0040.00416.90
8.0.230.0040.00416.94
8.0.220.0050.00216.85
8.0.210.0070.00016.77
8.0.200.0070.00016.95
8.0.190.0030.00616.91
8.0.180.0060.00316.87
8.0.170.0090.00016.88
8.0.160.0050.00316.75
8.0.150.0040.00416.88
8.0.140.0060.00316.84
8.0.130.0030.00313.27
8.0.120.0000.00816.71
8.0.110.0000.00816.70
8.0.100.0000.00716.92
8.0.90.0050.00216.68
8.0.80.0090.00616.86
8.0.70.0040.00416.86
8.0.60.0040.00416.73
8.0.50.0040.00416.71
8.0.30.0140.00517.10
8.0.20.0100.01017.40
8.0.10.0000.00817.02
8.0.00.0050.01216.90
7.4.330.0030.00315.07
7.4.320.0000.00716.44
7.4.300.0040.00416.54
7.4.290.0050.00316.44
7.4.280.0060.00316.39
7.4.270.0050.00216.48
7.4.260.0000.00816.55
7.4.250.0000.00816.37
7.4.240.0050.00216.52
7.4.230.0040.00416.62
7.4.220.0120.00916.69
7.4.210.0000.01516.39
7.4.200.0020.00516.50
7.4.160.0070.01116.47
7.4.150.0130.00417.40
7.4.140.0130.00717.86
7.4.130.0100.01116.56
7.4.120.0100.00916.37
7.4.110.0030.01316.53
7.4.100.0060.01316.48
7.4.90.0130.01016.58
7.4.80.0120.00519.39
7.4.70.0060.01116.48
7.4.60.0130.01016.49
7.4.50.0030.00616.04
7.4.40.0090.00616.25
7.4.30.0040.01416.27
7.4.00.0090.00614.99
7.3.330.0030.00313.13
7.3.320.0000.00613.16
7.3.310.0000.00716.11
7.3.300.0000.00816.25
7.3.290.0100.01116.25
7.3.280.0080.00816.22
7.3.270.0090.01317.40
7.3.260.0110.00716.29
7.3.250.0090.00916.36
7.3.240.0040.01216.53
7.3.230.0070.01316.48
7.3.210.0120.00916.63
7.3.200.0190.00019.39
7.3.190.0060.01616.50
7.3.180.0060.01116.36
7.3.170.0060.01016.56
7.3.160.0120.00916.60
7.3.10.0070.01016.21
7.3.00.0040.00816.19
7.2.330.0040.01516.71
7.2.320.0070.01016.77
7.2.310.0000.01916.51
7.2.300.0120.00616.61
7.2.290.0130.00316.44
7.2.130.0040.01616.69
7.2.120.0090.00616.90
7.2.110.0130.00716.94
7.2.100.0070.00717.00
7.2.90.0000.01516.54
7.2.80.0030.00916.49
7.2.70.0030.01316.63
7.2.60.0030.01316.85
7.2.50.0080.00816.87
7.2.40.0070.00716.70
7.2.30.0070.00716.92
7.2.20.0110.00316.66
7.2.10.0100.00616.67
7.2.00.0180.00317.11
7.1.250.0100.01015.73
7.1.200.0030.01015.68
7.1.70.0110.00417.09
7.1.60.0130.01319.61
7.1.50.0070.02016.73
7.1.00.0070.07322.40
7.0.200.0000.00716.54
7.0.140.0000.07322.08
7.0.60.0130.08019.92
7.0.50.0100.07317.88
7.0.40.0030.04320.12
7.0.30.0200.04720.18
7.0.20.0300.08320.30
7.0.10.0070.05320.19
7.0.00.0130.07320.12
5.6.280.0000.08021.00
5.6.210.0170.06320.69
5.6.200.0100.08018.12
5.6.190.0070.04020.61
5.6.180.0100.04020.35
5.6.170.0330.07720.35
5.6.160.0100.08320.48
5.6.150.0070.06018.18
5.6.140.0030.08718.09
5.6.130.0030.04318.14
5.6.120.0030.04321.07
5.6.110.0070.04321.14
5.6.100.0000.07320.98
5.6.90.0170.06020.90
5.6.80.0070.05320.37
5.6.70.2870.03720.39
5.5.350.0270.08020.39
5.5.340.0130.06017.93
5.5.330.0100.07720.20
5.5.320.0330.05320.51
5.5.310.0370.05720.27
5.5.300.0130.05717.89
5.5.290.0070.04018.02
5.5.280.0070.08320.88
5.5.270.0130.08320.86
