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 (PHP_INT_MAX != 0x0000000080000000) { // 2147483647 $c = -(~($c & 0x00000000FFFFFFFF) + 1); } $c += charCodeAt($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)
8.3.60.0100.01018.67
8.3.50.0070.01021.14
8.3.40.0090.00619.09
8.3.30.0070.00720.34
8.3.20.0070.00020.46
8.3.10.0040.00421.27
8.3.00.0080.00022.44
8.2.180.0120.00616.63
8.2.170.0100.00622.96
8.2.160.0060.01322.11
8.2.150.0090.00024.18
8.2.140.0050.00324.66
8.2.130.0050.00326.16
8.2.120.0030.00620.75
8.2.110.0060.00319.45
8.2.100.0080.00418.00
8.2.90.0040.00419.17
8.2.80.0000.00817.97
8.2.70.0000.00917.75
8.2.60.0040.00417.93
8.2.50.0030.00518.07
8.2.40.0040.00418.15
8.2.30.0050.00219.48
8.2.20.0040.00417.93
8.2.10.0030.00517.84
8.2.00.0000.00717.78
8.1.280.0060.00925.92
8.1.270.0040.00423.99
8.1.260.0070.00726.35
8.1.250.0110.00328.09
8.1.240.0060.00322.44
8.1.230.0040.00720.98
8.1.220.0040.00418.77
8.1.210.0000.00820.95
8.1.200.0030.00617.35
8.1.190.0060.00317.53
8.1.180.0040.00418.10
8.1.170.0050.00318.66
8.1.160.0040.00418.96
8.1.150.0080.00018.60
8.1.140.0000.00817.47
8.1.130.0000.00717.77
8.1.120.0030.00717.40
8.1.110.0030.00517.42
8.1.100.0000.00717.51
8.1.90.0040.00417.51
8.1.80.0040.00417.53
8.1.70.0000.00717.51
8.1.60.0040.00417.64
8.1.50.0030.00517.68
8.1.40.0020.00517.62
8.1.30.0000.00817.71
8.1.20.0080.00017.73
8.1.10.0000.00817.54
8.1.00.0040.00417.46
8.0.300.0000.00720.02
8.0.290.0000.00717.16
8.0.280.0030.00318.59
8.0.270.0050.00217.43
8.0.260.0000.00816.96
8.0.250.0000.01017.13
8.0.240.0040.00417.11
8.0.230.0030.00616.95
8.0.220.0030.00317.03
8.0.210.0040.00416.95
8.0.200.0020.00517.11
8.0.190.0040.00417.05
8.0.180.0080.00017.03
8.0.170.0000.00816.94
8.0.160.0040.00416.97
8.0.150.0000.00816.97
8.0.140.0000.00716.96
8.0.130.0030.00313.41
8.0.120.0040.00416.84
8.0.110.0080.00016.95
8.0.100.0080.00016.88
8.0.90.0040.00417.01
8.0.80.0030.01916.96
8.0.70.0050.00216.96
8.0.60.0000.00816.88
8.0.50.0040.00417.03
8.0.30.0180.00217.31
8.0.20.0090.01217.40
8.0.10.0040.00716.99
8.0.00.0140.00416.88
7.4.330.0020.00216.69
7.4.320.0000.00816.61
7.4.300.0000.00816.70
7.4.290.0000.00716.59
7.4.280.0020.00516.69
7.4.270.0070.00016.60
7.4.260.0000.00613.35
7.4.250.0080.00016.67
7.4.240.0040.00416.63
7.4.230.0040.00416.64
7.4.220.0110.00716.79
7.4.210.0080.01016.67
7.4.200.0030.00316.48
7.4.190.0000.00716.74
7.4.160.0160.00716.60
7.4.150.0110.00717.40
7.4.140.0130.00717.86
7.4.130.0070.01016.68
7.4.120.0070.01216.72
7.4.110.0070.01016.55
7.4.100.0090.01716.65
