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 = '0'; // ^^ $numberWithoutPrecision = substr($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)); } var_dump($afterDot); if ($exp < 0) { $len = strlen($afterDot); if ($len <= $exp) { return $beforeDot.$afterDot; } } else { $len = strlen($afterDot); return $beforeDot.($afterDot !== '0' ? $afterDot : '').str_repeat('0', $exp - $len).'i'; } var_dump($beforeDot, $afterDot); } convertFloat('1.11111111111111111111111111111111111111111111111111111111111e+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)
8.3.60.0070.00718.18
8.3.50.0080.00621.89
8.3.40.0150.00018.77
8.3.30.0130.00020.34
8.3.20.0090.00020.09
8.3.10.0040.00422.11
8.3.00.0050.00322.40
8.2.180.0000.01516.38
8.2.170.0090.00622.96
8.2.160.0070.00720.52
8.2.150.0000.00824.18
8.2.140.0070.00724.66
8.2.130.0030.00626.16
8.2.120.0060.00319.53
8.2.110.0110.00020.52
8.2.100.0090.00619.27
8.2.90.0000.00819.13
8.2.80.0040.00419.22
8.2.70.0050.00317.38
8.2.60.0040.00817.79
8.2.50.0050.00318.07
8.2.40.0040.00418.22
8.2.30.0070.00017.91
8.2.20.0040.00417.55
8.2.10.0000.00717.58
8.2.00.0000.00717.49
8.1.280.0110.00725.92
8.1.270.0030.00620.27
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00323.92
8.1.230.0100.00019.00
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0090.00017.00
8.1.190.0000.00817.39
8.1.180.0030.00620.48
8.1.170.0000.00818.58
8.1.160.0070.00022.08
8.1.150.0050.00218.61
8.1.140.0000.00817.44
8.1.130.0030.00317.73
8.1.120.0040.00417.36
8.1.110.0040.00417.30
8.1.100.0050.00317.32
8.1.90.0000.00717.30
8.1.80.0080.00017.28
8.1.70.0000.00817.40
8.1.60.0070.00017.42
8.1.50.0050.00217.42
8.1.40.0040.00417.41
8.1.30.0040.00417.58
8.1.20.0040.00417.67
8.1.10.0040.00417.35
8.1.00.0040.00717.40
8.0.300.0070.00018.77
8.0.290.0000.00717.05
8.0.280.0080.00018.43
8.0.270.0070.00017.13
8.0.260.0000.00716.67
8.0.250.0030.00316.94
8.0.240.0030.00516.87
8.0.230.0000.00716.88
8.0.220.0000.00816.87
8.0.210.0030.00316.85
8.0.200.0050.00216.82
8.0.190.0080.00016.89
8.0.180.0070.00016.75
8.0.170.0080.00016.84
8.0.160.0000.00716.73
8.0.150.0000.00816.69
8.0.140.0030.00916.81
8.0.130.0030.00313.30
8.0.120.0070.00016.73
8.0.110.0080.00016.82
8.0.100.0000.00816.86
8.0.90.0000.00716.70
8.0.80.0100.01016.88
8.0.70.0070.00016.67
8.0.60.0000.00716.66
8.0.50.0070.00016.83
8.0.30.0100.00917.19
8.0.20.0120.00817.40
8.0.10.0050.00216.85
8.0.00.0080.01016.70
7.4.330.0060.00015.00
7.4.320.0060.00016.40
7.4.300.0060.00016.61
7.4.290.0000.00816.55
7.4.280.0050.00316.41
7.4.270.0030.00316.43
7.4.260.0040.00416.53
7.4.250.0040.00416.46
7.4.240.0050.00316.58