5.5.260.0100.09020.67
5.5.250.0130.08020.71
5.5.240.2930.03320.04
5.4.450.0430.03719.59
5.4.440.0070.05019.26
5.4.430.0470.06019.32
5.4.420.0470.06319.14
5.4.410.0630.06719.41
5.4.400.0770.06319.22
5.4.390.0600.06019.21
5.4.380.0170.07018.73
5.4.370.0570.07318.55
5.4.360.0330.07018.63
5.4.350.0430.06718.66
5.4.340.0230.06018.48
5.4.320.0070.03912.45
5.4.310.0080.03812.45
5.4.300.0100.03612.45
5.4.290.0030.04512.45
5.4.280.0050.04212.35
5.4.270.0060.03712.35
5.4.260.0060.04212.35
5.4.250.0050.04412.35
5.4.240.0060.03912.35
5.4.230.0040.04112.34
5.4.220.0050.04012.34
5.4.210.0120.04912.34
5.4.200.0120.05212.34
5.4.190.0050.04112.34
5.4.180.0090.03612.34
5.4.170.0060.05612.35
5.4.160.0110.04912.35
5.4.150.0070.04112.34
5.4.140.0060.04212.02
5.4.130.0050.03812.02
5.4.120.0060.04511.97
5.4.110.0070.04411.97
5.4.100.0050.03811.96
5.4.90.0120.03911.97
5.4.80.0080.03911.97
5.4.70.0060.03711.96
5.4.60.0110.03411.96
5.4.50.0060.03711.96
5.4.40.0050.04311.95
5.4.30.0070.03711.95
5.4.20.0050.03811.95
5.4.10.0070.04211.95
5.4.00.0080.03611.44
5.3.290.0080.04912.80
5.3.280.0090.04312.71
5.3.270.0100.04012.73
5.3.260.0070.04812.72
5.3.250.0110.04112.72
5.3.240.0060.04612.72
5.3.230.0090.04012.71
5.3.220.0070.03812.68
5.3.210.0080.04012.68
5.3.200.0080.04112.68
5.3.190.0090.03612.68
5.3.180.0080.04012.67
5.3.170.0090.04012.67
5.3.160.0060.03812.67
5.3.150.0090.04112.67
5.3.140.0070.04812.66
5.3.130.0080.04112.66
5.3.120.0090.04312.66
5.3.110.0110.05512.66
5.3.100.0050.05412.12
5.3.90.0050.04212.08
5.3.80.0080.03712.07
5.3.70.0090.03612.07
5.3.60.0050.04412.06
5.3.50.0090.04212.00
5.3.40.0040.04112.00
5.3.30.0060.04511.95
5.3.20.0080.05011.72
5.3.10.0100.03911.69
5.3.00.0070.03811.68
5.2.170.0050.0429.18
5.2.160.0060.0329.18
5.2.150.0060.0339.18
5.2.140.0060.0349.17
5.2.130.0060.0329.13
5.2.120.0040.0339.14
5.2.110.0100.0349.14
5.2.100.0110.0399.14
5.2.90.0100.0399.14
5.2.80.0040.0349.13
5.2.70.0140.0259.14
5.2.60.0110.0389.09
5.2.50.0070.0319.05
5.2.40.0050.0349.03
5.2.30.0040.0339.01
5.2.20.0030.0349.00
5.2.10.0040.0328.93
5.2.00.0060.0318.79
5.1.60.0050.0308.07
5.1.50.0060.0278.07
5.1.40.0060.0268.06
5.1.30.0070.0308.41
5.1.20.0080.0298.43
5.1.10.0040.0398.15
5.1.00.0090.0288.15
5.0.50.0020.0306.63
5.0.40.0030.0276.49
5.0.30.0030.0426.30
5.0.20.0060.0256.27
5.0.10.0030.0286.25
5.0.00.0040.0386.24
4.4.90.0030.0214.78
4.4.80.0050.0194.75
4.4.70.0030.0224.75
4.4.60.0030.0224.75
4.4.50.0050.0214.77
4.4.40.0030.0324.71
4.4.30.0060.0234.76
4.4.20.0030.0224.84
4.4.10.0060.0194.85
4.4.00.0020.0344.76
4.3.110.0030.0234.67
4.3.100.0040.0234.66
4.3.90.0030.0234.63
4.3.80.0010.0334.58
4.3.70.0040.0204.63
4.3.60.0040.0204.63
4.3.50.0040.0224.63
4.3.40.0040.0294.54
4.3.30.0020.0303.29
4.3.20.0030.0213.27
4.3.10.0040.0223.23
4.3.00.0270.01313.92

preferences:
50.3 ms | 400 KiB | 5 Q