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'); } $beforeDot = ltrim($beforeDot, '0'); if ($exp < 0) { $exp = -$exp; $len = strlen($beforeDot); if ($len <= $exp) { return '0.'.str_repeat('0', $exp - $len).$beforeDot.$afterDot; } else { return substr($beforeDot, 0, $len - $exp).'.'.substr($beforeDot, $len - $exp, $len).$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, $len); } } } //var_dump(convertFloat('11111111111111111111111111111111111111111111111111111111111112e-60')); var_dump(convertFloat('1.E-5'));

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)
8.3.60.0070.01018.43
8.3.50.0130.00521.08
8.3.40.0090.00618.63
8.3.30.0070.00720.20
8.3.20.0000.00820.34
8.3.10.0030.00621.92
8.3.00.0000.00922.47
8.2.180.0090.00616.50
8.2.170.0090.00622.96
8.2.160.0070.00720.47
8.2.150.0080.00024.18
8.2.140.0100.01024.66
8.2.130.0120.00626.16
8.2.120.0000.00819.54
8.2.110.0060.00620.20
8.2.100.0110.00020.36
8.2.90.0060.00317.66
8.2.80.0000.00719.40
8.2.70.0050.00317.80
8.2.60.0040.00417.91
8.2.50.0040.00418.10
8.2.40.0040.00418.09
8.2.30.0040.00418.08
8.2.20.0080.00017.51
8.2.10.0040.00417.57
8.2.00.0000.00717.64
8.1.280.0140.00725.92
8.1.270.0050.00520.27
8.1.260.0040.00426.35
8.1.250.0090.00028.09
8.1.240.0060.00322.25
8.1.230.0080.00419.03
8.1.220.0000.01217.74
8.1.210.0000.00818.77
8.1.200.0040.00417.10
8.1.190.0060.00317.22
8.1.180.0060.00318.10
8.1.170.0000.00918.59
8.1.160.0040.00422.19
8.1.150.0000.00718.50
8.1.140.0040.00417.43
8.1.130.0030.00317.85
8.1.120.0000.00717.48
8.1.110.0030.00517.41
8.1.100.0040.00417.45
8.1.90.0000.00717.45
8.1.80.0070.00017.50
8.1.70.0040.00417.51
8.1.60.0090.00017.61
8.1.50.0030.00517.52
8.1.40.0040.00417.45
8.1.30.0000.00817.67
8.1.20.0030.00617.59
8.1.10.0030.00517.53
8.1.00.0100.00017.34
8.0.300.0090.00319.40
8.0.290.0030.00616.88
8.0.280.0000.00818.45
8.0.270.0000.00717.23
8.0.260.0030.00316.71
8.0.250.0000.00716.80
8.0.240.0000.00816.90
8.0.230.0030.00316.86
8.0.220.0000.00816.79
8.0.210.0020.00516.80
8.0.200.0030.00316.92
8.0.190.0040.00416.81
8.0.180.0000.00716.86
8.0.170.0020.00516.75
8.0.160.0050.00216.93
8.0.150.0060.00316.80
8.0.140.0060.00316.84
8.0.130.0030.00313.34
8.0.120.0000.00816.83
8.0.110.0040.00416.83
8.0.100.0000.00716.81
8.0.90.0040.00416.70
8.0.80.0200.00316.84
8.0.70.0040.00416.80
8.0.60.0050.00316.82
8.0.50.0070.00016.88
8.0.30.0080.01217.02
8.0.20.0110.00817.40
8.0.10.0040.00416.89
8.0.00.0130.00816.72
7.4.330.0020.00215.00
7.4.320.0030.00316.45
7.4.300.0030.00316.41
7.4.290.0000.00716.55
7.4.280.0000.00716.49
7.4.270.0060.00016.64
7.4.260.0000.00716.50
7.4.250.0040.00416.65
7.4.240.0000.00716.63
7.4.230.0070.00016.73
7.4.220.0060.01216.49
7.4.210.0070.00616.64
7.4.200.0040.00416.66
7.4.190.0050.00216.36
7.4.160.0080.00816.50
7.4.150.0100.00717.40
7.4.140.0130.00917.86
7.4.130.0160.00616.44
7.4.120.0090.01216.53
7.4.110.0000.02116.67
7.4.100.0120.00916.48
7.4.90.0120.00616.46
7.4.80.0110.01119.39
7.4.70.0100.01316.69
