3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s0 = 'Α'; $s1 = 'А'; $s2 = 'A'; $s3 = 'a'; $s4 = 'а'; $err = null; $sp = new \Spoofchecker(); $sp->setAllowedLocales('en_EN'); $sp->setChecks(\Spoofchecker::SINGLE_SCRIPT_CONFUSABLE | \Spoofchecker::MIXED_SCRIPT_CONFUSABLE | \Spoofchecker::WHOLE_SCRIPT_CONFUSABLE); // non-unicode, but enough to differentiate var_dump(ord($s0), ord($s1), ord($s2), ord($s3), ord($s4)); // 206, 208, 65, 97, 208 var_dump('Confusable 0-1: ' . $sp->areConfusable($s0, $s1, $err), 'Error: ' . $err); // no, 0 var_dump('Confusable 1-2: ' . $sp->areConfusable($s1, $s2, $err), 'Error: ' . $err); // no, 0 var_dump('Confusable 2-3: ' . $sp->areConfusable($s2, $s3, $err), 'Error: ' . $err); // no, 0 var_dump('Confusable 3-4: ' . $sp->areConfusable($s3, $s4, $err), 'Error: ' . $err); // yes, 6 var_dump('Suspicious #0: ' . $sp->isSuspicious($s0, $err), 'Error: ' . $err); // no, 0 var_dump('Suspicious #1: ' . $sp->isSuspicious($s1, $err), 'Error: ' . $err); // no, 0 var_dump('Suspicious #2: ' . $sp->isSuspicious($s2, $err), 'Error: ' . $err); // no, 0 var_dump('Suspicious #3: ' . $sp->isSuspicious($s3, $err), 'Error: ' . $err); // yes, 4 var_dump('Suspicious #4: ' . $sp->isSuspicious($s4, $err), 'Error: ' . $err); // yes, 4

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)
8.3.60.0170.01720.05
8.3.50.0140.01422.86
8.3.40.0120.00320.02
8.3.30.0000.01521.42
8.3.20.0030.00621.52
8.3.10.0090.00023.28
8.3.00.0060.00323.71
8.2.180.0120.01218.25
8.2.170.0070.01022.96
8.2.160.0110.00721.72
8.2.150.0060.00324.18
8.2.140.0060.00324.66
8.2.130.0140.00726.16
8.2.120.0100.00021.15
8.2.110.0040.00723.51
8.2.100.0120.00020.72
8.2.90.0000.00820.47
8.2.80.0060.00320.76
8.2.70.0000.01118.88
8.2.60.0080.00319.18
8.2.50.0030.00619.00
8.2.40.0100.00019.55
8.2.30.0080.00319.46
8.2.20.0030.00619.06
8.2.10.0030.00619.22
8.2.00.0030.00719.03
8.1.280.0130.01025.92
8.1.270.0080.00024.66
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0090.00025.17
8.1.230.0030.00920.48
8.1.220.0030.00619.16
8.1.210.0040.00818.77
8.1.200.0060.00618.85
8.1.190.0030.00619.03
8.1.180.0110.00320.10
8.1.170.0060.00320.02
8.1.160.0030.00523.43
8.1.150.0030.00619.89
8.1.140.0080.00018.74
8.1.130.0080.00019.27
8.1.120.0070.00418.77
8.1.110.0060.00318.94
8.1.100.0000.00818.88
8.1.90.0090.00018.78
8.1.80.0040.00418.89
8.1.70.0040.00418.90
8.1.60.0030.00618.88
8.1.50.0030.00618.93
8.1.40.0000.00918.93
8.1.30.0030.00618.98
8.1.20.0090.00018.96
8.1.10.0060.00319.13
8.1.00.0060.00618.95
8.0.300.0050.00318.77
8.0.290.0080.00018.63
8.0.280.0050.00319.68
8.0.270.0030.00618.63
8.0.260.0030.00518.22
8.0.250.0040.00418.36
8.0.240.0030.00618.32
8.0.230.0050.00318.29
8.0.220.0030.00518.16
8.0.210.0050.00318.11
8.0.200.0000.00818.27
8.0.190.0000.00918.14
8.0.180.0060.00618.33
