3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Unicode/multibyte capable equivelant of ord(). function charCodeAt($a, $b) { $a = mb_convert_encoding($a,"UCS-4BE","UTF-8"); $c = unpack("N", mb_substr($a,$b,1,"UCS-4BE")); return $c[1]; } // strToNum - Convert a string into a 32-bit integer. function strToNum ($str, $c, $k) { $Int32U = 4294967296; // 2^32 for ($i = 0; $i < mb_strlen($str); $i++) { $c *= $k; if ($c >= $Int32U) { $c = $c - ($Int32U * (int) ($c / $Int32U)); // if $c is less than -2^31 $c = ($c < 0x0000000080000000) ? ($c + $Int32U) : $c; } $c += charCodeAt($str, $i); } return $c; } function string_inthash($str) { $a = (int)preg_replace('#[^0-9]#u', '', sha1($str)) * (int)date('YmdHis'); if (PHP_INT_MAX != 0x0000000080000000) { // 2147483647 $a = -(~($a & 0x00000000FFFFFFFF) + 1); } return (int)$a; } $str = 'secret'; echo strToNum($str, 0x1505, 0x21); /* $a = date('YmdHi'); $b = 'secret'; $bb = sha1($b); $bc = preg_replace('#[^0-9]#u', '', $bb); $bd = (int)$bc - (int)$a; $c = "{$b}|{$a}"; $d = base64_encode($c); $e = base64_decode($d); echo $a . PHP_EOL; echo $b . PHP_EOL; echo $bb . PHP_EOL; echo $bc . PHP_EOL; echo $bd . PHP_EOL; echo $c . PHP_EOL; echo $d . PHP_EOL; echo $e . PHP_EOL; */

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)
8.3.60.0170.00318.43
8.3.50.0100.00821.27
8.3.40.0150.00618.97
8.3.30.0110.00320.34
8.3.20.0030.00620.21
8.3.10.0080.00021.22
8.3.00.0040.00422.45
8.2.180.0100.01016.75
8.2.170.0110.00422.96
8.2.160.0070.00722.09
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0080.00020.73
8.2.110.0040.01420.46
8.2.100.0130.00017.84
8.2.90.0000.00819.22
8.2.80.0030.00517.97
8.2.70.0030.00517.63
8.2.60.0050.00317.93
8.2.50.0050.00318.07
8.2.40.0000.00818.15
8.2.30.0000.00819.35
8.2.20.0070.00017.73
8.2.10.0080.00017.91
8.2.00.0050.00317.75
8.1.280.0130.00725.92
8.1.270.0070.00023.99
8.1.260.0150.00326.35
8.1.250.0110.00728.09
8.1.240.0060.00323.99
8.1.230.0120.00017.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.48
8.1.190.0090.00017.55
8.1.180.0040.00418.10
8.1.170.0030.00618.63
8.1.160.0000.00818.92
8.1.150.0040.00418.68
8.1.140.0080.00017.49
8.1.130.0000.00717.79
8.1.120.0030.00617.54
8.1.110.0030.00617.52
8.1.100.0070.00017.49
8.1.90.0070.00017.59
8.1.80.0050.00217.42
8.1.70.0030.00517.48
8.1.60.0040.00417.68
8.1.50.0050.00317.58
8.1.40.0040.00417.49
8.1.30.0030.00717.75
8.1.20.0040.00417.65
8.1.10.0000.00817.52
8.1.00.0080.00017.55
8.0.300.0060.00318.77
8.0.290.0060.00316.75
8.0.280.0030.00318.43
8.0.270.0040.00417.30
8.0.260.0050.00216.92
8.0.250.0050.00317.08
8.0.240.0000.00817.09
8.0.230.0040.00417.02
8.0.220.0000.00716.88
8.0.210.0000.00816.88
8.0.200.0060.00017.01
8.0.190.0070.00017.12
8.0.180.0070.00016.86
8.0.170.0070.00016.94
8.0.160.0070.00017.05
8.0.150.0040.00416.86
8.0.140.0080.00016.86
8.0.130.0030.00313.42
8.0.120.0080.00016.93
8.0.110.0050.00316.97
8.0.100.0070.00016.75
8.0.90.0040.00416.89
8.0.80.0120.00916.98
8.0.70.0000.00716.77
8.0.60.0040.00416.76
8.0.50.0040.00416.86
8.0.30.0130.00617.15
8.0.20.0060.01217.40
8.0.10.0030.00517.04
8.0.00.0080.01116.89
7.4.330.0000.00516.88
7.4.320.0040.00416.61
7.4.300.0000.00716.51
7.4.290.0030.00316.67
7.4.280.0000.00716.54
7.4.270.0030.00316.71
