3v4l.org

run code in 300+ PHP versions simultaneously
<?php $primes = array(); $found = 0; for ($x = 2; $x <= 100000; $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)
8.3.60.0130.01318.18
8.3.50.0100.00821.92
8.3.40.0070.01118.51
8.3.30.0030.01418.82
8.3.20.0030.00720.07
8.3.10.0030.00720.46
8.3.00.0060.00319.12
8.2.180.0130.00616.38
8.2.170.0130.01322.96
8.2.160.0090.00920.39
8.2.150.0030.00724.18
8.2.140.0090.00924.66
8.2.130.0060.00326.16
8.2.120.0000.00920.98
8.2.110.0030.00920.44
8.2.100.0000.01418.03
8.2.90.0080.00419.31
8.2.80.0000.01217.97
8.2.70.0060.00617.50
8.2.60.0000.01318.04
8.2.50.0000.01218.07
8.2.40.0030.00818.34
8.2.30.0030.00919.48
8.2.20.0060.00617.72
8.2.10.0060.01018.11
8.2.00.0080.00617.60
8.1.280.0060.01225.92
8.1.270.0070.00321.96
8.1.260.0100.00026.35
8.1.250.0100.00028.09
8.1.240.0090.00322.00
8.1.230.0000.01419.10
8.1.220.0030.00817.79
8.1.210.0040.00718.77
8.1.200.0030.00917.23
8.1.190.0040.00817.13
8.1.180.0030.01018.10
8.1.170.0080.00318.70
8.1.160.0030.00721.94
8.1.150.0060.00618.81
8.1.140.0000.01117.38
8.1.130.0030.00917.72
8.1.120.0000.01117.35
8.1.110.0040.00717.43
8.1.100.0000.01117.34
8.1.90.0000.01117.43
8.1.80.0000.01017.45
8.1.70.0000.01017.44
8.1.60.0030.00917.46
8.1.50.0040.00817.38
8.1.40.0040.00717.38
8.1.30.0000.01217.61
8.1.20.0000.01217.49
8.1.10.0040.00717.53
8.1.00.0040.00817.40
8.0.300.0040.00718.77
8.0.290.0030.00816.63
8.0.280.0000.01018.44
8.0.270.0030.00917.24
8.0.260.0030.00617.12
8.0.250.0000.01016.92
8.0.240.0040.00716.93
8.0.230.0030.00717.00
8.0.220.0070.00316.93
8.0.210.0000.01116.92
8.0.200.0000.01116.82
8.0.190.0000.01116.84
8.0.180.0040.00716.92
8.0.170.0000.01116.92
8.0.160.0000.01216.92
8.0.150.0000.01116.79
8.0.140.0060.00616.74
8.0.130.0000.00913.24
8.0.120.0040.00816.75
8.0.110.0030.00716.87
8.0.100.0050.00516.83
8.0.90.0000.01116.73
8.0.80.0110.01216.94
8.0.70.0050.00516.83
8.0.60.0000.01116.77
8.0.50.0070.00416.77
8.0.30.0110.01317.02
8.0.20.0150.01317.40
8.0.10.0000.01116.82
8.0.00.0080.01316.79
7.4.330.0060.00315.16
7.4.320.0000.01016.55
7.4.300.0040.00716.45
7.4.290.0040.00716.59
7.4.280.0080.00416.40
7.4.270.0030.00916.58
7.4.260.0030.00816.52
7.4.250.0030.00916.52
7.4.240.0020.00916.57
7.4.230.0030.00916.42
7.4.220.0060.01816.57
7.4.210.0000.01916.61
7.4.200.0040.00816.59
7.4.160.0140.00716.52
7.4.150.0120.01217.40
7.4.140.0060.01817.86
7.4.130.0050.01916.58
7.4.120.0090.01416.34
7.4.110.0090.01216.33
7.4.100.0070.01516.39
7.4.90.0100.01016.50
7.4.80.0100.02019.39
7.4.70.0090.01316.41
7.4.60.0150.01816.45
7.4.50.0060.00916.39
7.4.40.0060.01516.45
7.4.30.0060.01616.58
7.4.00.0140.00715.07
7.3.330.0000.01113.16
7.3.320.0060.00613.16
7.3.310.0030.00916.31
7.3.300.0000.01216.25
7.3.290.0090.02116.28
7.3.280.0110.01816.31
7.3.270.0130.01317.40
7.3.260.0170.00716.21
7.3.250.0070.01616.25
7.3.240.0100.01316.47
7.3.230.0100.01316.39
7.3.210.0180.00916.52
7.3.200.0120.01219.39
7.3.190.0130.01316.14
7.3.180.0090.01716.51
7.3.170.0120.01216.27
7.3.160.0100.01616.30
7.2.330.0060.01916.73
7.2.320.0140.01416.64
7.2.310.0030.02316.51
7.2.300.0060.01916.77
7.2.290.0110.01416.80
7.2.00.0030.01719.22
7.1.200.0070.01015.92
7.1.100.0070.01318.16
7.1.70.0040.00817.22
7.1.60.0090.01319.61
7.1.50.0110.02517.01
7.1.00.0030.09022.32
7.0.200.0000.01816.87
7.0.140.0030.07321.97
7.0.60.0100.09319.90
7.0.50.0070.07717.80
7.0.40.0100.05320.27
7.0.30.0270.05020.30