7.4.90.0100.00616.63
7.4.80.0040.01419.39
7.4.70.0130.00316.70
7.4.60.0060.01016.49
7.4.50.0030.00516.61
7.4.40.0110.00422.77
7.4.30.0060.00916.54
7.4.10.0100.00914.82
7.4.00.0080.00715.06
7.3.330.0060.00013.48
7.3.320.0050.00213.43
7.3.310.0040.00416.54
7.3.300.0030.00316.49
7.3.290.0060.00916.57
7.3.280.0090.00716.50
7.3.270.0120.00617.40
7.3.260.0120.00818.24
7.3.250.0130.00516.42
7.3.240.0170.00016.57
7.3.230.0070.01116.60
7.3.210.0030.01416.46
7.3.200.0170.00319.39
7.3.190.0190.00316.70
7.3.180.0050.01516.60
7.3.170.0030.01316.49
7.3.160.0100.00816.55
7.3.130.0100.00715.23
7.3.120.0080.00814.96
7.3.110.0000.01315.01
7.3.100.0030.00914.75
7.3.90.0070.00714.84
7.3.80.0030.01014.97
7.3.70.0030.01114.94
7.3.60.0040.00815.05
7.3.50.0000.01514.92
7.3.40.0100.00614.70
7.3.30.0090.00414.61
7.3.20.0060.00916.72
7.3.10.0090.00616.79
7.3.00.0090.00916.88
7.2.330.0140.01016.68
7.2.320.0090.01216.69
7.2.310.0030.02016.83
7.2.300.0130.00716.68
7.2.290.0060.01116.89
7.2.260.0030.01415.26
7.2.250.0030.00915.18
7.2.240.0000.01515.06
7.2.230.0030.01015.22
7.2.220.0090.00615.22
7.2.210.0120.00014.81
7.2.200.0100.00314.89
7.2.190.0100.00315.21
7.2.180.0000.01515.23
7.2.170.0030.01215.05
7.2.160.0090.00314.79
7.2.150.0040.01217.06
7.2.140.0090.00016.74
7.2.130.0030.00917.07
7.2.120.0000.01517.11
7.2.110.0100.00716.83
7.2.100.0100.00717.09
7.2.90.0000.01016.96
7.2.80.0080.00316.93
7.2.70.0030.01316.91
7.2.60.0030.01117.06
7.2.50.0130.00717.00
7.2.40.0000.01017.11
7.2.30.0110.00317.08
7.2.20.0080.00416.70
7.2.10.0030.00617.07
7.2.00.0050.00718.13
7.1.330.0030.01015.85
7.1.320.0040.00815.78
7.1.310.0100.00715.98
7.1.300.0070.00716.07
7.1.290.0100.00615.66
7.1.280.0090.00315.84
7.1.270.0060.00315.66
7.1.260.0080.00515.91
7.1.250.0040.01116.14
7.1.240.0030.01015.94
7.1.230.0000.00915.93
7.1.220.0080.00315.86
7.1.210.0060.00715.57
7.1.200.0070.00615.96
7.1.190.0000.01515.67
7.1.180.0100.00315.73
7.1.170.0090.00315.57
7.1.160.0100.00315.61
7.1.150.0070.00715.92
7.1.140.0060.00615.98
7.1.130.0070.00715.97
7.1.120.0070.00715.58
7.1.110.0030.01015.97
7.1.100.0070.00617.01
7.1.90.0070.00715.82
7.1.80.0030.01015.99
7.1.70.0060.00416.45
7.1.60.0050.00917.50
7.1.50.0040.01016.50
7.1.40.0070.00715.96
7.1.30.0060.00615.96
7.1.20.0070.00415.91
7.1.10.0000.01215.93
7.1.00.0100.02019.13
7.0.330.0000.01415.44
7.0.320.0030.00915.38
7.0.310.0040.00815.24
7.0.300.0040.00815.52
7.0.290.0030.01215.43
7.0.280.0080.00415.29
7.0.270.0120.00015.44
7.0.260.0040.00715.35
7.0.250.0040.00815.44
7.0.240.0030.00715.29
7.0.230.0000.01115.26
