3v4l.org

run code in 300+ PHP versions simultaneously
<?php function convertFloat($float) { $float = strtolower((string)$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)
8.3.60.0170.00318.11
8.3.50.0100.00921.20
8.3.40.0040.01118.54
8.3.30.0040.01120.21
8.3.20.0000.00720.34
8.3.10.0040.00422.10
8.3.00.0000.00722.34
8.2.180.0090.00618.00
8.2.170.0110.00322.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0210.00024.66
8.2.130.0070.00726.16
8.2.120.0080.00019.79
8.2.110.0090.00022.31
8.2.100.0110.00017.91
8.2.90.0000.00818.97
8.2.80.0000.00819.16
8.2.70.0000.01117.50
8.2.60.0060.00317.80
8.2.50.0060.00318.07
8.2.40.0080.00018.16
8.2.30.0000.00818.15
8.2.20.0030.00517.61
8.2.10.0040.00417.89
8.2.00.0020.00517.84
8.1.280.0170.00025.92
8.1.270.0060.00320.36
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0110.01118.84
8.1.230.0110.00020.85
8.1.220.0000.00817.80
8.1.210.0080.00018.77
8.1.200.0030.00617.35
8.1.190.0080.00017.50
8.1.180.0030.00518.88
8.1.170.0100.00018.66
8.1.160.0040.00422.10
8.1.150.0000.00718.70
8.1.140.0000.00817.47
8.1.130.0000.00717.78
8.1.120.0000.00717.53
8.1.110.0040.00417.38
8.1.100.0000.00817.49
8.1.90.0000.00717.56
8.1.80.0090.00017.38
8.1.70.0030.00317.53
8.1.60.0040.00417.52
8.1.50.0000.00817.62
8.1.40.0030.00517.46
8.1.30.0080.00017.56
8.1.20.0000.00917.65
8.1.10.0050.00217.63
8.1.00.0080.00017.53
8.0.300.0040.00418.77
8.0.290.0040.00417.16
8.0.280.0070.00018.40
8.0.270.0000.00717.21
8.0.260.0000.00616.86
8.0.250.0000.00716.89
8.0.240.0040.00417.00
8.0.230.0000.00716.98
8.0.220.0000.00716.93
8.0.210.0050.00216.94
8.0.200.0030.00316.97
8.0.190.0040.00416.95
8.0.180.0070.00016.95
8.0.170.0040.00416.95
8.0.160.0000.00816.84
8.0.150.0030.00616.84
8.0.140.0000.00916.95
8.0.130.0030.00313.36
8.0.120.0000.00816.89
8.0.110.0000.00716.92
8.0.100.0000.00816.87
8.0.90.0040.00416.96
8.0.80.0120.00916.86
8.0.70.0000.00816.94
8.0.60.0000.00816.97
8.0.50.0050.00316.88
8.0.30.0120.00617.38
8.0.20.0110.00817.40
8.0.10.0070.00017.10
8.0.00.0140.00816.91
7.4.330.0030.00315.00
7.4.320.0030.00316.64
7.4.300.0080.00016.70
7.4.290.0000.00716.66
7.4.280.0080.00016.53
7.4.270.0040.00416.66
7.4.260.0000.00816.62
7.4.250.0030.00516.64
7.4.240.0070.00016.57
7.4.230.0070.00016.34
7.4.220.0030.01416.65
7.4.210.0090.00516.64
7.4.200.0030.00316.71
7.4.190.0050.00216.65
7.4.160.0080.00816.44
7.4.150.0090.00917.40
7.4.140.0130.00417.86
7.4.130.0070.01316.57
7.4.120.0100.00616.61
7.4.110.0180.00016.51
7.4.100.0110.00716.63
7.4.90.0180.00416.50
7.4.80.0090.01319.39