7.4.230.0030.00416.34
7.4.220.0120.00616.72
7.4.210.0070.01016.56
7.4.200.0040.00416.34
7.4.190.0040.00416.69
7.4.160.0120.00316.69
7.4.150.0130.00317.40
7.4.140.0050.01317.86
7.4.130.0080.00916.57
7.4.120.0080.00916.46
7.4.110.0070.01016.69
7.4.100.0100.00716.60
7.4.90.0150.00316.57
7.4.80.0100.01319.39
7.4.70.0070.01316.48
7.4.60.0090.00916.47
7.4.50.0040.00416.51
7.4.40.0090.00522.77
7.4.30.0070.01416.54
7.4.10.0100.00614.85
7.4.00.0070.00914.80
7.3.330.0030.00313.23
7.3.320.0030.00313.38
7.3.310.0070.00016.22
7.3.300.0000.00616.33
7.3.290.0080.00716.29
7.3.280.0040.01316.36
7.3.270.0030.01317.40
7.3.260.0110.01016.42
7.3.250.0110.00816.46
7.3.240.0060.01216.66
7.3.230.0110.00616.39
7.3.210.0100.00716.41
7.3.200.0150.00619.39
7.3.190.0110.01116.37
7.3.180.0100.00716.25
7.3.170.0100.00716.40
7.3.160.0080.00816.26
7.3.130.0090.00814.87
7.3.120.0070.00814.70
7.3.110.0030.01414.83
7.3.100.0080.00714.59
7.3.90.0090.00614.84
7.3.80.0110.00614.91
7.3.70.0080.00714.72
7.3.60.0050.01214.66
7.3.50.0070.01014.75
7.3.40.0040.00714.71
7.3.30.0040.01014.70
7.3.20.0070.00716.45
7.3.10.0110.00316.55
7.3.00.0050.00816.63
7.2.330.0090.00916.79
7.2.320.0110.00716.72
7.2.310.0000.02116.55
7.2.300.0140.00316.71
7.2.290.0090.00916.45
7.2.260.0090.00914.78
7.2.250.0070.01314.84
7.2.240.0080.00714.97
7.2.230.0080.00814.80
7.2.220.0090.00414.96
7.2.210.0020.01315.14
7.2.200.0040.00914.99
7.2.190.0080.00814.96
7.2.180.0050.01014.97
7.2.170.0060.00615.01
7.2.160.0060.00814.89
7.2.150.0070.00716.71
7.2.140.0040.00916.80
7.2.130.0050.01016.62
7.2.120.0050.01016.77
7.2.110.0050.01016.77
7.2.100.0070.00516.78
7.2.90.0110.00516.85
7.2.80.0070.00716.96
7.2.70.0020.01016.88
7.2.60.0050.01016.90
7.2.50.0030.00916.92
7.2.40.0050.01116.94
7.2.30.0060.01016.92
7.2.20.0030.01017.00
7.2.10.0040.00916.92
7.2.00.0060.00917.75
7.1.330.0050.01115.81
7.1.320.0030.01415.75
7.1.310.0050.01015.76
7.1.300.0030.01415.59
7.1.290.0080.00715.90
7.1.280.0050.00915.89
7.1.270.0050.00815.75
7.1.260.0080.00315.67
7.1.250.0030.00915.77
7.1.240.0110.00015.80
7.1.230.0100.00315.79
7.1.220.0130.00315.90
7.1.210.0100.00315.53
7.1.200.0000.00815.64
7.1.190.0000.00915.43
7.1.180.0090.00615.94
7.1.170.0100.00315.73
7.1.160.0000.01415.63
7.1.150.0030.01015.69
7.1.140.0040.00815.69
7.1.130.0000.01315.88
7.1.120.0030.00915.88
7.1.110.0070.00315.82
7.1.100.0050.00916.89
7.1.90.0060.00915.93
7.1.80.0090.00915.83
7.1.70.0030.00816.42
7.1.60.0060.01017.61
7.1.50.0080.01016.33
7.1.40.0000.01015.53
7.1.30.0000.01415.88
7.1.20.0030.01215.77
7.1.10.0090.00615.65
7.1.00.0020.03219.16
7.0.330.0060.00615.38
7.0.320.0070.01015.53
