3v4l.org

run code in 300+ PHP versions simultaneously
<?php function crypto_rand_secure($min, $max) { $range = $max - $min; if ($range < 0) return $min; // not so random... $log = log($range, 2); $bytes = (int) ($log / 8) + 1; // length in bytes $bits = (int) $log + 1; // length in bits $filter = (int) (1 << $bits) - 1; // set all lower bits to 1 do { $rnd = hexdec(bin2hex(openssl_random_pseudo_bytes($bytes))); $rnd = $rnd & $filter; // discard irrelevant bits } while ($rnd >= $range); return $min + $rnd; } function getToken($length){ $token = ""; $codeAlphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; $codeAlphabet.= "abcdefghijklmnopqrstuvwxyz"; $codeAlphabet.= "0123456789"; for($i=0;$i<$length;$i++){ $token .= $codeAlphabet[crypto_rand_secure(0,strlen($codeAlphabet))]; } return $token; }

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)
8.3.60.0120.00918.43
8.3.50.0130.00322.11
8.3.40.0070.00718.64
8.3.30.0070.00720.17
8.3.20.0040.00420.20
8.3.10.0060.00322.27
8.3.00.0050.00322.43
8.2.180.0140.00316.63
8.2.170.0070.01122.96
8.2.160.0030.01320.32
8.2.150.0070.01124.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0080.00019.41
8.2.110.0080.00020.34
8.2.100.0040.01119.52
8.2.90.0020.00519.02
8.2.80.0000.00719.21
8.2.70.0080.00017.48
8.2.60.0050.00519.32
8.2.50.0030.00618.07
8.2.40.0000.00918.09
8.2.30.0070.00018.02
8.2.20.0000.00717.62
8.2.10.0000.00717.46
8.2.00.0090.00417.50
8.1.280.0120.00925.92
8.1.270.0040.00424.66
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0050.00523.87
8.1.230.0040.00819.05
8.1.220.0000.00917.74
8.1.210.0090.00018.77
8.1.200.0040.00417.10
8.1.190.0000.00817.40
8.1.180.0050.00318.88
8.1.170.0000.00818.64
8.1.160.0000.00822.15
8.1.150.0020.00518.53
8.1.140.0000.00717.31
8.1.130.0030.00317.84
8.1.120.0030.00517.32
8.1.110.0040.00417.30
8.1.100.0030.00517.36
8.1.90.0040.00417.37
8.1.80.0020.00517.36
8.1.70.0030.00317.35
8.1.60.0080.00017.38
8.1.50.0000.00817.43
8.1.40.0030.00517.44
8.1.30.0040.00417.41
8.1.20.0050.00317.50
8.1.10.0050.00317.31
8.1.00.0000.00817.18
8.0.300.0070.00018.77
8.0.290.0000.00717.18
8.0.280.0040.00418.41
8.0.270.0000.00817.16
8.0.260.0000.00616.73
8.0.250.0040.00416.82
8.0.240.0040.00416.85
8.0.230.0040.00416.86
8.0.220.0000.00816.75
8.0.210.0000.00716.67
8.0.200.0030.00316.87
8.0.190.0030.00316.88
8.0.180.0000.00716.73
8.0.170.0080.00016.70
8.0.160.0050.00316.72
8.0.150.0000.00716.77
8.0.140.0000.00716.70
8.0.130.0030.00313.32
8.0.120.0050.00316.72
8.0.110.0000.00716.74
8.0.100.0000.00716.78
8.0.90.0000.00716.81
8.0.80.0060.00916.71
8.0.70.0000.00716.64
8.0.60.0040.00416.59
8.0.50.0040.00416.81
8.0.30.0140.00517.01
8.0.20.0100.00817.40
8.0.10.0000.00716.87