7.4.60.0060.01016.48
7.4.50.0030.00316.25
7.4.40.0110.00322.77
7.4.30.0100.01316.53
7.4.00.0060.00914.65
7.3.330.0030.00313.36
7.3.320.0000.00513.19
7.3.310.0030.00316.41
7.3.300.0070.00016.29
7.3.290.0090.00916.39
7.3.280.0070.01016.39
7.3.270.0100.00717.40
7.3.260.0180.00016.39
7.3.250.0140.00316.45
7.3.240.0090.00916.30
7.3.230.0000.01616.39
7.3.210.0090.01616.64
7.3.200.0100.00719.39
7.3.190.0040.01716.39
7.3.180.0130.00616.53
7.3.170.0060.00916.47
7.3.160.0080.00716.24
7.3.120.0080.00714.82
7.3.110.0070.01114.71
7.3.100.0060.00914.85
7.3.90.0070.01114.66
7.3.80.0080.00414.79
7.3.70.0000.01614.96
7.3.60.0100.00314.58
7.3.50.0090.00314.75
7.3.40.0030.00914.57
7.3.30.0070.00714.89
7.3.20.0030.00716.46
7.3.10.0080.00416.52
7.3.00.0070.00716.69
7.2.330.0120.00616.71
7.2.320.0140.00516.75
7.2.310.0040.01316.51
7.2.300.0130.00316.48
7.2.290.0030.01416.50
7.2.250.0070.01015.10
7.2.240.0060.01314.99
7.2.230.0040.01114.90
7.2.220.0000.01514.85
7.2.210.0030.00914.74
7.2.200.0060.00914.98
7.2.190.0000.01515.04
7.2.180.0040.01114.85
7.2.170.0100.00714.67
7.2.60.0000.01416.79
7.2.00.0060.00919.04
7.1.330.0060.00915.71
7.1.320.0080.00315.66
7.1.310.0070.00715.90
7.1.300.0000.01415.86
7.1.290.0000.01615.46
7.1.280.0100.00315.79
7.1.270.0030.00615.61
7.1.260.0000.00815.82
7.1.200.0030.00715.46
7.1.100.0130.00617.82
7.1.70.0000.01217.09
7.1.60.0180.00719.40
7.1.50.0080.01116.98
7.1.00.0070.06722.37
7.0.200.0000.00916.88
7.0.140.0000.07722.12
7.0.100.0170.05720.17
7.0.90.0230.07020.00
7.0.80.0300.04719.90
7.0.70.0330.05320.14
7.0.60.0270.07719.93
7.0.50.0330.07320.37
7.0.40.0100.05019.98
7.0.30.0130.06719.95
7.0.20.0070.04020.13
7.0.10.0130.03320.18
7.0.00.0070.04020.09
5.6.280.0070.07020.91
5.6.250.0130.07720.61
5.6.240.0070.06320.70
5.6.230.0030.06320.70
5.6.220.0070.05720.57
5.6.210.0030.05720.56
5.6.200.0070.04720.97
5.6.190.0200.05721.13
5.6.180.0030.06320.97
5.6.170.0070.07021.18
5.6.160.0030.05321.05
5.6.150.0030.04021.02
5.6.140.0070.04021.05
5.6.130.0030.04721.04
5.6.120.0100.03021.08
5.6.110.0070.07321.08
5.6.100.0100.05721.07
5.6.90.0100.05321.10
5.6.80.0100.07720.45
5.6.70.0070.08020.39
5.6.60.0100.05720.39
5.6.50.0100.05720.50
5.6.40.0030.06320.36
5.6.30.0070.05020.38
5.6.20.0030.05720.38
5.6.10.0070.06320.38
5.6.00.0030.04720.38
5.5.380.0130.07020.59
5.5.370.0130.05720.44
5.5.360.0000.05320.41
5.5.350.0170.05320.41
5.5.340.0030.05720.88
5.5.330.0100.05720.95
5.5.320.0030.05020.92
5.5.310.0070.04320.75
5.5.300.0030.04320.88
5.5.290.0030.03720.88
5.5.280.0000.04020.94
5.5.270.0100.05720.91
5.5.260.0100.05320.74
5.5.250.0030.05320.59
5.5.240.0170.04020.26
5.5.230.0030.07020.28
5.5.220.0100.06320.21
5.5.210.0030.05320.13
5.5.200.0130.03720.15
5.5.190.0030.07320.17
5.5.180.0000.06720.12
5.5.160.0130.06320.14
5.5.150.0030.04720.28
5.5.140.0170.04020.27
5.5.130.0200.06020.24
5.5.120.0000.08020.12
5.5.110.0070.07020.23
5.5.100.0070.03720.00
5.5.90.0070.06320.17
5.5.80.0030.05020.18
5.5.70.0030.04320.09