8.0.170.0050.00318.39
8.0.160.0050.00318.23
8.0.150.0000.00818.25
8.0.140.0000.00818.32
8.0.130.0050.00013.32
8.0.120.0090.00018.40
8.0.110.0030.00618.33
8.0.100.0080.00018.39
8.0.90.0050.00318.36
8.0.80.0090.00918.37
8.0.70.0030.00618.18
8.0.60.0040.00418.34
8.0.50.0030.00618.27
8.0.30.0170.00618.60
8.0.20.0110.01218.50
8.0.10.0030.00618.19
8.0.00.0100.01018.05
7.4.330.0000.00615.00
7.4.320.0000.00717.82
7.4.300.0040.00417.74
7.4.290.0080.00017.89
7.4.280.0090.00017.90
7.4.270.0000.00817.90
7.4.260.0120.00517.71
7.4.250.0040.00417.77
7.4.240.0040.00417.91
7.4.230.0040.00417.99
7.4.220.0000.01817.96
7.4.210.0090.00817.83
7.4.200.0030.00617.94
7.4.190.0080.00017.72
7.4.160.0170.00718.01
7.4.150.0060.01317.75
7.4.140.0130.01017.89
7.4.130.0120.00717.78
7.4.120.0130.00617.69
7.4.110.0090.01117.82
7.4.100.0190.00617.81
7.4.90.0100.01017.96
7.4.80.0100.01019.39
7.4.70.0130.01317.66
7.4.60.0120.00617.55
7.4.50.0000.00617.99
7.4.40.0070.01022.77
7.4.30.0030.01717.70
7.4.10.0150.00916.12
7.4.00.0160.00516.36
7.3.330.0030.00213.05
7.3.320.0000.00513.23
7.3.310.0000.00817.84
7.3.300.0050.00317.59
7.3.290.0090.00617.75
7.3.280.0090.00817.79
7.3.270.0070.01117.80
7.3.260.0070.01417.96
7.3.250.0180.00517.92
7.3.240.0090.01217.86
7.3.230.0170.00918.02
7.3.210.0060.01217.75
7.3.200.0230.01218.04
7.3.190.0090.01417.90
7.3.180.0120.00617.93
7.3.170.0070.01117.80
7.3.160.0060.01117.95
7.3.130.0160.00916.37
7.3.120.0110.00816.18
7.3.110.0100.01316.38
7.3.100.0040.01216.56
7.3.90.0000.01816.36
7.3.80.0000.01015.92
7.3.70.0070.00716.00
7.3.60.0000.00916.12
7.3.50.0060.01016.39
7.3.40.0030.00716.28
7.3.30.0060.00316.37
7.3.20.0100.00018.06
7.3.10.0060.00918.18
7.3.00.0040.00718.18
7.2.330.0200.00417.71
7.2.320.0180.01517.82
7.2.310.0130.01318.29
7.2.300.0150.01117.94
7.2.290.0150.00917.83
7.2.260.0130.01016.57
7.2.250.0120.01216.11
7.2.240.0040.01216.38
7.2.230.0120.00616.69
7.2.220.0130.00316.52
7.2.210.0090.00316.10
7.2.200.0090.00616.31
7.2.190.0100.00716.56
7.2.180.0000.01616.37
7.2.170.0060.00616.45
7.2.160.0030.01216.28
7.2.150.0070.00417.97
7.2.140.0100.00318.26
7.2.130.0090.00718.01
7.2.120.0090.00618.05
7.2.110.0100.00618.21
7.2.100.0000.01418.16
7.2.90.0060.01018.24
7.2.80.0040.00718.12
7.2.70.0100.01017.99
7.2.60.0080.00617.98
7.2.50.0040.01118.09
7.2.40.0030.01518.05
7.2.30.0040.01918.20
7.2.20.0120.00618.15
7.2.10.0060.00918.13
7.2.00.0070.01019.37
7.1.330.0100.00317.16
7.1.320.0100.00717.04
7.1.310.0060.00617.10
7.1.300.0030.01316.96
7.1.290.0150.00017.05
7.1.280.0000.01417.07
7.1.270.0030.01016.95
7.1.260.0070.01016.89
7.1.250.0040.00817.09
7.1.240.0090.00617.15
7.1.230.0030.00717.20
7.1.220.0080.00317.14
7.1.210.0030.01017.36
7.1.200.0030.00917.00
7.1.190.0050.00517.25
7.1.180.0110.00417.05
7.1.170.0000.00917.10
7.1.160.0090.00916.98
7.1.150.0100.00717.06