8.0.00.0100.00916.70
7.4.330.0000.00515.00
7.4.320.0020.00516.30
7.4.300.0030.00316.49
7.4.290.0000.00716.43
7.4.280.0030.00316.31
7.4.270.0030.00316.31
7.4.260.0030.00316.38
7.4.250.0040.00716.38
7.4.240.0000.00716.53
7.4.230.0000.00716.31
7.4.220.0090.00916.50
7.4.210.0060.00916.44
7.4.200.0040.00416.29
7.4.190.0030.00316.54
7.4.160.0050.01116.42
7.4.150.0110.00717.40
7.4.140.0130.00517.86
7.4.130.0090.00916.47
7.4.120.0090.01216.42
7.4.110.0110.01216.27
7.4.100.0210.00316.43
7.4.90.0120.00616.22
7.4.80.0140.01119.39
7.4.70.0070.01016.46
7.4.60.0070.01016.27
7.4.50.0040.00416.27
7.4.40.0040.01522.77
7.4.30.0100.00716.23
7.4.10.0080.00814.70
7.4.00.0050.01314.81
7.3.330.0050.00013.28
7.3.320.0030.00313.07
7.3.310.0000.00716.18
7.3.300.0000.00616.15
7.3.290.0080.00816.22
7.3.280.0100.00816.24
7.3.270.0180.00017.40
7.3.260.0070.01016.19
7.3.250.0110.00616.32
7.3.240.0170.00016.40
7.3.230.0100.00716.39
7.3.210.0110.00616.38
7.3.200.0090.00919.39
7.3.190.0160.00816.47
7.3.180.0090.00616.25
7.3.170.0070.01316.52
7.3.160.0140.00316.17
7.3.130.0060.01214.64
7.3.120.0110.00714.65
7.3.110.0070.00914.49
7.3.100.0060.00814.76
7.3.90.0040.00914.65
7.3.80.0070.00814.50
7.3.70.0080.00814.76
7.3.60.0050.00514.72
7.3.50.0060.00814.42
7.3.40.0070.00614.62
7.3.30.0090.00314.55
7.3.20.0080.00516.35
7.3.10.0090.00416.49
7.3.00.0030.01016.43
7.2.330.0230.00416.52
7.2.320.0080.00816.53
7.2.310.0080.00916.42
7.2.300.0050.01116.26
7.2.290.0100.00616.27
7.2.260.0070.00715.05
7.2.250.0080.00914.70
7.2.240.0060.01114.95
7.2.230.0070.00714.71
7.2.220.0060.00914.91
7.2.210.0050.01014.67
7.2.200.0020.01114.86
7.2.190.0070.00614.72
7.2.180.0070.00614.91
7.2.170.0050.00914.79
7.2.160.0000.00914.77
7.2.150.0070.00416.67
7.2.140.0040.00816.72
7.2.130.0000.01416.60
7.2.120.0040.01116.62
7.2.110.0130.00416.56
7.2.100.0110.00816.85
7.2.90.0090.00616.60
7.2.80.0030.00616.48
7.2.70.0070.00716.63
7.2.60.0100.00716.45
7.2.50.0070.01116.68
7.2.40.0030.00616.83
7.2.30.0090.01116.51
7.2.20.0060.00316.65
7.2.10.0000.01216.69
7.2.00.0060.00616.94
7.1.330.0060.00815.50
7.1.320.0080.00415.61
7.1.310.0070.00815.52
7.1.300.0030.00915.56
7.1.290.0060.00815.55
7.1.280.0090.00415.55
7.1.270.0060.00715.66
7.1.260.0060.00715.58
7.1.250.0030.00715.45
7.1.240.0140.00015.44
7.1.230.0080.00315.52
7.1.220.0110.00715.45
7.1.210.0060.00915.59
7.1.200.0000.01315.45
7.1.190.0040.01215.53
7.1.180.0040.00715.60
7.1.170.0060.00915.42
7.1.160.0000.01515.63
7.1.150.0030.01215.69
7.1.140.0000.00915.48
7.1.130.0000.01615.64
7.1.120.0000.01415.64
7.1.110.0060.00315.58
7.1.100.0030.00615.47
7.1.90.0000.01415.66
7.1.80.0040.00815.38
7.1.70.0040.00516.11
7.1.60.0100.00817.41
7.1.50.0080.01216.16
7.1.40.0080.00815.22