7.4.70.0130.01016.58
7.4.60.0030.01316.66
7.4.50.0040.00416.51
7.4.40.0090.00922.77
7.4.30.0220.00316.55
7.4.10.0070.01114.99
7.4.00.0030.01214.95
7.3.330.0060.00013.18
7.3.320.0030.00313.19
7.3.310.0070.00016.38
7.3.300.0030.00316.47
7.3.290.0070.00716.40
7.3.280.0060.00916.34
7.3.270.0030.01317.40
7.3.260.0100.00716.32
7.3.250.0130.00516.48
7.3.240.0100.00716.39
7.3.230.0070.01216.50
7.3.210.0100.00716.41
7.3.200.0080.00919.39
7.3.190.0150.00816.55
7.3.180.0080.00816.40
7.3.170.0130.01016.60
7.3.160.0090.01116.36
7.3.130.0120.00915.14
7.3.120.0090.00914.94
7.3.110.0130.00914.89
7.3.100.0110.00714.99
7.3.90.0060.01215.04
7.3.80.0030.00814.51
7.3.70.0100.00714.65
7.3.60.0060.00914.95
7.3.50.0060.00314.64
7.3.40.0090.00614.60
7.3.30.0050.00514.77
7.3.20.0000.01216.71
7.3.10.0080.00316.67
7.3.00.0100.00816.48
7.2.330.0080.00816.74
7.2.320.0110.00616.56
7.2.310.0070.01016.83
7.2.300.0060.01016.60
7.2.290.0120.00616.75
7.2.260.0030.01515.09
7.2.250.0120.00615.21
7.2.240.0040.00815.28
7.2.230.0090.01214.85
7.2.220.0100.00715.21
7.2.210.0030.01015.11
7.2.200.0150.00315.04
7.2.190.0090.01215.21
7.2.180.0070.01014.84
7.2.170.0090.00314.87
7.2.160.0040.00815.07
7.2.150.0040.01117.06
7.2.140.0080.00416.91
7.2.130.0130.00516.89
7.2.120.0090.00316.79
7.2.110.0090.00616.92
7.2.100.0070.01016.76
7.2.90.0100.01017.06
7.2.80.0090.00716.97
7.2.70.0090.01016.81
7.2.60.0070.00916.82
7.2.50.0090.00816.84
7.2.40.0120.01116.97
7.2.30.0080.00416.98
7.2.20.0120.00516.98
7.2.10.0090.00716.91
7.2.00.0080.00817.66
7.1.330.0070.00415.86
7.1.320.0060.00916.07
7.1.310.0080.00815.66
7.1.300.0070.01315.77
7.1.290.0000.01415.73
7.1.280.0100.00315.66
7.1.270.0060.00615.87
7.1.260.0040.01115.91
7.1.250.0030.00815.93
7.1.240.0030.00915.82
7.1.230.0060.00315.66
7.1.220.0060.00615.80
7.1.210.0060.00615.90
7.1.200.0060.00415.76
7.1.190.0040.00815.73
7.1.180.0000.01415.54
7.1.170.0030.00615.72
7.1.160.0090.00615.76
7.1.150.0050.00515.79
7.1.140.0120.00315.68
7.1.130.0110.00615.82
7.1.120.0090.00615.82
7.1.110.0070.00315.83
7.1.100.0060.01017.08
7.1.90.0000.01215.75
7.1.80.0090.00615.99
7.1.70.0070.00516.59
7.1.60.0080.00917.63
7.1.50.0070.01016.46
7.1.40.0100.00315.79
7.1.30.0030.00615.96
7.1.20.0030.00915.83
7.1.10.0000.01115.60
7.1.00.0020.02319.10
7.0.330.0030.00715.45
7.0.320.0070.00315.57
7.0.310.0070.00715.35
7.0.300.0040.00815.45
7.0.290.0040.01115.48
7.0.280.0030.01315.22
7.0.270.0030.01015.32
7.0.260.0000.00915.27
7.0.250.0060.00615.48
7.0.240.0060.00615.27
7.0.230.0000.01315.56
