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)); } 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); } var_dump(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)
8.3.70.0090.00616.63
8.3.60.0130.00618.31
8.3.50.0140.00321.14
8.3.40.0040.01118.75
8.3.30.0140.00020.34
8.3.20.0060.00320.09
8.3.10.0090.00021.92
8.3.00.0060.00322.51
8.2.190.0130.00316.75
8.2.180.0060.00916.38
8.2.170.0110.00422.96
8.2.160.0100.00320.30
8.2.150.0030.00524.18
8.2.140.0130.00624.66
8.2.130.0080.00026.16
8.2.120.0040.00419.41
8.2.110.0100.00019.45
8.2.100.0040.00817.91
8.2.90.0040.00417.75
8.2.80.0030.00518.60
8.2.70.0060.00317.50
8.2.60.0000.00817.75
8.2.50.0040.00418.05
8.2.40.0030.00518.07
8.2.30.0040.00418.09
8.2.20.0000.00817.71
8.2.10.0000.00817.69
8.2.00.0030.00617.67
8.1.280.0140.00425.92
8.1.270.0000.01020.41
8.1.260.0080.00026.35
8.1.250.0030.00728.09
8.1.240.0040.00419.12
8.1.230.0070.00421.02
8.1.220.0000.00918.64
8.1.210.0030.00519.16
8.1.200.0000.00817.35
8.1.190.0060.00317.11
8.1.180.0050.00318.10
8.1.170.0000.00817.62
8.1.160.0000.00718.89
8.1.150.0020.00518.52
8.1.140.0050.00317.48
8.1.130.0000.00717.75
8.1.120.0000.00717.36
8.1.110.0070.00017.47
8.1.100.0040.00417.40
8.1.90.0030.00317.45
8.1.80.0080.00017.40
8.1.70.0070.00017.36
8.1.60.0040.00417.49
8.1.50.0030.00617.53
8.1.40.0040.00417.52
8.1.30.0000.00817.66
8.1.20.0000.00917.53
8.1.10.0000.00717.52
8.1.00.0030.00717.38
8.0.300.0000.00819.90
8.0.290.0000.00716.75
8.0.280.0000.00618.37
8.0.270.0030.00317.20
8.0.260.0030.00316.76
8.0.250.0030.00316.83
8.0.240.0030.00616.90
8.0.230.0000.00716.87
8.0.220.0000.00716.91
8.0.210.0030.00316.94
8.0.200.0000.00616.86
8.0.190.0050.00316.95
8.0.180.0040.00417.02
8.0.170.0040.00416.90
8.0.160.0030.00516.85
8.0.150.0040.00416.76
8.0.140.0050.00516.89
8.0.130.0030.00313.35
8.0.120.0040.00416.70
8.0.110.0040.00416.74
8.0.100.0070.00016.75
8.0.90.0040.00416.85
8.0.80.0030.01416.85
8.0.70.0040.00416.97
8.0.60.0040.00416.77
8.0.50.0040.00416.89
8.0.30.0110.00817.11
8.0.20.0110.00917.40
8.0.10.0040.00417.06
8.0.00.0100.01116.77
7.4.330.0000.00515.00
7.4.320.0030.00316.50
7.4.300.0040.00416.65
7.4.290.0030.00316.46
7.4.280.0040.00416.52
7.4.270.0040.00416.50
7.4.260.0030.00316.40
7.4.250.0040.00416.45
7.4.240.0050.00416.46
7.4.230.0050.00216.61
7.4.220.0060.01316.69
7.4.210.0070.00916.56
7.4.200.0060.00316.49
7.4.190.0070.00016.64
7.4.160.0100.00616.48
7.4.150.0100.00917.40
7.4.140.0140.00817.86
7.4.130.0130.00516.37
7.4.120.0140.00316.54
7.4.110.0070.01116.43
