3v4l.org

run code in 300+ PHP versions simultaneously
<?php function give_me_fraction($value) { $smallest_error = null; $closest = null; for ($denominator = 1; $denominator < 20; $denominator += 1) { for ($numerator = 0; $numerator <= $denominator; $numerator += 1) { $calculated = $numerator / $denominator; $error = abs($value - $calculated); if ($smallest_error === null || $error < $smallest_error) { $smallest_error = $error; $closest = [$numerator, $denominator]; } } } return $closest; } $inputs = [ 0.375, 0.333, 0.343, 0.6, 0.61, ]; foreach ($inputs as $input) { $result = give_me_fraction($input); echo "input: $input is about " . $result[0] . '/' . $result[1] . "\n"; }

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)
8.5.30.0140.00417.70
8.5.20.0100.01118.00
8.5.10.0110.00716.48
8.5.00.0110.01119.92
8.4.180.0040.00819.77
8.4.170.0110.01120.59
8.4.160.0120.00923.68
8.4.150.0070.00516.88
8.4.140.0130.00817.52
8.4.130.0090.00818.65
8.4.120.0050.00424.16
8.4.110.0070.01017.86
8.4.100.0130.00718.65
8.4.90.0060.00620.45
8.4.80.0130.00818.87
8.4.70.0090.01017.66
8.4.60.0070.00518.71
8.4.50.0110.00918.51
8.4.40.0140.00717.57
8.4.30.0070.01420.30
8.4.20.0070.01319.64
8.4.10.0060.00319.57
8.3.300.0090.01020.75
8.3.290.0120.00820.80
8.3.280.0130.00820.15
8.3.270.0120.00916.57
8.3.260.0110.00916.41
8.3.250.0090.01018.93
8.3.240.0100.00918.88
8.3.230.0150.00516.87
8.3.220.0110.00818.98
8.3.210.0090.00616.48
8.3.200.0100.00616.86
8.3.190.0060.00317.08
8.3.180.0060.00417.19
8.3.170.0100.01019.06
8.3.160.0150.00316.70
8.3.150.0040.00417.16
8.3.140.0060.00316.74
8.3.130.0040.00418.45
8.3.120.0130.00320.82
8.3.110.0060.00320.94
8.3.100.0000.00824.06
8.3.90.0090.00626.77
8.3.80.0030.00619.36
8.3.70.0090.01218.43
8.3.60.0120.00618.30
8.3.50.0120.00524.58
8.3.40.0070.01021.76
8.3.30.0110.00318.85
8.3.20.0080.00024.18
8.3.10.0040.00424.66
8.3.00.0080.00026.16
8.2.300.0120.00722.18
8.2.290.0100.00720.56
8.2.280.0120.00718.16
8.2.270.0090.00917.42
8.2.260.0030.00618.46
8.2.250.0050.00316.55
8.2.240.0070.00417.18
8.2.230.0030.00622.58
8.2.220.0090.00037.54
8.2.210.0110.00726.77
8.2.200.0030.00618.88
8.2.190.0100.01316.58
8.2.180.0090.00925.92
8.2.170.0040.01118.91
8.2.160.0140.00322.96
8.2.150.0000.00825.66
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0060.00319.67
8.2.110.0050.00520.38
8.2.100.0060.00617.84
8.2.90.0000.00817.75
8.2.80.0000.00818.96
8.2.70.0030.00617.63
8.2.60.0030.00517.63
8.2.50.0000.00818.05
8.2.40.0080.00019.86
8.2.30.0040.00418.13
8.2.20.0040.00418.00
8.2.10.0000.00719.39
8.2.00.0080.00019.42
8.1.340.0140.00623.57
8.1.330.0120.00722.17
8.1.320.0100.00916.14