5.5.60.0000.07020.17
5.5.50.0070.06720.08
5.5.40.0100.05720.10
5.5.30.0000.06320.09
5.5.20.0030.06020.16
5.5.10.0100.05719.97
5.5.00.0070.07720.05
5.4.450.0030.04319.56
5.4.440.0000.03719.20
5.4.430.0230.04019.46
5.4.420.0130.07019.55
5.4.410.0070.04719.35
5.4.400.0000.07719.23
5.4.390.0100.05318.95
5.4.380.0170.04018.85
5.4.370.0000.08019.03
5.4.360.0030.06719.04
5.4.350.0000.04318.90
5.4.340.0030.04719.05
5.4.320.0000.05319.05
5.4.310.0070.07318.88
5.4.300.0070.04019.24
5.4.290.0100.06018.89
5.4.280.0070.07019.11
5.4.270.0030.05718.88
5.4.260.0200.03719.04
5.4.250.0200.03318.90
5.4.240.0100.03719.20
5.4.230.0130.04319.11
5.4.220.0170.06719.17
5.4.210.0070.05719.13
5.4.200.0030.03719.23
5.4.190.0030.04718.84
5.4.180.0100.04019.22
5.4.170.0130.07719.22
5.4.160.0070.04319.12
5.4.150.0030.06719.14
5.4.140.0070.06716.50
5.4.130.0070.05016.41
5.4.120.0000.05316.40
5.4.110.0100.05316.46
5.4.100.0070.04716.50
5.4.90.0070.06016.27
5.4.80.0000.07016.38
5.4.70.0030.06016.50
5.4.60.0030.04316.39
5.4.50.0000.06316.42
5.4.40.0100.03716.36
5.4.30.0030.06016.33
5.4.20.0030.05716.43
5.4.10.0100.05016.33
5.4.00.0070.04015.79
5.3.290.0070.07314.61
5.3.280.0030.05714.60
5.3.270.0070.07714.76
5.3.260.0070.05714.61
5.3.250.0000.04014.61
5.3.240.0070.06314.73
5.3.230.0100.05014.71
5.3.220.0070.03714.57
5.3.210.0070.07014.67
5.3.200.0000.07314.53
5.3.190.0170.03714.58
5.3.180.0070.06014.50
5.3.170.0070.05014.68
5.3.160.0100.06314.53
5.3.150.0130.06014.67
5.3.140.0070.06014.58
5.3.130.0030.04314.55
5.3.120.0100.04714.70
5.3.110.0070.04314.63
5.3.100.0170.02714.19
5.3.90.0100.04014.13
5.3.80.0130.05014.17
5.3.70.0170.06713.96
5.3.60.0030.06714.04
5.3.50.0130.04714.10
5.3.40.0030.05314.03
5.3.30.0000.07013.91
5.3.20.0000.06013.61
5.3.10.0070.06313.78
5.3.00.0130.04013.77
5.2.170.0070.05711.15
5.2.160.0030.04711.04
5.2.150.0100.03311.21
5.2.140.0070.03311.09
5.2.130.0070.06011.12
5.2.120.0030.04711.12
5.2.110.0000.04311.16
5.2.100.0030.03711.25
5.2.90.0170.02711.17
5.2.80.0000.04711.20
5.2.70.0000.04311.20
5.2.60.0030.03711.20
5.2.50.0100.02711.04
5.2.40.0030.03011.02
5.2.30.0000.03311.09
5.2.20.0070.05310.98
5.2.10.0030.05010.79
5.2.00.0030.03710.84
5.1.60.0030.02310.66
5.1.50.0070.05310.66
5.1.40.0030.05710.66
5.1.30.0100.04310.66
5.1.20.0000.04310.66
5.1.10.0070.03010.66
5.1.00.0000.03010.66
5.0.50.0070.02010.66
5.0.40.0070.02310.66
5.0.30.0030.05310.66
5.0.20.0070.03310.66
5.0.10.0130.02710.66
5.0.00.0030.04310.66
4.4.90.0000.02310.66
4.4.80.0030.01710.66
4.4.70.0000.02310.66
4.4.60.0030.02310.66
4.4.50.0030.03310.66
4.4.40.0030.02310.66
4.4.30.0000.03710.66
4.4.20.0000.01710.66
4.4.10.0030.02010.66
4.4.00.0100.03710.66
4.3.110.0030.03010.66
4.3.100.0000.02710.66
4.3.90.0000.03710.66
4.3.80.0030.04310.66
4.3.70.0100.01310.66
4.3.60.0070.02310.66
4.3.50.0030.02310.66
4.3.40.0000.04010.66
4.3.30.0000.03310.66
4.3.20.0000.03310.66
4.3.10.0030.03310.66
4.3.00.0000.02010.66

preferences:
44.72 ms | 401 KiB | 5 Q