3v4l.org

run code in 300+ PHP versions simultaneously
<?php $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n"; $generated_id = substr('abcdefghijklmnopqrstuvwxyz', mt_rand(0,25), 1) . mt_rand(0,9) . substr(hash("sha256", time() . mt_rand(100000,999999)),0,6); $generated_id = strtoupper($generated_id); echo $generated_id;echo "\n";

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)
7.4.10.0030.01615.00
7.4.00.0000.01515.11
7.3.130.0060.00915.02
7.3.120.0110.00714.74
7.3.110.0070.01015.00
7.3.100.0140.00315.18
7.3.90.0070.00715.14
7.3.80.0090.00615.08
7.3.70.0040.01114.99
7.3.60.0000.01715.00
7.3.50.0040.01415.10
7.3.40.0070.00715.02
7.3.30.0130.00015.15
7.3.20.0090.00616.89
7.3.10.0040.00716.41
7.3.00.0140.00016.62
7.2.260.0150.00415.33
7.2.250.0000.01515.23
7.2.240.0060.01015.33
7.2.230.0070.00715.26
7.2.220.0030.00814.94
7.2.210.0060.00914.98
7.2.200.0100.00914.96
7.2.190.0040.01115.21
7.2.180.0030.01315.29
7.2.170.0030.00815.25
7.2.160.0030.01015.34
7.2.150.0040.01416.96
7.2.140.0030.01116.55
7.2.130.0030.01216.80
7.2.120.0090.00317.05
7.2.110.0000.00916.63
7.2.100.0030.01416.48
7.2.90.0090.00616.96
7.2.80.0060.00916.70
7.2.70.0060.01217.08
7.2.60.0000.01516.88
7.2.50.0030.01216.64
7.2.40.0000.01516.89
7.2.30.0030.00717.10
7.2.20.0040.01417.08
7.2.10.0060.01016.92
7.2.00.0060.00518.17
7.1.330.0100.00615.90
7.1.320.0060.00615.89
7.1.310.0060.00915.99
7.1.300.0090.00315.84
7.1.290.0000.01415.81
7.1.280.0030.00616.02
7.1.270.0080.00515.76
7.1.260.0060.00916.02
7.1.250.0030.01315.91
7.1.240.0060.01215.80
7.1.230.0000.01415.79
7.1.220.0070.00715.79
7.1.210.0070.00415.76
7.1.200.0070.00315.83
7.1.190.0090.00615.77
7.1.180.0030.00915.87
7.1.170.0000.01615.80
7.1.160.0110.00315.65
7.1.150.0100.00315.63
7.1.140.0000.01515.57
7.1.130.0030.01215.62
7.1.120.0030.00915.80
7.1.110.0090.00615.77
7.1.100.0080.00815.63
7.1.90.0070.01016.07
7.1.80.0090.00315.92
7.1.70.0050.00916.50
7.1.60.0060.01417.57
7.1.50.0070.00816.40
7.1.40.0030.01215.90
7.1.30.0000.01215.95
7.1.20.0040.00815.73
7.1.10.0080.00815.84
7.1.00.0080.02018.98
7.0.330.0110.00315.58
7.0.320.0040.01215.06
7.0.310.0000.01715.54
7.0.300.0090.00315.36
7.0.290.0090.00615.23
7.0.280.0080.00015.29
7.0.270.0060.00915.59
7.0.260.0000.01615.61
7.0.250.0040.01015.10
7.0.240.0040.01215.47
7.0.230.0100.00715.29
7.0.220.0000.00915.40
7.0.210.0000.01515.25
7.0.200.0050.00716.12
7.0.190.0070.00715.38
7.0.180.0070.00715.46
7.0.170.0030.00615.37
7.0.160.0070.00715.50
7.0.150.0040.00415.25
7.0.140.0020.04318.77
7.0.130.0000.01415.38
7.0.120.0000.00915.36
7.0.110.0120.00315.50
7.0.100.0030.00715.07
7.0.90.0060.00615.11
7.0.80.0020.04417.86
7.0.70.0270.04317.79
7.0.60.0080.04117.77
7.0.50.0030.04218.12
7.0.40.0080.04316.68
7.0.30.0050.05116.76
7.0.20.0120.03816.61
7.0.10.0090.02516.79
7.0.00.0080.03516.66
5.6.400.0030.01214.29
5.6.390.0070.01014.16
5.6.380.0040.00814.25
5.6.370.0070.01014.25
5.6.360.0070.01014.18
5.6.350.0030.01114.26
5.6.340.0120.00314.48
5.6.330.0040.00814.41
5.6.320.0060.00914.45
5.6.310.0030.01414.08
5.6.300.0110.00714.41
5.6.290.0100.00314.24
5.6.280.0070.04017.57
5.6.270.0030.00814.33