7.0.220.0090.00315.60
7.0.210.0060.00315.46
7.0.200.0020.00716.09
7.0.190.0000.01415.45
7.0.180.0060.00915.42
7.0.170.0000.00815.26
7.0.160.0030.01015.45
7.0.150.0140.00015.31
7.0.140.0080.03818.71
7.0.130.0040.00415.57
7.0.120.0000.01515.31
7.0.110.0100.00015.53
7.0.100.0000.00915.63
7.0.90.0090.00615.46
7.0.80.0000.01215.57
7.0.70.0000.01115.36
7.0.60.0100.04217.56
7.0.50.0070.04416.69
7.0.40.0110.02316.74
7.0.30.0160.04416.74
7.0.20.0160.03816.92
7.0.10.0220.01816.90
7.0.00.0070.04716.73
5.6.400.0110.00014.07
5.6.390.0030.00813.84
5.6.380.0030.00614.43
5.6.370.0030.00614.41
5.6.360.0040.00814.48
5.6.350.0030.00614.05
5.6.340.0090.00414.04
5.6.330.0130.00314.11
5.6.320.0000.01314.31
5.6.310.0150.00014.45
5.6.300.0030.01414.52
5.6.290.0070.00714.56
5.6.280.0050.04017.82
5.6.270.0030.01014.27
5.6.260.0120.00614.34
5.6.250.0170.00014.45
5.6.240.0040.01414.54
5.6.230.0000.01114.52
5.6.220.0060.00914.31
5.6.210.0070.04417.35
5.6.200.0060.04516.26
5.6.190.0120.02517.38
5.6.180.1980.02317.61
5.6.170.0250.04017.30
5.6.160.0080.02817.53
5.6.150.0090.04216.36
5.6.140.0050.02316.23
5.6.130.0060.02116.17
5.6.120.0090.02317.79
5.6.110.0030.04117.64
5.6.100.0050.04817.69
5.6.90.0080.02517.63
5.6.80.0130.03217.43
5.6.70.0100.04517.21
5.6.60.0060.00914.46
5.6.50.0100.00414.09
5.6.40.0060.00614.28
5.6.30.0040.00814.41
5.6.20.0060.00614.18
5.6.10.0000.01114.20
5.6.00.0060.00314.50
5.5.380.0030.00614.25
5.5.370.0040.01113.88
5.5.360.0070.00714.25
5.5.350.0080.04317.33
5.5.340.0000.02916.04
5.5.330.0020.03517.35
5.5.320.0170.03417.37
5.5.310.0200.04017.26
5.5.300.0070.02416.27
5.5.290.0010.04816.07
5.5.280.0070.04217.48
5.5.270.0050.02817.57
5.5.260.0050.03617.63
5.5.250.0070.04217.50
5.5.240.0040.04517.21
5.5.230.0000.01014.07
5.5.220.0130.00314.16
5.5.210.0080.00814.07
5.5.200.0060.01014.15
5.5.190.0000.01514.01
5.5.180.0060.00614.09
5.5.170.0000.01414.38
5.5.160.0040.00414.34
5.5.150.0000.01414.05
5.5.140.0160.00314.32
5.5.130.0000.01013.81
5.5.120.0110.00413.89
5.5.110.0030.00914.28
5.5.100.0000.01014.26
5.5.90.0070.00714.05
5.5.80.0060.00313.88
5.5.70.0110.00013.95
5.5.60.0090.00614.23
5.5.50.0040.01114.19
5.5.40.0040.00814.12
5.5.30.0030.01213.94
5.5.20.0060.00614.02
5.5.10.0090.00614.22
5.5.00.0120.00613.86
5.4.450.0480.03215.37
5.4.440.0490.03715.33
5.4.430.0400.03115.12
5.4.420.0050.03215.33
5.4.410.0460.02715.02
5.4.400.0680.03314.81
5.4.390.0650.03214.73
5.4.380.0230.03514.66
5.4.370.0050.03114.81
5.4.360.0150.02114.82
5.4.350.0020.02311.44
5.4.340.0050.02311.57
5.4.330.0060.00611.09