7.4.100.0190.00316.46
7.4.90.0070.01016.62
7.4.80.0120.00819.39
7.4.70.0060.01116.34
7.4.60.0060.01316.59
7.4.50.0000.00816.20
7.4.40.0150.00322.77
7.4.30.0190.00016.39
7.4.00.0020.01514.75
7.3.330.0050.00013.32
7.3.320.0000.00613.18
7.3.310.0080.00016.33
7.3.300.0000.00716.20
7.3.290.0030.01116.42
7.3.280.0120.00616.33
7.3.270.0070.01017.40
7.3.260.0190.02816.48
7.3.250.0110.00916.50
7.3.240.0090.01016.29
7.3.230.0060.01016.45
7.3.210.0180.00316.38
7.3.200.0120.00419.39
7.3.190.0100.00916.48
7.3.180.0120.00916.55
7.3.170.0130.01016.35
7.3.160.0060.00916.32
7.3.120.0050.01014.88
7.3.110.0060.01214.75
7.3.100.0160.00314.73
7.3.90.0000.01414.62
7.3.80.0070.00714.88
7.3.70.0040.01514.86
7.3.60.0090.00014.55
7.3.50.0030.00714.48
7.3.40.0030.00914.75
7.3.30.0090.00914.99
7.3.20.0060.01316.94
7.3.10.0090.00916.50
7.3.00.0040.01216.89
7.2.330.0090.00916.77
7.2.320.0120.00916.59
7.2.310.0130.00316.72
7.2.300.0030.01316.72
7.2.290.0100.01316.41
7.2.250.0030.01414.74
7.2.240.0040.01515.29
7.2.230.0040.00815.21
7.2.220.0070.00715.09
7.2.210.0120.00315.06
7.2.200.0030.01014.98
7.2.190.0030.00914.74
7.2.180.0040.01115.11
7.2.170.0030.00715.14
7.2.160.0030.01614.96
7.2.150.0100.01017.03
7.2.140.0000.01417.01
7.2.130.0000.01516.96
7.2.120.0060.01217.00
7.2.110.0090.00916.68
7.2.100.0060.00916.68
7.2.90.0100.00016.87
7.2.80.0100.00616.98
7.2.70.0030.00916.96
7.2.60.0040.01116.99
7.2.50.0030.01016.68
7.2.40.0030.01016.88
7.2.30.0030.01017.09
7.2.20.0100.00617.09
7.2.10.0070.00317.07
7.2.00.0060.00818.23
7.1.330.0030.01515.88
7.1.320.0090.00916.11
7.1.310.0100.00315.61
7.1.300.0050.00515.85
7.1.290.0080.00715.85
7.1.280.0070.01015.91
7.1.270.0070.00715.78
7.1.260.0040.00415.70
7.1.250.0130.00315.89
7.1.240.0090.00615.86
7.1.230.0030.01115.96
7.1.220.0060.00915.82
7.1.210.0000.01315.49
7.1.200.0060.00615.87
7.1.190.0110.00415.68
7.1.180.0000.01515.90
7.1.170.0110.00415.95
7.1.160.0030.00715.73
7.1.150.0070.01015.63
7.1.140.0030.00615.80
7.1.130.0040.01115.59
7.1.120.0130.00015.73
7.1.110.0000.01115.96
7.1.100.0120.00816.94
7.1.90.0030.01015.82
7.1.80.0100.00315.63
7.1.70.0070.00616.45
7.1.60.0030.01217.62
7.1.50.0100.00916.30
7.1.40.0030.01015.54
7.1.30.0040.00815.52
7.1.20.0040.01115.81
7.1.10.0040.00815.76
7.1.00.0020.04919.25
7.0.330.0070.00415.32
7.0.320.0080.00415.41
7.0.310.0030.00815.45
7.0.300.0000.01015.17
7.0.290.0030.00615.27
7.0.280.0110.00415.49
7.0.270.0030.01015.48
7.0.260.0070.00715.51
7.0.250.0110.00315.47
7.0.240.0040.00415.24
7.0.230.0030.00915.45
7.0.220.0030.00615.59