7.1.30.0060.00615.47
7.1.20.0030.01015.58
7.1.10.0110.00315.44
7.1.00.0020.04118.99
7.0.330.0040.00814.93
7.0.320.0060.00615.25
7.0.310.0060.01015.35
7.0.300.0090.00614.95
7.0.290.0060.00614.96
7.0.280.0070.00715.44
7.0.270.0100.00315.26
7.0.260.0000.01315.18
7.0.250.0030.01215.20
7.0.240.0070.00715.32
7.0.230.0070.01014.95
7.0.220.0030.00914.87
7.0.210.0000.00915.41
7.0.200.0060.00515.68
7.0.190.0080.00815.15
7.0.180.0070.00714.94
7.0.170.0040.00815.34
7.0.160.0060.00615.19
7.0.150.0100.00315.14
7.0.140.0030.04418.67
7.0.130.0130.00015.11
7.0.120.0030.01015.05
7.0.110.0040.00415.31
7.0.100.0050.02917.45
7.0.90.0020.03317.55
7.0.80.0040.04717.56
7.0.70.0100.04317.55
7.0.60.0090.03917.64
7.0.50.0070.04517.85
7.0.40.0090.04416.52
7.0.30.0100.04216.68
7.0.20.0050.04116.62
7.0.10.0020.02716.69
7.0.00.0050.04916.65
5.6.400.0100.00013.91
5.6.390.0000.01014.36
5.6.380.0040.00814.33
5.6.370.0060.01014.04
5.6.360.0100.00314.26
5.6.350.0060.01213.75
5.6.340.0000.01414.32
5.6.330.0040.01114.04
5.6.320.0130.00013.94
5.6.310.0030.01314.03
5.6.300.0130.00314.42
5.6.290.0100.00014.29
5.6.280.0060.04017.55
5.6.270.0110.00413.90
5.6.260.0040.01114.21
5.6.250.0030.05017.44
5.6.240.0080.04317.35
5.6.230.0030.04917.21
5.6.220.0040.04117.49
5.6.210.0140.03017.34
5.6.200.0070.02517.78
5.6.190.0220.02817.59
5.6.180.0030.04817.44
5.6.170.0110.04017.45
5.6.160.0090.04117.40
5.6.150.0050.04717.46
5.6.140.0050.03417.66
5.6.130.0050.03017.59
5.6.120.0060.02217.54
5.6.110.0060.02417.57
5.6.100.0020.02417.60
5.6.90.0060.02517.71
5.6.80.0080.02017.28
5.6.70.0080.01817.26
5.6.60.0030.03017.22
5.6.50.0050.02117.34
5.6.40.0040.04117.14
5.6.30.0050.02217.27
5.6.20.0040.02717.06
5.6.10.0070.02217.20
5.6.00.0050.02217.09
5.5.380.0050.04617.13
5.5.370.0100.04216.98
5.5.360.0030.03117.26
5.5.350.0060.04316.97
5.5.340.0040.03217.29
5.5.330.0100.04117.33
5.5.320.0080.04617.33
5.5.310.0060.04217.31
5.5.300.0100.04117.36
5.5.290.0100.04417.31
5.5.280.0080.02317.16
5.5.270.0020.02917.16
5.5.260.0060.02517.23
5.5.250.0070.02516.95
5.5.240.0050.02316.87
5.5.230.0060.03316.82
5.5.220.0030.02316.94
5.5.210.0050.02717.09
5.5.200.0050.03016.82
5.5.190.0050.02516.75
5.5.180.0050.02317.02
5.5.170.0060.00313.45
5.5.160.0030.02216.84
5.5.150.0060.03116.88
5.5.140.0110.04116.93
5.5.130.0060.02316.96
5.5.120.0030.02317.03
5.5.110.0070.03517.03
5.5.100.0070.02216.89
5.5.90.0100.01816.90
5.5.80.0060.02016.97
5.5.70.0080.04016.89
5.5.60.0030.02316.84
5.5.50.0050.02716.97
5.5.40.0050.02316.77
5.5.30.0090.02717.07
5.5.20.0040.03516.93
5.5.10.0020.02816.78
5.5.00.0090.02516.83
5.4.450.0040.04015.15
5.4.440.0060.02514.99
5.4.430.0020.02714.92
5.4.420.0030.02214.96
5.4.410.0070.01814.95
5.4.400.0050.03314.81