5.6.260.0060.00914.66
5.6.250.0030.00914.49
5.6.240.0070.00714.48
5.6.230.0110.04117.47
5.6.220.0100.02317.41
5.6.210.0080.04317.66
5.6.200.0080.04517.65
5.6.190.0080.03517.65
5.6.180.0100.04217.64
5.6.170.0070.04517.70
5.6.160.0030.05017.58
5.6.150.0070.04617.74
5.6.140.0030.04417.79
5.6.130.0050.03517.69
5.6.120.0120.04517.65
5.6.110.0070.04717.70
5.6.100.0100.04017.77
5.6.90.0120.03617.77
5.6.80.0120.04317.20
5.6.70.0100.04217.44
5.6.60.0070.04017.40
5.6.50.0030.04717.39
5.6.40.0120.03817.32
5.6.30.0030.02817.40
5.6.20.0080.03717.49
5.6.10.0120.03717.29
5.6.00.0100.02317.33
5.5.380.0030.01014.23
5.5.370.0100.03917.50
5.5.360.0070.02517.36
5.5.350.0070.03317.41
5.5.340.0110.04317.66
5.5.330.0000.05117.73
5.5.320.0120.03017.47
5.5.310.0070.04317.39
5.5.300.0070.04517.29
5.5.290.0070.04417.57
5.5.280.0030.05817.63
5.5.270.0050.04517.73
5.5.260.0070.04517.51
5.5.250.0050.03617.48
5.5.240.0050.04717.02
5.5.230.0060.03317.26
5.5.220.0070.02517.19
5.5.210.0050.04317.17
5.5.200.0060.04017.19
5.5.190.0050.04017.13
5.5.180.0080.03317.29
5.5.170.0030.00714.39
5.5.160.0060.04217.19
5.5.150.0060.03617.09
5.5.140.0100.04017.18
5.5.130.0030.03617.18
5.5.120.0070.02517.17
5.5.110.0030.04717.38
5.5.100.0070.03117.27
5.5.90.0070.04016.96
5.5.80.0050.03017.15
5.5.70.0110.03217.16
5.5.60.0050.04317.01
5.5.50.0070.04317.00
5.5.40.0150.03017.30
5.5.30.0070.04017.26
5.5.20.0050.03716.97
5.5.10.0100.04317.30
5.5.00.0070.04717.20
5.4.450.0080.02715.21
5.4.440.0070.04115.13
5.4.430.0070.04315.10
5.4.420.0060.04415.19
5.4.410.0100.03915.18
5.4.400.0060.04015.07
5.4.390.0020.03315.00
5.4.380.0080.02514.84
5.4.370.0050.04015.05
5.4.360.0070.04115.15
5.4.350.0100.03815.01
5.4.340.0020.04214.99
5.4.330.0030.00610.93
5.4.320.0080.04215.10
5.4.310.0080.04215.08
5.4.300.0000.03915.10
5.4.290.0080.03515.09
5.4.280.0020.02915.05
5.4.270.0070.02214.90
5.4.260.0080.04014.92
5.4.250.0030.02514.95
5.4.240.0030.03214.82
5.4.230.0050.04015.07
5.4.220.0070.04114.95
5.4.210.0080.03514.97
5.4.200.0060.03315.00
5.4.190.0070.04114.82
5.4.180.0060.04114.87
5.4.170.0070.03714.92
5.4.160.0030.02614.96
5.4.150.0080.04014.99
5.4.140.0060.02113.74
5.4.130.0050.03213.52
5.4.120.0020.02313.65
5.4.110.0000.02813.48
5.4.100.0060.02013.64
5.4.90.0070.02213.71
5.4.80.0060.02013.61
5.4.70.0030.02113.75
5.4.60.0050.02513.72
5.4.50.0030.02213.61
5.4.40.0030.02813.67
5.4.30.0110.01313.73
5.4.20.0020.02513.53
5.4.10.0020.02213.78
5.4.00.0040.02113.44
5.3.290.0070.02612.65
5.3.280.0050.04112.53
5.3.270.0050.03412.63
5.3.260.0050.04012.64
5.3.250.0070.02712.55
5.3.240.0020.02712.54
5.3.230.0070.02212.49
5.3.220.0030.04012.50
5.3.210.0040.03412.50
5.3.200.0070.02112.50
5.3.190.0030.02412.47
5.3.180.0060.02612.57
5.3.170.0020.02412.60
5.3.160.0050.02012.44
5.3.150.0010.02412.58
5.3.140.0050.02012.53
5.3.130.0030.02612.56
5.3.120.0050.02012.42
5.3.110.0050.02012.52
5.3.100.0070.03712.18
5.3.90.0030.02212.28
5.3.80.0050.02012.25
5.3.70.0030.03812.27
5.3.60.0050.02212.30
5.3.50.0020.02312.20
5.3.40.0020.02212.14
5.3.30.0000.02112.17
5.3.20.0010.02112.06
5.3.10.0040.01811.99
5.3.00.0050.02011.98

preferences:
37.87 ms | 401 KiB | 5 Q