7.0.310.0030.00715.36
7.0.300.0000.01115.18
7.0.290.0060.00615.27
7.0.280.0110.00715.18
7.0.270.0090.00615.13
7.0.260.0130.00015.11
7.0.250.0060.00615.27
7.0.240.0030.00615.39
7.0.230.0040.01115.32
7.0.220.0030.01315.20
7.0.210.0030.01315.04
7.0.200.0040.00716.14
7.0.190.0030.00615.45
7.0.180.0070.01015.32
7.0.170.0100.00315.63
7.0.160.0040.00815.54
7.0.150.0100.00315.51
7.0.140.0030.03918.73
7.0.130.0000.01415.35
7.0.120.0090.00315.45
7.0.110.0030.00615.13
7.0.100.0100.04417.77
7.0.90.0080.04717.69
7.0.80.0080.04317.73
7.0.70.0070.04317.73
7.0.60.0080.04317.71
7.0.50.0020.04017.88
7.0.40.0080.04016.89
7.0.30.0080.04316.85
7.0.20.0060.04316.87
7.0.10.0050.04916.86
7.0.00.0060.04616.85
5.6.400.0030.00714.07
5.6.390.0000.01514.12
5.6.380.0000.01314.09
5.6.370.0150.00014.48
5.6.360.0060.00614.13
5.6.350.0060.00314.54
5.6.340.0040.00714.18
5.6.330.0000.00814.17
5.6.320.0080.00814.17
5.6.310.0110.00414.65
5.6.300.0000.01314.43
5.6.290.0000.01314.05
5.6.280.0030.03817.76
5.6.270.0100.00014.33
5.6.260.0040.01214.31
5.6.250.0070.04717.59
5.6.240.0050.03417.53
5.6.230.0120.04017.57
5.6.220.0060.04017.63
5.6.210.0020.05217.44
5.6.200.0100.03017.65
5.6.190.0020.04817.70
5.6.180.0080.04117.66
5.6.170.0150.03817.80
5.6.160.0120.03917.57
5.6.150.0120.03517.65
5.6.140.0100.03717.76
5.6.130.0070.04617.76
5.6.120.0110.04317.61
5.6.110.0110.04017.62
5.6.100.0120.04217.54
5.6.90.0120.03817.63
5.6.80.0050.02717.33
5.6.70.0060.04217.45
5.6.60.0070.03717.29
5.6.50.0070.02517.38
5.6.40.0020.04317.32
5.6.30.0120.04217.34
5.6.20.0040.03917.37
5.6.10.0060.04117.25
5.6.00.0050.04417.38
5.5.380.0080.04217.39
5.5.370.0140.03917.22
5.5.360.0050.04717.38
5.5.350.0050.04017.40
5.5.340.0070.04317.58
5.5.330.0060.03317.60
5.5.320.0050.04717.61
5.5.310.0050.04017.57
5.5.300.0060.04517.46
5.5.290.0100.04217.60
5.5.280.0080.04517.38
5.5.270.0110.02517.48
5.5.260.0070.04217.59
5.5.250.0080.04317.38
5.5.240.0050.04317.19
5.5.230.0080.04317.13
5.5.220.0040.04017.17
5.5.210.0100.03817.28
5.5.200.0070.03517.13
5.5.190.0100.03817.18
5.5.180.0050.03717.16
5.5.170.0100.00314.34
5.5.160.0070.04117.18
5.5.150.0040.02616.93
5.5.140.0100.02816.96
5.5.130.0020.04717.13
5.5.120.0070.04216.91
5.5.110.0060.03917.18
5.5.100.0020.04317.12
5.5.90.0070.03317.20
5.5.80.0120.03217.05
5.5.70.0020.04617.00
5.5.60.0070.04017.12
5.5.50.0050.04017.16
5.5.40.0080.03817.04
5.5.30.0070.04017.18
5.5.20.0050.04316.89
5.5.10.0070.04517.25
5.5.00.0100.03816.95
5.4.450.0020.03216.47
5.4.440.0110.03516.44
5.4.430.0140.03316.51
5.4.420.0080.03716.52
5.4.410.0090.03516.49
5.4.400.0080.03316.40
5.4.390.0050.04516.44
5.4.380.0080.03616.41