5.4.390.0030.03914.81
5.4.380.0010.02314.87
5.4.370.0020.02214.82
5.4.360.0050.04014.79
5.4.350.0060.02014.96
5.4.340.0000.03214.93
5.4.330.0070.00310.80
5.4.320.0020.03614.95
5.4.310.0070.03514.82
5.4.300.0050.03014.90
5.4.290.0030.02014.68
5.4.280.0030.02314.94
5.4.270.0070.02214.77
5.4.260.0020.03114.83
5.4.250.0040.03414.60
5.4.240.0030.02514.81
5.4.230.0070.01714.62
5.4.220.0070.01814.86
5.4.210.0030.02214.75
5.4.200.0050.02314.70
5.4.190.0030.02814.98
5.4.180.0020.02215.02
5.4.170.0050.03514.83
5.4.160.0080.03614.79
5.4.150.0070.03514.96
5.4.140.0080.03413.50
5.4.130.0040.03513.54
5.4.120.0020.04313.63
5.4.110.0050.04013.56
5.4.100.0080.03513.54
5.4.90.0020.03213.53
5.4.80.0090.02213.65
5.4.70.0090.03713.63
5.4.60.0050.04113.47
5.4.50.0030.03913.54
5.4.40.0030.04013.56
5.4.30.0080.03213.60
5.4.20.0020.04213.50
5.4.10.0040.03713.52
5.4.00.0050.03813.16
5.3.290.0040.02812.57
5.3.280.0070.03212.40
5.3.270.0020.02412.40
5.3.260.0060.04012.52
5.3.250.0050.03812.34
5.3.240.0090.03812.33
5.3.230.0030.04212.46
5.3.220.0050.02512.46
5.3.210.0050.04212.40
5.3.200.0070.03812.38
5.3.190.0050.04112.51
5.3.180.0050.03912.61
5.3.170.0100.02212.41
5.3.160.0080.03612.53
5.3.150.0050.04212.55
5.3.140.0090.03512.51
5.3.130.0030.04112.53
5.3.120.0020.03012.52
5.3.110.0050.02612.47
5.3.100.0010.04412.14
5.3.90.0110.03512.19
5.3.80.0030.04012.05
5.3.70.0020.02611.96
5.3.60.0030.02912.20
5.3.50.0050.04011.97
5.3.40.0070.04212.08
5.3.30.0020.04212.14
5.3.20.0030.04112.04
5.3.10.0050.03411.81
5.3.00.0050.03611.75
5.2.170.0100.06012.53
5.2.160.0070.06312.53
5.2.150.0130.05312.53
5.2.140.0030.03712.53
5.2.130.0070.06312.53
5.2.120.0170.05312.53
5.2.110.0030.06312.53
5.2.100.0030.06712.53
5.2.90.0030.06312.53
5.2.80.0070.06312.53
5.2.70.0030.05712.53
5.2.60.0100.05712.53
5.2.50.0070.04712.53
5.2.40.0130.04012.53
5.2.30.0030.06712.53
5.2.20.0070.05712.53
5.2.10.0070.06312.53
5.2.00.0030.03012.53
5.1.60.0030.05312.53
5.1.50.0000.05312.53
5.1.40.0070.04712.53
5.1.30.0070.03012.53
5.1.20.0030.06012.53
5.1.10.0070.05712.53
5.1.00.0030.06012.53
5.0.50.0070.03312.53
5.0.40.0000.03312.53
5.0.30.0030.07012.53
5.0.20.0100.02712.53
5.0.10.0070.04312.53
5.0.00.0070.06312.53
4.4.90.0030.03012.53
4.4.80.0000.03712.53
4.4.70.0030.03712.53
4.4.60.0070.03012.53
4.4.50.0030.03712.53
4.4.40.0030.05012.53
4.4.30.0000.03712.53
4.4.20.0070.03312.53
4.4.10.0130.01712.53
4.4.00.0000.03712.53
4.3.110.0100.02312.53
4.3.100.0070.03012.53
4.3.90.0000.03712.53
4.3.80.0070.02712.53
4.3.70.0030.03312.53
4.3.60.0030.03012.53
4.3.50.0070.02012.53
4.3.40.0030.04312.53
4.3.30.0030.04012.53
4.3.20.0070.01712.53
4.3.10.0000.03712.53
4.3.00.0030.03312.53

preferences:
47.06 ms | 401 KiB | 5 Q