7.0.220.0080.00415.14
7.0.210.0030.00515.23
7.0.200.0020.00716.24
7.0.190.0030.00615.44
7.0.180.0040.01115.48
7.0.170.0040.01115.48
7.0.160.0040.00715.51
7.0.150.0070.00715.54
7.0.140.0060.03818.82
7.0.130.0030.01015.57
7.0.120.0060.00915.43
7.0.110.0040.00415.57
7.0.100.0180.02517.69
7.0.90.0080.02517.78
7.0.80.0050.04217.67
7.0.70.0100.02517.63
7.0.60.0080.02217.77
7.0.50.0230.04817.86
7.0.40.0050.04316.63
7.0.30.0070.04416.87
7.0.20.0110.04516.78
7.0.10.0050.02916.81
7.0.00.0030.04816.83
5.6.400.0030.01014.51
5.6.390.0070.00314.57
5.6.380.0030.00614.38
5.6.370.0070.01014.64
5.6.360.0070.00714.72
5.6.350.0070.00714.23
5.6.340.0060.00614.76
5.6.330.0070.00714.36
5.6.320.0100.00714.74
5.6.310.0090.00614.55
5.6.300.0030.01014.71
5.6.290.0000.01314.50
5.6.280.0060.04017.64
5.6.270.0000.01314.36
5.6.260.0060.00614.32
5.6.250.0020.04717.45
5.6.240.0090.03217.45
5.6.230.0100.04717.53
5.6.220.0070.04017.48
5.6.210.0050.03017.48
5.6.200.0070.04217.66
5.6.190.0030.04817.81
5.6.180.0090.04017.81
5.6.170.0050.04717.85
5.6.160.0170.02517.56
5.6.150.0090.04017.71
5.6.140.0070.04417.71
5.6.130.0070.03817.91
5.6.120.0100.04217.83
5.6.110.0080.02617.77
5.6.100.0080.02517.65
5.6.90.0070.04517.67
5.6.80.0060.04117.37
5.6.70.0020.04317.46
5.6.60.0110.04017.46
5.6.50.0050.04217.43
5.6.40.0080.02617.31
5.6.30.0110.02617.23
5.6.20.0090.03917.39
5.6.10.0090.03917.45
5.6.00.0070.04617.34
5.5.380.0050.04817.40
5.5.370.0050.04117.58
5.5.360.0110.02017.40
5.5.350.0070.04017.40
5.5.340.0050.03817.45
5.5.330.0090.03817.51
5.5.320.0030.05017.61
5.5.310.0130.04217.60
5.5.300.0070.02417.79
5.5.290.0080.03817.71
5.5.280.0020.04917.65
5.5.270.0080.04417.52
5.5.260.0030.04317.56
5.5.250.0070.04217.57
5.5.240.0020.03017.35
5.5.230.0030.03017.31
5.5.220.0050.04117.29
5.5.210.0000.04517.11
5.5.200.0100.04217.25
5.5.190.0070.04717.33
5.5.180.0030.04617.30
5.5.170.0040.01013.99
5.5.160.0100.02817.32
5.5.150.0070.04217.34
5.5.140.0050.03717.26
5.5.130.0080.02417.36
5.5.120.0050.02717.08
5.5.110.0030.03917.27
5.5.100.0030.04617.29
5.5.90.0080.03117.31
5.5.80.0080.04317.12
5.5.70.0020.05317.09
5.5.60.0050.04117.23
5.5.50.0080.02217.10
5.5.40.0030.02517.06
5.5.30.0060.04217.12
5.5.20.0120.03817.24
5.5.10.0070.04117.23
5.5.00.0040.04217.08
5.4.450.0120.02815.75
5.4.440.0100.04015.83
5.4.430.0080.02115.89
5.4.420.0080.03815.90
5.4.410.0090.03615.75
5.4.400.0120.01815.68
5.4.390.0040.04015.70
5.4.380.0020.04415.68
5.4.370.0120.03215.73
5.4.360.0090.02315.70
5.4.350.0070.04015.69
5.4.340.0020.02615.61
5.4.330.0080.00412.28
