3v4l.org

run code in 300+ PHP versions simultaneously
<?php function convertFloat($float) { $float = (string)$float; $expPos = strpos($float, 'e'); if ($expPos === false) { return $float; } $beforeDot = '0'; // Well, fuck you my English. $afterDot = ''; // ^^ $numberWithoutPrecision = substr($float, 0, $expPos); $exp = (int)substr($float, $expPos + 1, strlen($float)); if ($exp === 0) { return '1'; } $dotPos = strpos($numberWithoutPrecision, '.'); if ($dotPos === false) { $beforeDot = $numberWithoutPrecision; } else { $beforeDot = substr($numberWithoutPrecision, 0, $dotPos); $afterDot = substr($numberWithoutPrecision, $dotPos + 1, strlen($numberWithoutPrecision)); $afterDot = rtrim($afterDot, '0'); } if ($exp < 0) { $len = strlen($afterDot); if ($len <= $exp) { return $beforeDot.$afterDot; } } else { $len = strlen($afterDot); if ($len <= $exp) { return $beforeDot.$afterDot.str_repeat('0', $exp - $len).'i'; } else { return $beforeDot.substr($afterDot, 0, $dotPos).'.'.substr($afterDot, $dotPos, strlen($afterDot)); } } var_dump($beforeDot, $afterDot); } var_dump(convertFloat('1.111111111111111111111111111111111111111111111111111111111111+60'));

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)
8.3.60.0140.00418.56
8.3.50.0130.00521.08
8.3.40.0070.00718.47
8.3.30.0100.00720.20
8.3.20.0070.00020.17
8.3.10.0070.00322.02
8.3.00.0050.00322.37
8.2.180.0120.00316.63
8.2.170.0090.00622.96
8.2.160.0030.01020.40
8.2.150.0030.00624.18
8.2.140.0100.01024.66
8.2.130.0090.00926.16
8.2.120.0000.00819.64
8.2.110.0060.00319.38
8.2.100.0090.00317.72
8.2.90.0030.00619.09
8.2.80.0000.00819.21
8.2.70.0050.00317.50
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0070.00018.22
8.2.30.0050.00317.92
8.2.20.0050.00317.52
8.2.10.0000.00717.70
8.2.00.0040.00417.55
8.1.280.0150.00625.92
8.1.270.0100.00020.27
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.06
8.1.230.0070.00719.00
8.1.220.0030.00717.74
8.1.210.0000.00818.77
8.1.200.0030.00717.10
8.1.190.0000.00717.40
8.1.180.0000.00818.79
8.1.170.0080.00018.58
8.1.160.0040.00422.06
8.1.150.0050.00218.59
8.1.140.0050.00217.29
8.1.130.0030.00317.89
8.1.120.0000.00717.45
8.1.110.0070.00017.29
8.1.100.0020.00517.31
8.1.90.0000.00717.32
8.1.80.0040.00417.28
8.1.70.0070.00017.39
8.1.60.0040.00417.45
8.1.50.0040.00417.39
8.1.40.0000.00817.58
8.1.30.0040.00417.67
8.1.20.0000.00817.65
8.1.10.0080.00017.38
8.1.00.0120.00017.40
8.0.300.0070.00018.77
8.0.290.0000.00717.05
8.0.280.0040.00418.41
8.0.270.0040.00417.17
8.0.260.0060.00016.83
8.0.250.0030.00316.93
8.0.240.0030.00616.80
8.0.230.0030.00316.85
8.0.220.0000.00816.75
8.0.210.0000.00716.73
8.0.200.0000.00616.74
8.0.190.0000.00916.80
8.0.180.0070.00016.77
8.0.170.0000.00716.82
8.0.160.0070.00016.81
8.0.150.0000.00916.81
