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, $exp).'.'.substr($afterDot, $exp, strlen($afterDot)); } } var_dump($beforeDot, $afterDot); } var_dump(convertFloat('1.1111111111111111111111111111111111111111111111111111111111112e+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)
8.3.60.0140.00718.27
8.3.50.0100.00521.02
8.3.40.0120.00918.57
8.3.30.0140.00720.27
8.3.20.0040.00420.52
8.3.10.0050.00322.09
8.3.00.0040.00422.37
8.2.180.0110.00416.38
8.2.170.0040.01122.96
8.2.160.0070.00720.31
8.2.150.0040.00424.18
8.2.140.0100.01024.66
8.2.130.0000.00826.16
8.2.120.0080.00019.66
8.2.110.0110.00021.12
8.2.100.0080.00417.84
8.2.90.0050.00219.09
8.2.80.0050.00319.46
8.2.70.0030.00617.50
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0000.00818.34
8.2.30.0000.00817.96
8.2.20.0020.00517.59
8.2.10.0040.00417.82
8.2.00.0000.00717.71
8.1.280.0070.00725.92
8.1.270.0060.00320.40
8.1.260.0000.00726.35
8.1.250.0050.00228.09
8.1.240.0080.00322.68
8.1.230.0040.00822.20
8.1.220.0080.00017.79
8.1.210.0040.00418.77
8.1.200.0030.00617.13
8.1.190.0030.00517.43
8.1.180.0060.00318.93
8.1.170.0030.00518.50
8.1.160.0040.00422.06
8.1.150.0040.00418.54
8.1.140.0000.00717.34
8.1.130.0000.00717.84
8.1.120.0040.00417.38
8.1.110.0040.00417.37
8.1.100.0070.00017.31
8.1.90.0050.00317.38
8.1.80.0000.00717.38
8.1.70.0070.00017.44
8.1.60.0040.00417.64
8.1.50.0000.00717.45
8.1.40.0040.00417.43
8.1.30.0000.00717.51
8.1.20.0040.00417.55
8.1.10.0020.00517.42
8.1.00.0060.00617.39
8.0.300.0040.00418.77
8.0.290.0040.00417.05
8.0.280.0070.00018.50
8.0.270.0040.00417.27
8.0.260.0030.00316.83
8.0.250.0040.00416.98
8.0.240.0040.00417.01
8.0.230.0000.00716.99
8.0.220.0070.00016.99
8.0.210.0000.00716.82
8.0.200.0060.00016.96
8.0.190.0040.00417.03
8.0.180.0030.00516.97
8.0.170.0030.00517.01
8.0.160.0000.00716.77
8.0.150.0080.00016.87
8.0.140.0030.00716.74
8.0.130.0030.00313.37
8.0.120.0000.00716.89
8.0.110.0040.00416.79
8.0.100.0030.00616.77
8.0.90.0000.00716.77
8.0.80.0160.00016.95
8.0.70.0030.00516.93
8.0.60.0070.00016.88
8.0.50.0040.00416.92
8.0.30.0140.00517.40
8.0.20.0140.00617.42
8.0.10.0050.00316.97
8.0.00.0070.01316.80
7.4.330.0000.00515.00
7.4.320.0030.00316.46
7.4.300.0000.00716.59
7.4.290.0030.00316.53
7.4.280.0030.00316.50
7.4.270.0020.00516.57
7.4.260.0040.00416.57
7.4.250.0040.00416.38
7.4.240.0050.00316.56
7.4.230.0030.00316.68
7.4.220.0070.01016.54
7.4.210.0070.00716.63
7.4.200.0020.00516.36
7.4.190.0030.00316.58
7.4.160.0100.00716.54
7.4.150.0110.01117.40
7.4.140.0100.01117.86
7.4.130.0090.00916.49
7.4.120.0100.00716.50
7.4.110.0100.00716.38
7.4.100.0070.01016.41
7.4.90.0080.00916.46
7.4.80.0070.01019.39