5.4.320.0060.02211.72
5.4.310.0050.02311.73
5.4.300.0060.02111.81
5.4.290.0080.01911.73
5.4.280.0070.01911.70
5.4.270.0050.02211.73
5.4.260.0060.02211.77
5.4.250.0090.03314.96
5.4.240.0110.02314.93
5.4.230.0080.02814.86
5.4.220.0110.02614.98
5.4.210.0070.02815.02
5.4.200.0060.03114.84
5.4.190.0030.03015.03
5.4.180.0070.03114.99
5.4.170.0120.03714.91
5.4.160.0070.04214.94
5.4.150.0080.03214.94
5.4.140.0070.04013.69
5.4.130.0060.03613.81
5.4.120.0060.02613.69
5.4.110.0030.03313.79
5.4.100.0070.02313.58
5.4.90.0090.02213.62
5.4.80.0050.03813.76
5.4.70.0030.02813.85
5.4.60.0050.03013.69
5.4.50.0050.03013.76
5.4.40.0030.03413.75
5.4.30.0090.02413.85
5.4.20.0050.02813.76
5.4.10.0090.02613.79
5.4.00.0030.02913.28
5.3.290.0040.02511.61
5.3.280.0030.02812.52
5.3.270.0100.02612.51
5.3.260.0060.03612.73
5.3.250.0020.03112.49
5.3.240.0050.03012.60
5.3.230.0030.03012.65
5.3.220.0050.02912.58
5.3.210.0080.02712.52
5.3.200.0050.02912.53
5.3.190.0030.03012.54
5.3.180.0040.03012.60
5.3.170.0030.02612.49
5.3.160.0000.03312.69
5.3.150.0080.02612.75
5.3.140.0060.03012.52
5.3.130.0000.03812.53
5.3.120.0050.02912.49
5.3.110.0030.04012.52
5.3.100.0070.02512.32
5.3.90.0020.03612.43
5.3.80.0010.03112.21
5.3.70.0010.03112.16
5.3.60.0100.02212.29
5.3.50.0030.03012.34
5.3.40.0060.02412.29
5.3.30.0030.02912.34
5.3.20.0030.02812.19
5.3.10.0080.02512.14
5.3.00.0020.03012.08
5.2.170.0000.04711.17
5.2.160.0130.04311.00
5.2.150.0130.03311.32
5.2.140.0070.04311.25
5.2.130.0170.03311.28
5.2.120.0100.05311.09
5.2.110.0030.04011.19
5.2.100.0170.03711.08
5.2.90.0130.03311.18
5.2.80.0130.04711.09
5.2.70.0030.04311.29
5.2.60.0030.04311.05
5.2.50.0070.04311.03
5.2.40.0030.04711.09
5.2.30.0000.04311.04
5.2.20.0030.04311.05
5.2.10.0100.03310.94
5.2.00.0000.04310.73
5.1.60.0070.0309.98
5.1.50.0130.0279.85
5.1.40.0070.03310.23
5.1.30.0000.03710.44
5.1.20.0100.03010.34
5.1.10.0100.0439.92
5.1.00.0030.05310.24
5.0.50.0070.0278.59
5.0.40.0000.0308.43
5.0.30.0030.0408.22
5.0.20.0030.0308.22
5.0.10.0070.0278.15
5.0.00.0000.0438.18
4.4.90.0000.0237.36
4.4.80.0000.0277.36
4.4.70.0000.0237.36
4.4.60.0000.0237.36
4.4.50.0070.0177.36
4.4.40.0030.0307.36
4.4.30.0030.0207.36
4.4.20.0070.0177.36
4.4.10.0070.0207.36
4.4.00.0000.0377.36
4.3.110.0030.0207.36
4.3.100.0000.0237.36
4.3.90.0070.0237.36
4.3.80.0030.0307.36
4.3.70.0070.0177.36
4.3.60.0070.0177.36
4.3.50.0000.0237.36
4.3.40.0070.0307.36
4.3.30.0000.0237.36
4.3.20.0030.0207.36
4.3.10.0030.0207.36
4.3.00.0070.0176.73

preferences:
48.38 ms | 401 KiB | 5 Q