8.0.140.0030.00616.78
8.0.130.0000.00613.20
8.0.120.0040.00416.85
8.0.110.0000.00716.82
8.0.100.0040.00416.80
8.0.90.0030.00316.67
8.0.80.0060.00916.87
8.0.70.0040.00416.71
8.0.60.0050.00316.68
8.0.50.0040.00416.67
8.0.30.0150.00416.90
8.0.20.0110.00817.40
8.0.10.0000.00816.88
8.0.00.0100.00916.75
7.4.330.0020.00215.00
7.4.320.0000.00716.50
7.4.300.0040.00416.66
7.4.290.0030.00316.64
7.4.280.0030.00316.60
7.4.270.0000.00716.59
7.4.260.0070.00016.59
7.4.250.0070.00016.58
7.4.240.0020.00616.46
7.4.230.0070.00016.63
7.4.220.0060.01216.50
7.4.210.0040.01216.58
7.4.200.0040.00416.52
7.4.190.0030.00316.43
7.4.160.0160.00016.51
7.4.150.0160.00917.40
7.4.140.0080.01217.86
7.4.130.0080.01016.47
7.4.120.0050.01216.59
7.4.110.0060.01216.57
7.4.100.0140.01016.38
7.4.90.0100.00916.45
7.4.80.0130.01019.39
7.4.70.0090.00616.41
7.4.60.0080.00816.54
7.4.50.0030.00616.26
7.4.40.0040.01422.77
7.4.30.0030.01616.41
7.4.00.0070.01015.20
7.3.330.0020.00213.35
7.3.320.0000.00513.13
7.3.310.0030.00316.23
7.3.300.0050.00316.33
7.3.290.0070.01316.38
7.3.280.0070.00816.35
7.3.270.0110.00817.40
7.3.260.0070.01016.58
7.3.250.0090.01216.39
7.3.240.0060.01216.37
7.3.230.0080.01216.39
7.3.210.0070.01116.53
7.3.200.0040.01719.39
7.3.190.0090.01216.46
7.3.180.0090.00916.64
7.3.170.0060.00916.39
7.3.160.0040.01216.51
7.3.120.0040.00715.12
7.3.10.0030.00816.42
7.3.00.0070.00716.63
7.2.330.0090.00916.34
7.2.320.0060.01916.70
7.2.310.0070.01016.68
7.2.300.0070.01016.71
7.2.290.0120.00616.70
7.2.130.0030.01016.82
7.2.120.0070.00716.95
7.2.110.0070.00316.84
7.2.100.0040.00416.96
7.2.90.0000.01217.03
7.2.80.0110.00416.96
7.2.70.0000.01216.65
7.2.60.0120.00316.56
7.2.50.0000.00816.81
7.2.40.0070.00416.89
7.2.30.0070.00716.94
7.2.20.0000.00916.65
7.2.10.0030.01216.93
7.2.00.0050.01018.01
7.1.250.0070.00315.89
7.1.100.0100.00617.81
7.1.70.0000.00717.28
7.1.60.0030.00917.30
7.1.50.0070.01416.96
7.1.00.0000.03722.32
7.0.200.0030.00816.79
7.0.140.0030.07321.97
7.0.60.0130.08319.87
7.0.50.0000.04317.73
7.0.40.0100.09319.96
7.0.30.0230.08720.26
7.0.20.0330.07720.06
7.0.10.0170.08720.23
7.0.00.0030.05320.10
5.6.280.0100.06721.09
5.6.210.0030.07020.62
5.6.200.0100.07718.23
5.6.190.0170.06720.65
5.6.180.0030.05320.47
5.6.170.0230.03320.48
5.6.160.0030.04320.61
5.6.150.0070.08318.18
5.6.140.0070.05318.24
5.6.130.0000.08718.20
5.6.120.0030.07021.15
5.6.110.0100.08321.06
5.6.100.0070.08020.90
5.6.90.0170.06721.03
5.6.80.0100.08020.37
5.6.70.0300.06320.38
5.5.350.0200.08020.34
5.5.340.0000.08717.99
5.5.330.0030.05320.27
5.5.320.0230.07020.36
5.5.310.0270.08320.25
5.5.300.0030.05317.95
5.5.290.0100.07717.95
5.5.280.0100.09020.79
5.5.270.0100.03720.69
5.5.260.0070.07720.88
5.5.250.0100.05320.55
5.5.240.0030.08020.16
5.4.450.0830.06719.61