7.1.140.0120.00316.94
7.1.130.0030.00917.12
7.1.120.0070.01117.20
7.1.110.0170.00017.08
7.1.100.0080.00818.37
7.1.90.0060.00917.22
7.1.80.0080.00617.20
7.1.70.0060.00817.90
7.1.60.0120.01018.12
7.1.50.0100.01017.80
7.1.40.0030.01017.15
7.1.30.0120.00617.11
7.1.20.0090.00316.91
7.1.10.0070.01017.03
7.1.00.0020.02320.66
7.0.330.0060.00616.71
7.0.320.0000.01016.88
7.0.310.0030.00716.76
7.0.300.0000.01316.49
7.0.290.0030.01316.71
7.0.280.0070.01016.79
7.0.270.0070.00716.92
7.0.260.0030.01016.63
7.0.250.0100.00716.57
7.0.240.0000.01416.88
7.0.230.0000.01516.70
7.0.220.0070.00716.92
7.0.210.0030.01416.79
7.0.200.0130.00716.64
7.0.190.0100.00316.65
7.0.180.0030.01016.84
7.0.170.0070.00716.69
7.0.160.0060.00916.69
7.0.150.0040.00416.86
7.0.140.0060.04120.12
7.0.130.0090.00416.56
7.0.120.0060.00616.57
7.0.110.0000.00916.49
7.0.100.0100.00316.55
7.0.90.0030.01316.51
7.0.80.0090.00616.61
7.0.70.0070.01016.87
7.0.60.0050.02619.13
7.0.50.0090.04117.34
7.0.40.0080.02518.26
7.0.30.0270.04218.26
7.0.20.0130.02618.35
7.0.10.0030.03618.25
7.0.00.0050.04918.34
5.6.400.0000.01415.74
5.6.390.0060.00915.88
5.6.380.0000.01115.80
5.6.370.0090.00615.82
5.6.360.0000.01115.74
5.6.350.0100.00715.95
5.6.340.0110.00015.96
5.6.330.0060.01015.75
5.6.320.0140.00315.84
5.6.310.0030.01315.72
5.6.300.0110.00015.91
5.6.290.0030.00615.68
5.6.280.0080.03919.03
5.6.270.0100.00715.61
5.6.260.0060.00615.75
5.6.250.0070.00715.66
5.6.240.0040.01415.79
5.6.230.0060.01215.74
5.6.220.0030.01315.67
5.6.210.0140.01618.89
5.6.200.0080.02016.89
5.6.190.0100.04318.74
5.6.180.0150.03318.81
5.6.170.0170.04318.53
5.6.160.0080.03318.76
5.6.150.0020.04617.00
5.6.140.0050.04616.73
5.6.130.0090.04216.94
5.6.120.0100.04118.81
5.6.110.0090.04219.09
5.6.100.0040.02319.14
5.6.90.0060.03119.04
5.6.80.0090.04318.59
5.6.70.0110.00415.82
5.6.60.0070.00715.76
5.6.50.0060.01215.46
5.6.40.0100.00715.63
5.6.30.0110.00715.74
5.6.20.0030.00615.80
5.6.10.0060.00915.77
5.6.00.0000.01315.58
5.5.380.0030.01415.48
5.5.370.0060.01315.89
5.5.360.0100.00315.65
5.5.350.0050.04218.71
5.5.340.0090.04316.91
5.5.330.0080.04018.54
5.5.320.0190.02718.50
5.5.310.0150.03018.52
5.5.300.0050.03716.80
5.5.290.0000.03016.77
5.5.280.0120.03518.99
5.5.270.0060.04818.97
5.5.260.0070.03319.01
5.5.250.0050.02418.79
5.5.240.0160.01618.45
5.5.230.0030.01315.47
5.5.220.0060.00615.49
5.5.210.0030.01215.71
5.5.200.0000.01715.64
5.5.190.0090.00915.68
5.5.180.0100.00615.74
5.5.170.0070.00715.55
5.5.160.0030.01315.46
5.5.150.0030.00915.43
5.5.140.0060.00915.61
5.5.130.0030.01315.64
5.5.120.0100.00315.75
5.5.110.0040.01115.55
5.5.100.0070.01015.75
5.5.90.0110.00715.57
5.5.80.0070.01015.55
5.5.70.0040.01115.67
5.5.60.0030.00715.61
5.5.50.0070.00715.49
5.5.40.0060.00915.30
5.5.30.0040.00715.51
5.5.20.0030.00715.64
5.5.10.0090.00615.66
5.5.00.0040.01415.65