5.4.370.0130.03316.40
5.4.360.0050.03816.26
5.4.350.0050.04116.35
5.4.340.0090.03516.35
5.4.330.0100.00313.65
5.4.320.0070.03916.39
5.4.310.0020.03016.39
5.4.300.0090.03116.31
5.4.290.0030.02816.25
5.4.280.0000.04416.30
5.4.270.0060.04216.26
5.4.260.0070.03516.39
5.4.250.0080.03516.42
5.4.240.0050.03216.34
5.4.230.0100.03816.40
5.4.220.0070.02516.37
5.4.210.0080.02116.34
5.4.200.0070.03716.44
5.4.190.0020.02916.34
5.4.180.0090.03816.39
5.4.170.0080.03616.34
5.4.160.0050.03816.27
5.4.150.0000.04616.30
5.4.140.0020.03915.04
5.4.130.0070.04115.07
5.4.120.0020.04315.04
5.4.110.0070.03814.99
5.4.100.0020.04115.05
5.4.90.0050.04014.99
5.4.80.0050.03715.06
5.4.70.0080.02315.02
5.4.60.0080.02815.03
5.4.50.0170.03015.01
5.4.40.0030.04215.01
5.4.30.0050.04115.09
5.4.20.0020.04315.01
5.4.10.0070.03514.99
5.4.00.0050.04314.82
5.3.290.0050.04514.19
5.3.280.0030.02814.13
5.3.270.0080.02414.11
5.3.260.0110.03514.12
5.3.250.0110.03314.14
5.3.240.0050.02814.14
5.3.230.0030.04714.20
5.3.220.0030.03714.18
5.3.210.0110.03514.18
5.3.200.0100.03714.12
5.3.190.0030.04514.11
5.3.180.0030.04314.18
5.3.170.0100.03514.17
5.3.160.0060.03914.11
5.3.150.0090.03014.17
5.3.140.0070.03814.11
5.3.130.0030.03914.16
5.3.120.0030.04514.16
5.3.110.0100.03814.14
5.3.100.0020.04513.90
5.3.90.0050.04013.84
5.3.80.0070.03913.84
5.3.70.0100.03213.83
5.3.60.0030.04313.84
5.3.50.0050.02813.75
5.3.40.0000.04413.87
5.3.30.0100.01813.78
5.3.20.0100.01913.67
5.3.10.0060.03813.65
5.3.00.0050.03813.71
5.2.170.0000.06711.14
5.2.160.0070.05311.17
5.2.150.0100.05711.25
5.2.140.0070.05711.21
5.2.130.0070.04011.12
5.2.120.0000.06311.03
5.2.110.0070.05311.03
5.2.100.0070.06011.18
5.2.90.0030.05710.98
5.2.80.0170.05710.97
5.2.70.0100.06311.16
5.2.60.0000.06311.05
5.2.50.0070.05711.06
5.2.40.0070.03311.12
5.2.30.0000.06011.13
5.2.20.0070.05310.93
5.2.10.0100.05710.89
5.2.00.0130.05010.87
5.1.60.0130.05010.11
5.1.50.0030.0579.84
5.1.40.0070.05310.00
5.1.30.0030.05710.27
5.1.20.0000.04310.28
5.1.10.0070.05310.07
5.1.00.0070.05310.09
5.0.50.0030.0478.60
5.0.40.0030.0438.55
5.0.30.0100.0578.34
5.0.20.0030.0238.22
5.0.10.0070.0378.03
5.0.00.0130.0308.26
4.4.90.0030.0337.84
4.4.80.0030.0307.84
4.4.70.0030.0337.84
4.4.60.0000.0337.84
4.4.50.0000.0407.84
4.4.40.0070.0407.84
4.4.30.0000.0377.84
4.4.20.0000.0377.84
4.4.10.0000.0337.84
4.4.00.0000.0437.84
4.3.110.0030.0207.84
4.3.100.0000.0307.84
4.3.90.0030.0307.84
4.3.80.0030.0537.84
4.3.70.0030.0337.84
4.3.60.0030.0307.84
4.3.50.0030.0237.84
4.3.40.0000.0507.84
4.3.30.0000.0377.84
4.3.20.0070.0337.84
4.3.10.0030.0337.84
4.3.00.0000.0337.84

preferences:
51.51 ms | 401 KiB | 5 Q