7.0.210.0040.01115.50
7.0.200.0060.00615.87
7.0.190.0100.00315.38
7.0.180.0030.01015.41
7.0.170.0060.00615.39
7.0.160.0060.00615.63
7.0.150.0070.00715.53
7.0.140.0050.03818.81
7.0.130.0070.01015.43
7.0.120.0060.00915.62
7.0.110.0070.00715.56
7.0.100.0040.01115.52
7.0.90.0030.00915.47
7.0.80.0070.00315.35
7.0.70.0060.00615.40
7.0.60.0060.04817.70
7.0.50.0070.04016.75
7.0.40.0050.02316.79
7.0.30.0100.02716.80
7.0.20.0130.04516.76
7.0.10.0080.04316.88
7.0.00.0070.02916.92
5.6.400.0030.01214.42
5.6.390.0000.00914.57
5.6.380.0090.00614.52
5.6.370.0120.00614.54
5.6.360.0060.00314.38
5.6.350.0000.01114.06
5.6.340.0090.00614.19
5.6.330.0060.00814.21
5.6.320.0100.00714.40
5.6.310.0130.00014.04
5.6.300.0080.00614.36
5.6.290.0030.01414.26
5.6.280.0030.04117.54
5.6.270.0080.00414.33
5.6.260.0060.00914.63
5.6.250.0130.00014.50
5.6.240.0070.00714.54
5.6.230.0040.00414.46
5.6.220.0040.01114.43
5.6.210.0100.03817.41
5.6.200.0070.02816.31
5.6.190.0090.04617.45
5.6.180.0170.04117.52
5.6.170.0120.04617.29
5.6.160.0050.03117.48
5.6.150.0070.04016.10
5.6.140.0030.04416.18
5.6.130.0120.04216.28
5.6.120.0080.03517.55
5.6.110.0020.03817.59
5.6.100.0050.04617.66
5.6.90.0100.04317.56
5.6.80.0050.02417.13
5.6.70.2250.02517.38
5.6.60.0050.00514.02
5.6.50.0090.00613.93
5.6.40.0080.00314.21
5.6.30.0150.00014.21
5.6.20.0070.00714.09
5.6.10.0060.00914.05
5.6.00.0040.00714.05
5.5.380.0070.00314.22
5.5.370.0060.00614.21
5.5.360.0030.00913.81
5.5.350.0120.04017.34
5.5.340.0070.03316.04
5.5.330.0040.02417.24
5.5.320.0130.03517.09
5.5.310.0130.02517.27
5.5.300.0060.02116.23
5.5.290.0070.03216.22
5.5.280.0120.04017.57
5.5.270.0050.03017.65
5.5.260.0070.04517.50
5.5.250.0120.03617.34
5.5.240.0030.02017.23
5.5.230.0030.00913.97
5.5.220.0000.01114.17
5.5.210.0080.00414.29
5.5.200.0070.00714.17
5.5.190.0030.00614.02
5.5.180.0000.01214.21
5.5.170.0090.00614.29
5.5.160.0070.00314.38
5.5.150.0040.01114.02
5.5.140.0000.00914.03
5.5.130.0070.00714.06
5.5.120.0060.00313.91
5.5.110.0100.00013.96
5.5.100.0090.00613.99
5.5.90.0060.00814.22
5.5.80.0000.01014.12
5.5.70.0030.00814.19
5.5.60.0100.00313.68
5.5.50.0000.01314.26
5.5.40.0030.01014.11
5.5.30.0090.00314.38
5.5.20.0070.00713.89
5.5.10.0100.00313.91
5.5.00.0000.01013.71
5.4.450.0420.03216.18
5.4.440.0380.03516.38
5.4.430.0330.03316.26
5.4.420.0320.03416.23
5.4.410.0360.03016.32
5.4.400.0230.04015.95
5.4.390.0340.03115.95
5.4.380.0160.02815.88
5.4.370.0050.03215.82
5.4.360.0080.03115.95
5.4.350.0070.02412.60
5.4.340.0080.02812.59
5.4.330.0060.00613.16