5.4.450.0300.04217.96
5.4.440.0390.03117.84
5.4.430.0060.02917.94
5.4.420.0180.03117.98
5.4.410.0410.03117.73
5.4.400.0120.02617.63
5.4.390.0180.03317.82
5.4.380.0090.03117.52
5.4.370.0100.02017.60
5.4.360.0040.02817.48
5.4.350.0070.02613.64
5.4.340.0070.02313.64
5.4.330.0000.01215.30
5.4.320.0070.02313.88
5.4.310.0050.02313.88
5.4.300.0040.02313.89
5.4.290.0080.02413.88
5.4.280.0040.02413.83
5.4.270.0040.02513.83
5.4.260.0060.02113.83
5.4.250.0090.03117.63
5.4.240.0100.03017.64
5.4.230.0080.03117.64
5.4.220.0070.03017.70
5.4.210.0030.03717.67
5.4.200.0080.03117.59
5.4.190.0120.03717.70
5.4.180.0180.02517.59
5.4.170.0030.03417.59
5.4.160.0030.03017.56
5.4.150.0070.02717.67
5.4.140.0030.03216.45
5.4.130.0030.02716.39
5.4.120.0070.02616.39
5.4.110.0080.02516.42
5.4.100.0080.02316.47
5.4.90.0030.03016.48
5.4.80.0100.02216.44
5.4.70.0020.03116.35
5.4.60.0070.02715.86
5.4.50.0050.02715.81
5.4.40.0030.02815.89
5.4.30.0060.02415.84
5.4.20.0070.02615.88
5.4.10.0030.03015.86
5.4.00.0090.02515.54
5.3.290.0070.02714.05
5.3.280.0020.04314.96
5.3.270.0080.03614.88
5.3.260.0080.02814.89
5.3.250.0040.03014.96
5.3.240.0060.02714.96
5.3.230.0070.02714.98
5.3.220.0100.02314.99
5.3.210.0030.03014.87
5.3.200.0050.03414.88
5.3.190.0030.02814.88
5.3.180.0070.02614.96
5.3.170.0030.03014.94
5.3.160.0050.03015.02
5.3.150.0070.02514.79
5.3.140.0030.02915.01
5.3.130.0040.02914.94
5.3.120.0110.02314.98
5.3.110.0090.02414.89
5.3.100.0050.03014.62
5.3.90.0070.02514.74
5.3.80.0070.02714.59
5.3.70.0100.02214.63
5.3.60.0050.02614.58
5.3.50.0090.02314.48
5.3.40.0040.03114.63
5.3.30.0050.03014.62
5.3.20.0050.03514.48
5.3.10.0070.02214.53
5.3.00.0070.04014.41
5.2.170.0030.04311.09
5.2.160.0000.04311.16
5.2.150.0030.04311.10
5.2.140.0000.04311.13
5.2.130.0100.03711.04
5.2.120.0000.04311.04
5.2.110.0030.04011.02
5.2.100.0070.05711.23
5.2.90.0070.04011.12
5.2.80.0070.03711.21
5.2.70.0170.03011.13
5.2.60.0070.03711.18
5.2.50.0070.05310.96
5.2.40.0030.04011.11
5.2.30.0000.04310.92
5.2.20.0070.03310.88
5.2.10.0030.04011.03
5.2.00.0100.03310.80
5.1.60.0100.0279.96
5.1.50.0030.0339.98
5.1.40.0030.04710.06
5.1.30.0100.03010.51
5.1.20.0030.03710.29
5.1.10.0070.03310.15
5.1.00.0000.04010.28
5.0.50.0030.0308.80
5.0.40.0000.0308.29
5.0.30.0000.0438.34
5.0.20.0000.0308.27
5.0.10.0000.0308.25
5.0.00.0030.0408.42
4.4.90.0070.0177.08
4.4.80.0100.0137.08
4.4.70.0000.0237.08
4.4.60.0000.0237.08
4.4.50.0030.0177.08
4.4.40.0070.0307.08
4.4.30.0070.0177.08
4.4.20.0030.0237.08
4.4.10.0000.0237.08
4.4.00.0000.0337.08
4.3.110.0000.0237.08
4.3.100.0030.0207.08
4.3.90.0000.0207.08
4.3.80.0030.0307.08
4.3.70.0030.0207.08
4.3.60.0130.0107.08
4.3.50.0030.0207.08
4.3.40.0000.0377.08
4.3.30.0000.0237.08
4.3.20.0000.0237.08
4.3.10.0000.0237.08
4.3.00.0070.0237.44

preferences:
46.06 ms | 401 KiB | 5 Q