7.4.70.0100.00716.59
7.4.60.0120.00916.38
7.4.50.0000.00616.43
7.4.40.0040.01422.77
7.4.30.0090.00916.55
7.4.00.0100.00614.83
7.3.330.0030.00313.29
7.3.320.0000.00613.21
7.3.310.0070.00016.36
7.3.300.0030.00316.33
7.3.290.0100.00316.41
7.3.280.0080.00916.36
7.3.270.0160.00317.40
7.3.260.0060.01116.71
7.3.250.0110.00816.49
7.3.240.0130.00516.70
7.3.230.0110.00616.54
7.3.210.0100.00716.39
7.3.200.0120.00919.39
7.3.190.0100.01016.48
7.3.180.0100.00716.36
7.3.170.0030.01316.38
7.3.160.0050.01116.51
7.3.120.0090.00614.89
7.3.110.0070.01114.79
7.3.100.0080.00614.58
7.3.90.0110.00714.84
7.3.80.0070.00414.92
7.3.70.0060.00614.89
7.3.60.0000.01214.63
7.3.50.0000.00815.00
7.3.40.0030.00614.93
7.3.30.0060.00614.96
7.3.20.0080.00416.76
7.3.10.0100.00316.37
7.3.00.0090.00416.47
7.2.330.0040.01416.50
7.2.320.0110.00716.83
7.2.310.0140.00616.80
7.2.300.0060.01016.80
7.2.290.0070.01316.73
7.2.240.0060.00614.84
7.2.230.0100.00314.91
7.2.220.0070.01115.03
7.2.210.0090.00615.06
7.2.200.0030.00515.03
7.2.190.0110.00515.17
7.2.180.0030.01215.05
7.2.170.0060.00914.87
7.2.160.0090.00615.23
7.2.150.0070.00717.03
7.2.140.0070.01016.94
7.2.130.0020.01016.70
7.2.120.0070.01516.90
7.2.110.0110.00516.72
7.2.100.0060.00916.85
7.2.90.0040.00717.00
7.2.80.0090.00416.87
7.2.70.0140.00816.90
7.2.60.0040.01016.66
7.2.50.0070.00816.64
7.2.40.0030.00816.96
7.2.30.0070.01016.65
7.2.20.0110.00516.59
7.2.10.0140.00316.66
7.2.00.0080.00516.87
7.1.330.0030.00716.04
7.1.320.0060.00615.57
7.1.310.0030.01016.00
7.1.300.0030.01015.65
7.1.290.0000.00815.88
7.1.280.0000.01015.85
7.1.270.0030.01315.67
7.1.260.0040.00815.88
7.1.250.0030.00815.69
7.1.100.0000.01418.04
7.1.70.0080.00317.14
7.1.60.0040.02219.40
7.1.50.0070.01716.96
7.1.00.0030.03322.54
7.0.200.0070.00016.89
7.0.140.0030.07322.00
7.0.60.0030.07720.01
7.0.50.0070.03717.72
7.0.40.0100.04020.09
7.0.30.0270.04720.12
7.0.20.0230.04720.26
7.0.10.0170.08320.30
7.0.00.0100.07720.20
5.6.280.0100.06721.00
5.6.210.0000.08020.54
5.6.200.0000.05718.29
5.6.190.0170.07020.60
5.6.180.4170.03720.55
5.6.170.0130.04320.50
5.6.160.0100.03720.50
5.6.150.0030.08318.18
5.6.140.0030.05718.20
5.6.130.0030.06318.13
5.6.120.0100.07321.14
5.6.110.0070.08721.04
5.6.100.0070.08321.14
5.6.90.0130.03321.01
5.6.80.0070.08020.40
5.6.70.0270.06320.39
5.5.350.0200.07720.45
5.5.340.0100.06718.09
5.5.330.0130.08020.32
5.5.320.0200.05020.28
5.5.310.0270.08320.25
5.5.300.0030.08717.97
5.5.290.0170.07718.08
5.5.280.0100.04720.90
5.5.270.0030.04020.69
5.5.260.0100.06720.69
5.5.250.0170.07320.59
5.5.240.0030.04320.20
5.4.450.0770.06319.16
5.4.440.0600.06319.58
5.4.430.0470.05719.47
5.4.420.0770.05019.30
5.4.410.0770.05319.44