5.4.320.0030.02212.84
5.4.310.0040.02412.84
5.4.300.0070.01912.84
5.4.290.0030.02312.83
5.4.280.0040.02112.79
5.4.270.0020.02412.78
5.4.260.0050.02112.78
5.4.250.0120.02715.97
5.4.240.0100.02815.95
5.4.230.0070.02916.03
5.4.220.0050.04315.98
5.4.210.0030.04415.98
5.4.200.0050.03016.07
5.4.190.0100.03116.06
5.4.180.0130.02316.03
5.4.170.0090.02815.99
5.4.160.0080.02815.98
5.4.150.0050.03916.04
5.4.140.0100.02514.76
5.4.130.0070.02814.74
5.4.120.0000.03514.76
5.4.110.0070.04214.85
5.4.100.0050.03914.90
5.4.90.0070.02714.81
5.4.80.0050.02814.84
5.4.70.0080.03114.75
5.4.60.0080.02814.73
5.4.50.0070.03014.77
5.4.40.0050.03414.83
5.4.30.0050.03014.73
5.4.20.0030.02814.83
5.4.10.0050.03014.81
5.4.00.0080.03014.55
5.3.290.0050.02312.98
5.3.280.0080.03113.91
5.3.270.0040.03113.84
5.3.260.0050.03313.97
5.3.250.0070.02613.97
5.3.240.0160.02813.94
5.3.230.0060.02813.80
5.3.220.0030.04313.79
5.3.210.0080.02813.87
5.3.200.0110.02613.88
5.3.190.0050.04113.79
5.3.180.0070.03013.94
5.3.170.0120.02413.79
5.3.160.0050.03513.95
5.3.150.0050.03013.91
5.3.140.0020.03313.86
5.3.130.0110.02313.91
5.3.120.0020.03213.78
5.3.110.0050.03013.97
5.3.100.0030.03013.71
5.3.90.0050.03013.60
5.3.80.0070.02913.64
5.3.70.0130.02313.68
5.3.60.0050.02813.54
5.3.50.0050.03713.56
5.3.40.0070.02813.64
5.3.30.0080.03513.58
5.3.20.0080.02813.38
5.3.10.0070.03713.52
5.3.00.0070.03613.41
5.2.170.0100.03711.15
5.2.160.0030.04011.23
5.2.150.0070.04311.23
5.2.140.0100.04011.33
5.2.130.0000.04711.21
5.2.120.0030.04311.20
5.2.110.0130.03711.18
5.2.100.0100.03711.29
5.2.90.0070.04011.10
5.2.80.0100.04311.19
5.2.70.0070.04310.95
5.2.60.0000.06311.16
5.2.50.0070.05310.86
5.2.40.0130.04011.00
5.2.30.0070.04711.20
5.2.20.0100.04011.05
5.2.10.0130.03310.96
5.2.00.0000.04310.73
5.1.60.0070.03010.05
5.1.50.0070.0379.98
5.1.40.0030.04310.00
5.1.30.0030.04710.57
5.1.20.0070.04310.44
5.1.10.0000.03710.16
5.1.00.0100.03710.13
5.0.50.0130.0208.51
5.0.40.0100.0278.52
5.0.30.0130.0508.08
5.0.20.0000.0338.25
5.0.10.0030.0338.26
5.0.00.0030.0608.24
4.4.90.0030.0237.39
4.4.80.0030.0207.39
4.4.70.0000.0277.39
4.4.60.0100.0207.39
4.4.50.0030.0277.39
4.4.40.0030.0377.39
4.4.30.0030.0207.39
4.4.20.0100.0137.39
4.4.10.0030.0277.39
4.4.00.0030.0337.39
4.3.110.0030.0237.39
4.3.100.0030.0237.39
4.3.90.0030.0207.39
4.3.80.0030.0377.39
4.3.70.0070.0177.39
4.3.60.0000.0237.39
4.3.50.0030.0237.39
4.3.40.0000.0337.39
4.3.30.0000.0237.39
4.3.20.0000.0237.39
4.3.10.0000.0237.39
4.3.00.0100.0206.66

preferences:
48.77 ms | 401 KiB | 5 Q