5.4.320.0080.03715.58
5.4.310.0090.03815.61
5.4.300.0060.02915.70
5.4.290.0070.04415.73
5.4.280.0120.03615.76
5.4.270.0070.01815.66
5.4.260.0060.02315.59
5.4.250.0050.04015.74
5.4.240.0030.02715.58
5.4.230.0110.02115.70
5.4.220.0070.03415.65
5.4.210.0070.04115.75
5.4.200.0070.03915.61
5.4.190.0090.02915.57
5.4.180.0040.02515.74
5.4.170.0070.04015.65
5.4.160.0090.02215.59
5.4.150.0030.03415.65
5.4.140.0050.02714.34
5.4.130.0080.03814.35
5.4.120.0100.03514.29
5.4.110.0040.02414.30
5.4.100.0070.03814.38
5.4.90.0060.03114.36
5.4.80.0030.02814.34
5.4.70.0030.02714.37
5.4.60.0030.03514.31
5.4.50.0050.03814.26
5.4.40.0050.02514.39
5.4.30.0110.03114.38
5.4.20.0120.02214.29
5.4.10.0110.02314.35
5.4.00.0050.03613.96
5.3.290.0110.03313.44
5.3.280.0070.02113.42
5.3.270.0100.04213.50
5.3.260.0030.02213.43
5.3.250.0050.04013.43
5.3.240.0070.03913.44
5.3.230.0050.04113.41
5.3.220.0140.03113.39
5.3.210.0090.03613.48
5.3.200.0060.03813.44
5.3.190.0070.03013.45
5.3.180.0060.03713.44
5.3.170.0080.03213.44
5.3.160.0070.02713.49
5.3.150.0100.03013.43
5.3.140.0060.02713.43
5.3.130.0100.02213.48
5.3.120.0060.03813.43
5.3.110.0100.04013.39
5.3.100.0030.03113.37
5.3.90.0070.03613.37
5.3.80.0030.04013.37
5.3.70.0030.04013.37
5.3.60.0030.02513.37
5.3.50.0020.04113.37
5.3.40.0120.03213.37
5.3.30.0100.03513.37
5.3.20.0030.02213.37
5.3.10.0050.03713.37
5.3.00.0060.02113.37
5.2.170.0030.07714.47
5.2.160.0100.04714.47
5.2.150.0070.05714.47
5.2.140.0000.07014.47
5.2.130.0030.03714.47
5.2.120.0000.03314.47
5.2.110.0070.04314.47
5.2.100.0100.05714.47
5.2.90.0030.05714.47
5.2.80.0030.04714.47
5.2.70.0130.05714.47
5.2.60.0070.02714.47
5.2.50.0030.03014.47
5.2.40.0070.02314.47
5.2.30.0030.02714.47
5.2.20.0030.02714.47
5.2.10.0000.03014.47
5.2.00.0030.02714.47
5.1.60.0030.02714.47
5.1.50.0030.02714.47
5.1.40.0000.02714.47
5.1.30.0000.02714.47
5.1.20.0030.02314.47
5.1.10.0030.02714.47
5.1.00.0030.02314.47
5.0.50.0100.01314.47
5.0.40.0000.02014.47
5.0.30.0030.03014.47
5.0.20.0030.02314.47
5.0.10.0000.02314.47
5.0.00.0000.03014.47
4.4.90.0000.02014.47
4.4.80.0070.01014.47
4.4.70.0000.01714.47
4.4.60.0070.01314.47
4.4.50.0030.01314.47
4.4.40.0000.02714.47
4.4.30.0000.01714.47
4.4.20.0000.01714.47
4.4.10.0000.01314.47
4.4.00.0030.02014.47
4.3.110.0000.01714.47
4.3.100.0030.01314.47
4.3.90.0000.01314.47
4.3.80.0000.02014.47
4.3.70.0000.02714.47
4.3.60.0000.01714.47
4.3.50.0000.01714.47
4.3.40.0030.02714.47
4.3.30.0030.01314.47
4.3.20.0000.01714.47
4.3.10.0000.02714.47
4.3.00.0030.01714.47

preferences:
56.91 ms | 401 KiB | 5 Q