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) { $int32unit = 4294967296; // 2^32 for ($i=0; $i<strlen($str); $i++) { $c *= $k; if ($c >= $int32unit) { $c = ($c - $int32unit * (int)($c / $int32unit)); // if $c is less than -2^31 $c = ($c < 0x0000000080000000) ? ($c + $int32unit) : $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)
8.3.40.0120.00318.67
8.3.30.0130.00720.34
8.3.20.0040.00420.25
8.3.10.0050.00321.22
8.3.00.0080.00022.46
8.2.170.0170.00322.96
8.2.160.0070.00722.16
8.2.150.0000.00824.18
8.2.140.0030.00524.66
8.2.130.0060.00326.16
8.2.120.0040.00419.98
8.2.110.0030.00719.36
8.2.100.0070.00417.71
8.2.90.0040.00419.34
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0030.00518.05
8.2.50.0050.00518.07
8.2.40.0030.00618.34
8.2.30.0030.00519.58
8.2.20.0080.00017.92
8.2.10.0040.00417.82
8.2.00.0050.00217.71
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0100.00623.88
8.1.230.0060.00620.97
8.1.220.0060.00318.77
8.1.210.0000.00820.82
8.1.200.0060.00317.35
8.1.190.0040.00417.41
8.1.180.0080.00018.10
8.1.170.0080.00018.59
8.1.160.0000.00818.92
8.1.150.0000.00818.66
8.1.140.0070.00017.50
8.1.130.0030.00317.87
8.1.120.0040.00417.54
8.1.110.0000.00717.44
8.1.100.0030.00517.46
8.1.90.0000.00817.61
8.1.80.0030.00317.45
8.1.70.0050.00317.56
8.1.60.0030.00617.72
8.1.50.0000.00717.70
8.1.40.0080.00017.62
8.1.30.0000.00717.75
8.1.20.0040.00417.77
8.1.10.0000.00717.70
8.1.00.0040.00417.50
8.0.300.0000.00719.80
8.0.290.0050.00217.28
8.0.280.0000.00718.50
8.0.270.0030.00317.27
8.0.260.0050.00316.83
8.0.250.0030.00517.05
8.0.240.0040.00416.97
8.0.230.0070.00017.03
8.0.220.0030.00317.01
8.0.210.0070.00016.96
8.0.200.0060.00017.02
8.0.190.0040.00417.01
8.0.180.0030.00516.96
8.0.170.0000.00716.99
8.0.160.0040.00416.79
8.0.150.0000.00716.92
8.0.140.0000.00716.93
8.0.130.0050.00013.29
8.0.120.0030.00516.77
8.0.110.0000.00716.84
8.0.100.0030.00516.87
8.0.90.0040.00416.75
8.0.80.0100.00716.96
8.0.70.0040.00416.80
8.0.60.0000.00816.75
8.0.50.0040.00416.95
8.0.30.0100.01017.09
8.0.20.0130.00717.43
8.0.10.0000.00716.93
8.0.00.0120.00616.64
7.4.330.0050.00016.70
7.4.320.0000.00716.66
7.4.300.0060.00016.67
7.4.290.0000.00816.74
7.4.280.0040.00416.70
7.4.270.0030.00316.71
7.4.260.0050.00013.40
7.4.250.0040.00416.57
7.4.240.0050.00216.59
7.4.230.0070.00016.80
7.4.220.0120.00616.63
7.4.210.0100.00716.68
7.4.200.0000.00716.40
7.4.190.0030.00316.77
7.4.160.0040.01116.57
7.4.150.0110.00617.40
7.4.140.0070.01017.86
7.4.130.0120.00616.57
7.4.120.0100.00816.62
7.4.110.0110.00716.56