7.4.260.0050.00013.24
7.4.250.0040.00416.67
7.4.240.0060.00216.66
7.4.230.0070.00016.40
7.4.220.0120.00616.80
7.4.210.0080.00816.62
7.4.200.0070.00016.59
7.4.190.0030.00316.57
7.4.160.0120.00616.76
7.4.150.0140.00317.40
7.4.140.0090.00817.86
7.4.130.0060.01116.69
7.4.120.0050.01316.46
7.4.110.0060.01216.54
7.4.100.0120.00616.47
7.4.90.0100.00716.62
7.4.80.0070.01019.39
7.4.70.0080.00816.56
7.4.60.0080.00816.63
7.4.50.0080.00016.29
7.4.40.0090.00622.77
7.4.30.0030.01316.46
7.4.00.0040.01215.08
7.3.330.0000.00513.42
7.3.320.0000.00713.27
7.3.310.0050.00316.44
7.3.300.0000.00716.39
7.3.290.0100.01016.45
7.3.280.0080.00816.44
7.3.270.0140.00317.40
7.3.260.0070.01418.24
7.3.250.0150.00516.39
7.3.240.0130.00416.42
7.3.230.0110.00616.50
7.3.210.0140.00316.41
7.3.200.0070.01019.39
7.3.190.0140.00716.58
7.3.180.0140.00816.44
7.3.170.0080.00816.43
7.3.160.0140.00316.67
7.3.120.0080.00814.90
7.3.110.0080.00415.08
7.3.100.0040.00714.62
7.3.90.0100.00514.90
7.3.80.0080.00815.03
7.3.70.0070.00814.71
7.3.60.0030.01114.71
7.3.50.0030.01014.76
7.3.40.0030.01014.81
7.3.30.0070.00914.89
7.3.20.0080.00816.57
7.3.10.0020.01316.70
7.3.00.0040.00916.81
7.2.330.0100.01116.82
7.2.320.0160.00716.66
7.2.310.0120.01216.83
7.2.300.0030.01316.68
7.2.290.0120.00616.66
7.2.250.0090.01215.11
7.2.240.0080.00815.18
7.2.230.0070.00815.33
7.2.220.0080.00915.28
7.2.210.0070.00915.25
7.2.200.0040.00915.29
7.2.190.0070.00715.28
7.2.180.0070.00815.01
7.2.170.0030.01415.13
7.2.160.0140.00315.27
7.2.150.0040.01116.89
7.2.140.0070.00717.17
7.2.130.0040.01416.70
7.2.120.0070.01117.06
7.2.110.0130.00317.00
7.2.100.0030.01316.82
7.2.90.0090.00916.95
7.2.80.0080.00417.17
7.2.70.0000.01516.86
7.2.60.0060.00917.10
7.2.50.0040.01116.93
7.2.40.0060.01016.98
7.2.30.0040.01517.16
7.2.20.0100.00716.84
7.2.10.0140.00416.90
7.2.00.0060.00818.23
7.1.330.0070.00715.86
7.1.320.0050.01015.88
7.1.310.0030.01015.83
7.1.300.0020.01015.79
7.1.290.0030.00615.87
7.1.280.0050.00715.97
7.1.270.0030.01015.79
7.1.260.0060.00615.91
7.1.250.0040.01115.93
7.1.100.0110.00418.09
7.1.70.0040.00417.03
7.1.60.0080.00419.17
7.1.50.0070.01416.76
7.1.00.0100.06722.54
7.0.200.0000.00916.79
7.0.140.0000.07722.07
7.0.80.0330.04319.86
7.0.70.0300.04719.90
7.0.60.0400.04019.96
7.0.50.0570.08020.28
7.0.40.0030.05319.95
7.0.30.0100.07720.13
7.0.20.0070.06720.11
7.0.10.0030.05320.14
7.0.00.0030.08020.08
5.6.280.0070.06721.07
5.6.230.0030.03720.59
5.6.220.0000.04320.45
5.6.210.0070.08320.52
5.6.200.0100.05321.09
5.6.190.0030.08721.09
5.6.180.0070.08021.03
5.6.170.0130.07320.95
5.6.160.0100.05021.11
5.6.150.0070.08021.12
5.6.140.0030.08020.96
5.6.130.0100.04721.02
5.6.120.0130.07321.05
5.6.110.0130.08321.17
5.6.100.0170.07321.11
5.6.90.0130.06021.08
5.6.80.0070.06720.51
5.6.70.0070.06020.46
5.6.60.0100.07320.34
5.6.50.0100.06720.44
5.6.40.0030.07720.32
5.6.30.0000.08320.39
5.6.20.0030.06320.46
5.6.10.0100.04020.46
5.6.00.0030.07720.45
5.5.370.0100.05720.52
5.5.360.0070.03720.31
5.5.350.0070.04320.33
5.5.340.0030.08720.84
5.5.330.0100.08020.87
5.5.320.0100.08020.94
5.5.310.0070.07720.80
5.5.300.0130.07320.80
5.5.290.0100.08320.88
5.5.280.0070.05320.65
5.5.270.0030.06720.83
5.5.260.0030.05320.89
5.5.250.0130.07720.59
5.5.240.0070.08320.13
5.5.230.0030.08720.28