5.4.440.0800.05719.57
5.4.430.0630.05719.61
5.4.420.0700.05319.21
5.4.410.0870.07019.57
5.4.400.1370.07318.90
5.4.390.1170.05318.78
5.4.380.0330.05018.74
5.4.370.0200.04718.63
5.4.360.0270.04718.76
5.4.350.0100.04012.03
5.4.340.0050.04012.03
5.4.320.0050.03812.52
5.4.310.0060.04512.51
5.4.300.0080.03912.52
5.4.290.0040.03912.51
5.4.280.0110.03812.41
5.4.270.0070.03512.41
5.4.260.0070.03612.41
5.4.250.0130.08318.91
5.4.240.0100.07718.80
5.4.230.0070.05318.80
5.4.220.0170.06319.02
5.4.210.0100.07319.00
5.4.200.0100.05018.80
5.4.190.0070.05718.95
5.4.180.0130.04718.90
5.4.170.0100.05719.02
5.4.160.0130.06718.70
5.4.150.0100.05318.95
5.4.140.0100.05016.59
5.4.130.0070.04716.36
5.4.120.0170.06316.34
5.4.110.0100.04716.49
5.4.100.0070.05016.66
5.4.90.0070.04716.50
5.4.80.0030.05316.39
5.4.70.0200.04016.52
5.4.60.0070.05316.55
5.4.50.0030.07016.44
5.4.40.0070.07016.60
5.4.30.0130.04316.50
5.4.20.0100.07016.48
5.4.10.0070.07016.46
5.4.00.0100.05315.96
5.3.290.0070.04512.80
5.3.280.0100.05314.43
5.3.270.0130.07014.64
5.3.260.0030.05714.68
5.3.250.0200.03714.84
5.3.240.0100.05014.78
5.3.230.0070.05314.69
5.3.220.0130.05014.48
5.3.210.0100.05314.76
5.3.200.0070.06014.41
5.3.190.0200.03714.66
5.3.180.0000.06714.66
5.3.170.0070.07014.64
5.3.160.0100.05014.57
5.3.150.0070.05014.48
5.3.140.0130.04714.71
5.3.130.0030.07014.72
5.3.120.0070.05314.55
5.3.110.0030.06314.62
5.3.100.0100.07014.13
5.3.90.0070.05014.03
5.3.80.0130.04314.02
5.3.70.0130.05714.14
5.3.60.0100.05014.19
5.3.50.0070.05313.93
5.3.40.0030.05714.12
5.3.30.0130.05313.91
5.3.20.0100.04313.78
5.3.10.0070.07013.74
5.3.00.0070.04713.62
5.2.170.0070.05311.15
5.2.160.0100.05311.34
5.2.150.0000.05311.12
5.2.140.0000.05311.23
5.2.130.0100.03711.34
5.2.120.0070.03711.11
5.2.110.0030.05311.20
5.2.100.0100.03711.18
5.2.90.0130.03311.20
5.2.80.0030.04311.27
5.2.70.0100.05711.17
5.2.60.0070.04011.06
5.2.50.0030.04711.00
5.2.40.0030.04311.09
5.2.30.0070.04010.98
5.2.20.0000.05010.95
5.2.10.0100.05310.88
5.2.00.0070.05710.72
5.1.60.0100.03010.05
5.1.50.0100.04010.17
5.1.40.0070.03310.18
5.1.30.0070.03710.18
5.1.20.0030.03710.27
5.1.10.0030.03310.08
5.1.00.0030.05010.24
5.0.50.0030.0408.52
5.0.40.0070.0378.53
5.0.30.0070.0408.24
5.0.20.0030.0278.13
5.0.10.0030.0408.24
5.0.00.0030.0438.25
4.4.90.0000.0277.36
4.4.80.0000.0237.36
4.4.70.0070.0207.36
4.4.60.0070.0177.36
4.4.50.0030.0307.36
4.4.40.0030.0407.36
4.4.30.0030.0207.36
4.4.20.0000.0277.36
4.4.10.0000.0277.36
4.4.00.0030.0437.36
4.3.110.0070.0207.36
4.3.100.0100.0137.36
4.3.90.0030.0207.36
4.3.80.0000.0437.36
4.3.70.0000.0237.36
4.3.60.0070.0177.36
4.3.50.0000.0307.36
4.3.40.0030.0337.36
4.3.30.0030.0207.36
4.3.20.0030.0237.36
4.3.10.0000.0237.36
4.3.00.0000.0276.66

preferences:
41.58 ms | 401 KiB | 5 Q