7.4.100.0120.00616.52
7.4.90.0090.01316.43
7.4.80.0130.00619.39
7.4.70.0060.01016.74
7.4.60.0090.00916.61
7.4.50.0060.00316.65
7.4.40.0110.00322.77
7.4.30.0000.01716.57
7.4.00.0020.01615.13
7.3.330.0050.00013.27
7.3.320.0030.00313.46
7.3.310.0000.00716.30
7.3.300.0000.00616.45
7.3.290.0080.00616.49
7.3.280.0080.01016.48
7.3.270.0100.00717.40
7.3.260.0080.00918.24
7.3.250.0140.00716.44
7.3.240.0070.01016.67
7.3.230.0160.00016.61
7.3.210.0060.01116.41
7.3.200.0110.01119.39
7.3.190.0190.00316.43
7.3.180.0100.00916.57
7.3.170.0120.00316.63
7.3.160.0090.00916.62
7.3.120.0100.00815.18
7.3.110.0080.00814.98
7.3.100.0090.00614.75
7.3.90.0120.00314.96
7.3.80.0030.01715.29
7.3.70.0110.00414.95
7.3.60.0030.00914.68
7.3.50.0030.01015.09
7.3.40.0040.01115.02
7.3.30.0030.00614.83
7.3.20.0080.00816.60
7.3.10.0060.00616.86
7.3.00.0060.00616.73
7.2.330.0160.00316.84
7.2.320.0130.00316.91
7.2.310.0110.01216.64
7.2.300.0030.01316.61
7.2.290.0070.01016.79
7.2.250.0030.01515.14
7.2.240.0080.00815.05
7.2.230.0100.00714.90
7.2.220.0100.00714.84
7.2.210.0070.01415.28
7.2.200.0070.00815.04
7.2.190.0030.00615.29
7.2.180.0040.00815.21
7.2.170.0080.00815.18
7.2.160.0060.00915.36
7.2.150.0100.00716.83
7.2.140.0000.01517.16
7.2.130.0070.00316.75
7.2.120.0030.01416.91
7.2.110.0000.01316.65
7.2.100.0080.00816.88
7.2.90.0060.00616.92
7.2.80.0100.00716.80
7.2.70.0060.00917.13
7.2.60.0060.00816.91
7.2.50.0060.00916.98
7.2.40.0060.00617.04
7.2.30.0160.00016.95
7.2.20.0100.00616.95
7.2.10.0070.00716.94
7.2.00.0050.00818.07
7.1.330.0070.01115.84
7.1.320.0120.00415.93
7.1.310.0060.00315.77
7.1.300.0040.00815.89
7.1.290.0090.00315.55
7.1.280.0080.00415.88
7.1.270.0050.00415.60
7.1.260.0030.00915.82
7.1.250.0130.00015.92
7.1.240.0030.00815.70
7.1.230.0090.00915.67
7.1.220.0070.01015.63
7.1.210.0090.00615.98
7.1.200.0060.00715.87
7.1.190.0090.00616.06
7.1.180.0130.00315.98
7.1.170.0080.00515.52
7.1.160.0030.01015.74
7.1.150.0060.01016.07
7.1.140.0000.01215.82
7.1.130.0030.01015.86
7.1.120.0030.00915.71
7.1.110.0000.01615.96
7.1.100.0080.00517.12
7.1.90.0090.00015.84
7.1.80.0040.01115.75
7.1.70.0020.01016.41
7.1.60.0150.00317.40
7.1.50.0180.00925.46
7.1.40.0090.00615.82
7.1.30.0040.00816.01
7.1.20.0060.00615.85
7.1.10.0040.00715.60
7.1.00.0070.04019.09
7.0.330.0000.00815.49
7.0.320.0000.01215.54
7.0.310.0000.01215.42
7.0.300.0000.01415.14
7.0.290.0030.00715.52
7.0.280.0040.01115.42
7.0.270.0100.00015.42
7.0.260.0060.00615.41
7.0.250.0070.00715.59
7.0.240.0060.00315.59
7.0.230.0030.00615.21