8.1.310.0040.01118.05
8.1.300.0070.00718.49
8.1.290.0060.00330.84
8.1.280.0140.00025.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.65
8.1.230.0080.00320.89
8.1.220.0080.00017.80
8.1.210.0040.00418.77
8.1.200.0100.00017.22
8.1.190.0060.00317.23
8.1.180.0000.00818.10
8.1.170.0040.00420.68
8.1.160.0000.00718.78
8.1.150.0070.00018.81
8.1.140.0000.00718.80
8.1.130.0000.00720.14
8.1.120.0040.00417.38
8.1.110.0060.00317.53
8.1.100.0050.00317.48
8.1.90.0040.00417.44
8.1.80.0060.00317.41
8.1.70.0000.00717.36
8.1.60.0000.00817.56
8.1.50.0000.00817.45
8.1.40.0040.00417.49
8.1.30.0040.00417.60
8.1.20.0040.00417.64
8.1.10.0040.00417.64
8.1.00.0050.00317.48
8.0.300.0000.00818.77
8.0.290.0060.00316.88
8.0.280.0030.00318.45
8.0.270.0030.00317.92
8.0.260.0030.00318.57
8.0.250.0030.00316.95
8.0.240.0060.00016.95
8.0.230.0030.00616.96
8.0.220.0040.00316.80
8.0.210.0030.00516.89
8.0.200.0030.00316.95
8.0.190.0070.00016.96
8.0.180.0040.00416.86
8.0.170.0090.00016.96
8.0.160.0000.00716.94
8.0.150.0050.00316.88
8.0.140.0110.00016.83
8.0.130.0000.00513.30
8.0.120.0000.00716.88
8.0.110.0040.00416.95
8.0.100.0080.00016.92
8.0.90.0040.00416.91
8.0.80.0120.00516.84
8.0.70.0000.00716.88
8.0.60.0080.00016.77
8.0.50.0070.00016.67
8.0.30.0070.01517.15
8.0.20.0110.00717.27
8.0.10.0080.00016.83
8.0.00.0100.01016.60
7.4.330.0000.00515.55
7.4.320.0050.00216.64
7.4.300.0000.00616.59
7.4.290.0000.00816.35
7.4.280.0030.00616.51
7.4.270.0070.00016.59
7.4.260.0030.00313.25
7.4.250.0030.00516.57
7.4.240.0080.00016.36
7.4.230.0070.00016.38
7.4.220.0040.00316.53
7.4.210.0090.00716.50
7.4.200.0030.00316.32
7.4.130.0100.01016.43
7.4.120.0180.00916.20
7.4.110.0060.01416.50
7.4.100.0100.01016.50
7.4.90.0160.01016.41
7.4.80.0150.00316.13
7.4.70.0070.01116.26
7.4.60.0070.01116.53
7.4.50.0200.00316.48
7.4.40.0110.00716.46
7.4.30.0150.00916.43
7.4.20.0070.01116.42
7.4.10.0180.00016.53
7.4.00.0070.01716.52
7.3.330.0070.00016.22
7.3.320.0030.00313.23
7.3.310.0070.00016.41
7.3.300.0070.00016.25
7.3.290.0060.01116.35
7.3.260.0090.00916.61
7.3.250.0090.01516.59
7.3.240.0070.01316.58
7.3.230.0100.00716.55
7.3.220.0150.00316.64
7.3.210.0190.00416.48
7.3.200.0110.00616.39
7.3.190.0060.01216.44
7.3.180.0070.01316.35
7.3.170.0060.01516.19
7.3.160.0120.00616.52
7.3.150.0120.00616.73
7.3.140.0140.00616.68
7.3.130.0090.00916.32
7.3.120.0140.00716.25
7.3.110.0090.00916.39
7.3.100.0100.01016.57
7.3.90.0070.01116.23
7.3.80.0090.00916.49
7.3.70.0190.00616.29
7.3.60.0120.01216.43
7.3.50.0060.01816.38
7.3.40.0120.00616.45
7.3.30.0070.01516.52
7.3.20.0090.01116.50
7.3.10.0140.00816.62
7.3.00.0100.00716.52

preferences:
44.94 ms | 1381 KiB | 5 Q