5.5.220.0070.07720.10
5.5.210.0070.08020.20
5.5.200.0030.05020.14
5.5.190.0170.06720.19
5.5.180.0030.07020.09
5.5.160.0030.08720.15
5.5.150.0030.07320.21
5.5.140.0130.07320.13
5.5.130.0130.07020.24
5.5.120.0000.07720.21
5.5.110.0000.09019.98
5.5.100.0030.08320.17
5.5.90.0070.07720.18
5.5.80.0070.07320.09
5.5.70.0100.05019.97
5.5.60.0100.06320.09
5.5.50.0070.07320.16
5.5.40.0000.06320.12
5.5.30.0070.08019.94
5.5.20.0000.07020.05
5.5.10.0030.05020.02
5.5.00.0130.06720.04
5.4.450.0070.07319.45
5.4.440.0070.05019.45
5.4.430.0100.07719.36
5.4.420.0070.07719.23
5.4.410.0130.07319.22
5.4.400.0070.07719.05
5.4.390.0070.07319.18
5.4.380.0030.08018.95
5.4.370.0130.06719.16
5.4.360.0070.06019.06
5.4.350.0070.04019.09
5.4.340.0100.05018.93
5.4.320.0070.08019.19
5.4.310.0000.06718.85
5.4.300.0070.06319.03
5.4.290.0000.08319.16
5.4.280.0230.05019.21
5.4.270.0030.08019.12
5.4.260.0200.05719.18
5.4.250.0070.07318.89
5.4.240.0100.06719.20
5.4.230.0030.04319.12
5.4.220.0070.06019.23
5.4.210.0100.07319.18
5.4.200.0000.05319.20
5.4.190.0100.07719.13
5.4.180.0100.07019.02
5.4.170.0070.08019.02
5.4.160.0030.07718.93
5.4.150.0070.03719.14
5.4.140.0030.07016.43
5.4.130.0030.05016.44
5.4.120.0100.04316.50
5.4.110.0070.07716.39
5.4.100.0030.06716.45
5.4.90.0070.07316.52
5.4.80.0070.07316.46
5.4.70.0100.04716.43
5.4.60.0000.05016.41
5.4.50.0100.06716.24
5.4.40.0030.05316.52
5.4.30.0030.08016.51
5.4.20.0170.05316.32
5.4.10.0030.06016.39
5.4.00.0100.07015.80
5.3.290.0070.07714.81
5.3.280.0030.08314.75
5.3.270.0100.07314.64
5.3.260.0030.06014.55
5.3.250.0100.07314.67
5.3.240.0100.04014.72
5.3.230.0030.07014.71
5.3.220.0100.07314.64
5.3.210.0030.07714.53
5.3.200.0000.06014.68
5.3.190.0070.07714.56
5.3.180.0070.06314.64
5.3.170.0100.06714.56
5.3.160.0200.06714.58
5.3.150.0070.07714.55
5.3.140.0070.07714.70
5.3.130.0030.05714.48
5.3.120.0070.04014.61
5.3.110.0200.06314.57
5.3.100.0030.07714.03
5.3.90.0030.06013.96
5.3.80.0100.07014.08
5.3.70.0030.05313.93
5.3.60.0100.07014.04
5.3.50.0000.06714.10
5.3.40.0070.05313.89
5.3.30.0070.06714.02
5.3.20.0030.07313.76
5.3.10.0100.07013.67
5.3.00.0000.07713.70
5.2.170.0100.06011.15
5.2.160.0000.06711.27
5.2.150.0100.06011.27
5.2.140.0070.03311.21
5.2.130.0030.06711.01
5.2.120.0030.06011.02
5.2.110.0070.05711.20
5.2.100.0030.06711.14
5.2.90.0070.04711.20
5.2.80.0030.06011.10
5.2.70.0070.06010.96
5.2.60.0070.04311.14
5.2.50.0100.05710.96
5.2.40.0100.05311.04
5.2.30.0000.06311.09
5.2.20.0070.05010.88
5.2.10.0070.05710.78
5.2.00.0030.06310.64
5.1.60.0070.05310.14
5.1.50.0000.0539.84
5.1.40.0070.0439.98
5.1.30.0030.06010.49
5.1.20.0070.05710.43
5.1.10.0070.05310.18
5.1.00.0000.04010.16
5.0.50.0070.0478.62
5.0.40.0130.0308.45
5.0.30.0070.0578.30
5.0.20.0000.0478.30
5.0.10.0000.0478.22
5.0.00.0030.0638.02
4.4.90.0030.0306.95
4.4.80.0030.0376.95
4.4.70.0030.0176.95
4.4.60.0030.0176.95
4.4.50.0000.0376.95
4.4.40.0000.0536.95
4.4.30.0070.0306.95
4.4.20.0030.0336.95
4.4.10.0070.0306.95
4.4.00.0030.0506.95
4.3.110.0030.0206.95
4.3.100.0070.0276.95
4.3.90.0000.0336.95
4.3.80.0000.0376.95
4.3.70.0000.0376.95
4.3.60.0030.0306.95
4.3.50.0000.0336.95
4.3.40.0000.0376.95
4.3.30.0000.0376.95
4.3.20.0000.0406.95
4.3.10.0030.0336.95
4.3.00.0000.0336.95

preferences:
52.27 ms | 401 KiB | 5 Q