7.0.220.0070.00715.30
7.0.210.0060.00615.59
7.0.200.0020.00916.09
7.0.190.0100.00315.54
7.0.180.0030.01015.68
7.0.170.0030.00715.37
7.0.160.0050.00515.63
7.0.150.0040.01115.58
7.0.140.0070.03718.55
7.0.130.0110.00315.29
7.0.120.0030.00515.26
7.0.110.0100.00315.31
7.0.100.0040.02317.73
7.0.90.0330.03817.61
7.0.80.0230.03317.80
7.0.70.0100.03017.55
7.0.60.0080.03817.56
7.0.50.0070.04017.93
7.0.40.0080.04016.74
7.0.30.0100.04216.83
7.0.20.0100.03816.84
7.0.10.0050.04516.86
7.0.00.0050.04016.81
5.6.400.0070.01014.51
5.6.390.0090.00014.47
5.6.380.0070.00314.27
5.6.370.0040.00714.33
5.6.360.0030.00614.46
5.6.350.0000.01214.37
5.6.340.0070.00714.53
5.6.330.0030.01414.52
5.6.320.0110.00414.48
5.6.310.0060.00614.10
5.6.300.0150.00314.71
5.6.290.0030.01014.20
5.6.280.0050.04117.81
5.6.270.0040.00714.37
5.6.260.0040.01114.43
5.6.250.0060.04017.56
5.6.240.0050.03717.63
5.6.230.0080.03217.46
5.6.220.0090.04817.53
5.6.210.0050.04517.67
5.6.200.0110.02317.64
5.6.190.0050.03617.85
5.6.180.0130.03117.73
5.6.170.0150.04417.80
5.6.160.0050.02317.69
5.6.150.0080.02217.80
5.6.140.0050.03017.71
5.6.130.0090.03017.60
5.6.120.0050.02918.00
5.6.110.0080.02517.77
5.6.100.0030.02517.92
5.6.90.0060.04517.67
5.6.80.0080.02017.26
5.6.70.0050.04317.48
5.6.60.0090.01817.52
5.6.50.0070.03617.30
5.6.40.0100.01717.34
5.6.30.0050.04017.40
5.6.20.0090.01917.43
5.6.10.0030.02517.43
5.6.00.0060.02017.33
5.5.380.0080.04117.33
5.5.370.0090.04017.56
5.5.360.0070.04717.34
5.5.350.0070.02917.31
5.5.340.0070.04917.72
5.5.330.0050.03717.62
5.5.320.0080.04617.64
5.5.310.0080.02717.74
5.5.300.0070.02417.63
5.5.290.0030.02717.48
5.5.280.0030.02817.72
5.5.270.0050.02317.71
5.5.260.0030.02317.68
5.5.250.0040.02717.54
5.5.240.0030.03817.33
5.5.230.0090.02317.39
5.5.220.0050.02217.38
5.5.210.0080.02117.30
5.5.200.0010.02517.07
5.5.190.0040.02317.38
5.5.180.0050.02617.37
5.5.170.0000.01414.48
5.5.160.0080.02017.18
5.5.150.0080.02117.31
5.5.140.0030.02317.22
5.5.130.0020.02717.07
5.5.120.0020.02717.36
5.5.110.0040.03817.13
5.5.100.0050.02317.22
5.5.90.0030.02317.16
5.5.80.0050.02117.30
5.5.70.0030.02517.00
5.5.60.0020.02217.14
5.5.50.0030.02517.18
5.5.40.0030.02217.19
5.5.30.0070.01917.19
5.5.20.0020.02517.28
5.5.10.0020.02417.19
5.5.00.0090.02217.15
5.4.450.0020.02716.43
5.4.440.0060.02116.30
5.4.430.0020.02516.38
5.4.420.0020.02616.28
5.4.410.0080.03816.23
5.4.400.0080.03216.19
5.4.390.0060.02616.27
5.4.380.0030.02116.12
5.4.370.0050.02616.27
5.4.360.0050.02116.21
5.4.350.0050.03516.23
5.4.340.0060.02216.19
5.4.330.0040.00413.33