7.0.20.0230.07720.33
7.0.10.0070.09020.01
7.0.00.0000.09020.17
5.6.280.0000.10321.02
5.6.210.0100.05320.72
5.6.200.0130.10018.11
5.6.190.0070.10320.41
5.6.180.0330.06320.47
5.6.170.0270.06720.41
5.6.160.0070.10720.61
5.6.150.0070.09318.19
5.6.140.0030.10018.22
5.6.130.0070.05018.16
5.6.120.0030.10020.99
5.6.110.0200.09721.01
5.6.100.0070.06321.10
5.6.90.0130.08721.06
5.6.80.0100.06720.52
5.5.350.0200.09720.52
5.5.340.0030.11017.88
5.5.330.0070.09020.23
5.5.320.0070.07020.25
5.5.310.0370.07720.18
5.5.300.0100.05017.84
5.5.290.0100.09718.02
5.5.280.0070.07020.65
5.5.270.0030.08320.79
5.5.260.0030.06020.72
5.5.250.0030.05720.76
5.5.240.0100.07720.07
5.4.450.0700.07719.47
5.4.440.0070.08719.45
5.4.430.0730.08319.46
5.4.420.0800.07319.54
5.4.410.0700.11319.31
5.4.400.0800.10019.26
5.4.390.0030.08719.19
5.4.380.0300.08318.56
5.4.370.0330.07718.66
5.4.360.0170.08318.45
5.4.350.0370.07318.56
5.4.340.0300.08718.53
5.4.320.0060.05512.45
5.4.310.0070.05612.46
5.4.300.0060.05412.45
5.4.290.0080.07412.45
5.4.280.0080.05612.35
5.4.270.0080.05312.35
5.4.260.0070.05612.35
5.4.250.0090.06612.35
5.4.240.0040.05812.35
5.4.230.0070.05712.33
5.4.220.0120.07012.34
5.4.210.0090.07712.34
5.4.200.0080.05512.34
5.4.190.0070.05512.34
5.4.180.0060.05612.34
5.4.170.0090.05712.35
5.4.160.0070.06412.35
5.4.150.0130.05312.34
5.4.140.0050.06412.02
5.4.130.0050.05312.01
5.4.120.0050.05511.97
5.4.110.0080.06111.96
5.4.100.0060.06211.96
5.4.90.0060.06811.96
5.4.80.0070.06111.96
5.4.70.0050.05711.96
5.4.60.0060.05411.96
5.4.50.0060.05711.96
5.4.40.0080.05311.96
5.4.30.0080.05511.95
5.4.20.0080.05411.95
5.4.10.0090.06611.95
5.4.00.0140.06311.44
5.3.290.0090.06112.80
5.3.280.0110.06712.71
5.3.270.0100.06712.73
5.3.260.0090.07812.72
5.3.250.0100.10612.72
5.3.240.0110.05612.71
5.3.230.0120.07212.71
5.3.220.0140.08612.68
5.3.210.0070.06512.68
5.3.200.0090.07012.68
5.3.190.0080.07012.68
5.3.180.0080.07712.67
5.3.170.0070.07612.67
5.3.160.0100.05412.67
5.3.150.0070.06012.68
5.3.140.0070.06112.66
5.3.130.0060.06412.66
5.3.120.0110.06512.66
5.3.110.0080.05912.66
5.3.100.0090.05612.12
5.3.90.0050.05912.08
5.3.80.0080.05912.07
5.3.70.0050.06012.07
5.3.60.0070.05812.06
5.3.50.0070.05912.00
5.3.40.0060.06112.00
5.3.30.0080.07811.95
5.3.20.0050.06911.72
5.3.10.0080.05811.69
5.3.00.0080.05711.69
5.2.170.0060.0639.18
5.2.160.0100.1029.18
5.2.150.0060.0609.18
5.2.140.0050.0649.17
5.2.130.0040.0589.14
5.2.120.0040.0569.13
5.2.110.0080.0609.14
5.2.100.0070.0609.14
5.2.90.0100.0649.14
5.2.80.0040.0559.13
5.2.70.0090.0649.14
5.2.60.0060.0739.09
5.2.50.0080.0699.06
5.2.40.0120.0759.04
5.2.30.0050.0849.01
5.2.20.0040.0599.00
5.2.10.0060.0608.94
5.2.00.0050.0558.79
5.1.60.0040.0528.07
5.1.50.0060.0618.07
5.1.40.0050.0488.06
5.1.30.0020.0598.41
5.1.20.0060.0548.43
5.1.10.0050.0578.15
5.1.00.0040.0758.15
5.0.50.0070.0846.63
5.0.40.0030.0896.49
5.0.30.0040.1026.30
5.0.20.0070.0926.27
5.0.10.0040.0806.25
5.0.00.0020.1056.25
4.4.90.0040.0754.78
4.4.80.0030.0764.75
4.4.70.0030.1114.76
4.4.60.0050.1014.76
4.4.50.0060.0834.77
4.4.40.0040.0944.70
4.4.30.0050.0774.76
4.4.20.0020.0844.84
4.4.10.0060.0854.85
4.4.00.0030.1034.76
4.3.110.0070.0904.67
4.3.100.0030.0894.67
4.3.90.0020.0774.63
4.3.80.0050.0934.58
4.3.70.0040.0944.63
4.3.60.0060.0794.62
4.3.50.0060.0884.62
4.3.40.0040.0884.54
4.3.30.0030.0753.29
4.3.20.0020.0793.27
4.3.10.0020.0793.23
4.3.00.0100.1037.56

preferences:
59.12 ms | 401 KiB | 5 Q