5.4.400.1330.07018.87
5.4.390.1330.06718.54
5.4.380.0270.05318.79
5.4.370.0170.04718.83
5.4.360.0130.05318.63
5.4.350.0080.04212.03
5.4.340.0060.03712.02
5.4.320.0080.03612.51
5.4.310.0040.04312.51
5.4.300.0060.03712.52
5.4.290.0080.03712.51
5.4.280.0060.03512.41
5.4.270.0070.04112.40
5.4.260.0080.03612.41
5.4.250.0130.04718.94
5.4.240.0130.07318.89
5.4.230.0170.05018.84
5.4.220.0170.05018.90
5.4.210.0030.05719.11
5.4.200.0230.06718.96
5.4.190.0170.04718.77
5.4.180.0130.06318.95
5.4.170.0100.08718.93
5.4.160.0130.04718.63
5.4.150.0100.06718.77
5.4.140.0030.06316.53
5.4.130.0130.04316.54
5.4.120.0100.06716.40
5.4.110.0000.05716.62
5.4.100.0100.04716.59
5.4.90.0030.05316.38
5.4.80.0070.05316.38
5.4.70.0070.06716.34
5.4.60.0200.05716.39
5.4.50.0100.04716.48
5.4.40.0130.05016.61
5.4.30.0170.05316.47
5.4.20.0130.04016.47
5.4.10.0170.04716.62
5.4.00.0100.04715.79
5.3.290.0060.04612.80
5.3.280.0000.06014.59
5.3.270.0070.05314.45
5.3.260.0030.06314.61
5.3.250.0000.07314.64
5.3.240.0170.06014.59
5.3.230.0100.05314.70
5.3.220.0130.04314.56
5.3.210.0100.05014.67
5.3.200.0030.05014.66
5.3.190.0130.06714.74
5.3.180.0100.05014.71
5.3.170.0070.06014.65
5.3.160.0030.06014.67
5.3.150.0130.04714.80
5.3.140.0030.05314.40
5.3.130.0130.04314.55
5.3.120.0030.05714.56
5.3.110.0170.05314.39
5.3.100.0070.05314.21
5.3.90.0230.06014.25
5.3.80.0030.05714.12
5.3.70.0130.04314.20
5.3.60.0000.05314.15
5.3.50.0130.05314.14
5.3.40.0100.04714.05
5.3.30.0170.04313.98
5.3.20.0100.06713.79
5.3.10.0100.04713.70
5.3.00.0100.05013.73
5.2.170.0070.05711.16
5.2.160.0130.03011.12
5.2.150.0070.04011.34
5.2.140.0030.04711.23
5.2.130.0030.04011.07
5.2.120.0070.04011.19
5.2.110.0070.03711.10
5.2.100.0070.03711.20
5.2.90.0130.04711.10
5.2.80.0070.03711.27
5.2.70.0130.03311.28
5.2.60.0070.03710.90
5.2.50.0130.05011.26
5.2.40.0130.04311.11
5.2.30.0030.04311.07
5.2.20.0100.05011.06
5.2.10.0100.03710.95
5.2.00.0070.04010.64
5.1.60.0030.03710.17
5.1.50.0030.04310.02
5.1.40.0030.0479.94
5.1.30.0030.05010.35
5.1.20.0170.03010.34
5.1.10.0070.04710.28
5.1.00.0070.03310.00
5.0.50.0030.0308.60
5.0.40.0170.0138.59
5.0.30.0000.0478.23
5.0.20.0030.0278.41
5.0.10.0100.0238.24
5.0.00.0070.0508.11
4.4.90.0100.0137.36
4.4.80.0030.0207.36
4.4.70.0000.0277.36
4.4.60.0000.0277.36
4.4.50.0030.0207.36
4.4.40.0030.0377.36
4.4.30.0070.0277.36
4.4.20.0000.0237.36
4.4.10.0030.0207.36
4.4.00.0030.0437.36
4.3.110.0030.0207.36
4.3.100.0030.0207.36
4.3.90.0000.0207.36
4.3.80.0070.0307.36
4.3.70.0100.0137.36
4.3.60.0000.0237.36
4.3.50.0030.0237.36
4.3.40.0000.0337.36
4.3.30.0030.0207.36
4.3.20.0030.0207.36
4.3.10.0070.0177.36
4.3.00.0070.0236.66

preferences:
41.62 ms | 401 KiB | 5 Q