5.4.320.0090.01716.18
5.4.310.0030.02416.25
5.4.300.0090.01716.10
5.4.290.0030.02416.23
5.4.280.0030.01916.19
5.4.270.0070.02016.19
5.4.260.0030.02316.19
5.4.250.0120.01716.18
5.4.240.0070.01716.25
5.4.230.0030.02416.23
5.4.220.0050.01916.25
5.4.210.0080.01716.20
5.4.200.0070.01816.24
5.4.190.0080.02016.22
5.4.180.0020.02316.22
5.4.170.0020.02416.08
5.4.160.0030.02316.18
5.4.150.0030.02216.21
5.4.140.0000.02814.86
5.4.130.0030.03814.85
5.4.120.0070.02214.92
5.4.110.0080.03714.83
5.4.100.0050.02514.95
5.4.90.0000.04014.87
5.4.80.0100.03514.80
5.4.70.0050.04414.85
5.4.60.0050.04214.83
5.4.50.0070.03314.85
5.4.40.0060.03414.91
5.4.30.0060.04114.86
5.4.20.0080.03614.84
5.4.10.0050.03314.81
5.4.00.0070.04014.62
5.3.290.0050.02214.05
5.3.280.0030.02314.00
5.3.270.0070.01713.96
5.3.260.0070.02013.99
5.3.250.0050.02114.02
5.3.240.0030.02813.97
5.3.230.0050.03013.95
5.3.220.0080.03713.96
5.3.210.0050.04213.96
5.3.200.0030.02814.01
5.3.190.0090.03813.92
5.3.180.0080.03514.01
5.3.170.0080.03913.98
5.3.160.0070.03514.01
5.3.150.0100.03713.94
5.3.140.0050.02814.02
5.3.130.0030.03213.94
5.3.120.0050.03013.97
5.3.110.0120.04013.95
5.3.100.0100.03513.76
5.3.90.0070.03213.69
5.3.80.0030.04213.71
5.3.70.0080.02313.67
5.3.60.0050.03813.70
5.3.50.0060.02613.67
5.3.40.0020.04313.63
5.3.30.0120.01913.61
5.3.20.0030.04313.58
5.3.10.0070.03813.55
5.3.00.0050.03613.50
5.2.170.0030.05011.20
5.2.160.0070.06011.14
5.2.150.0030.03711.29
5.2.140.0130.05011.21
5.2.130.0000.04311.23
5.2.120.0100.05311.01
5.2.110.0000.06011.25
5.2.100.0070.06011.04
5.2.90.0030.06311.23
5.2.80.0000.05711.22
5.2.70.0030.06011.21
5.2.60.0100.05711.20
5.2.50.0100.06311.04
5.2.40.0070.05710.90
5.2.30.0070.06010.84
5.2.20.0070.04710.97
5.2.10.0030.06710.96
5.2.00.0030.05010.75
5.1.60.0070.05010.00
5.1.50.0000.0579.83
5.1.40.0070.05010.07
5.1.30.0100.03710.41
5.1.20.0030.03310.36
5.1.10.0030.02710.08
5.1.00.0030.0579.92
5.0.50.0070.0438.61
5.0.40.0000.0308.54
5.0.30.0000.0638.07
5.0.20.0000.0478.21
5.0.10.0000.0478.27
5.0.00.0070.0608.17
4.4.90.0030.0336.68
4.4.80.0100.0206.68
4.4.70.0030.0336.68
4.4.60.0000.0406.68
4.4.50.0000.0336.68
4.4.40.0030.0506.68
4.4.30.0000.0236.68
4.4.20.0030.0376.68
4.4.10.0000.0376.68
4.4.00.0000.0476.68
4.3.110.0000.0276.68
4.3.100.0070.0306.68
4.3.90.0030.0336.68
4.3.80.0070.0536.68
4.3.70.0000.0376.68
4.3.60.0070.0306.68
4.3.50.0000.0376.68
4.3.40.0070.0476.68
4.3.30.0000.0236.68
4.3.20.0030.0376.68
4.3.10.0070.0306.68
4.3.00.0070.0276.68

preferences:
43.71 ms | 400 KiB | 5 Q