3v4l.org

run code in 300+ PHP versions simultaneously
<?php setlocale(LC_CTYPE, 'cs_CZ.utf-8'); var_dump(ctype_alpha('č'));

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)
8.3.60.0100.01018.68
8.3.50.0070.01016.53
8.3.40.0120.00418.90
8.3.30.0110.00419.04
8.3.20.0060.00322.10
8.3.10.0000.00822.33
8.3.00.0000.01018.18
8.2.180.0100.00718.42
8.2.170.0070.01522.96
8.2.160.0070.01022.54
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0000.00720.89
8.2.120.0050.00326.35
8.2.110.0030.00622.67
8.2.100.0080.00317.97
8.2.90.0000.00818.28
8.2.80.0030.00618.00
8.2.70.0030.00617.88
8.2.60.0070.00218.18
8.2.50.0000.00818.29
8.2.40.0060.00320.70
8.2.30.0100.00019.55
8.2.20.0080.00018.20
8.2.10.0000.00718.28
8.2.00.0070.00218.15
8.1.280.0100.00725.92
8.1.270.0040.00422.24
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0100.00324.25
8.1.230.0070.01121.13
8.1.220.0000.00917.79
8.1.210.0050.00518.96
8.1.200.0030.00617.60
8.1.190.0050.00517.47
8.1.180.0040.00418.10
8.1.170.0000.00918.95
8.1.160.0090.00019.19
8.1.150.0030.00620.54
8.1.140.0060.00319.83
8.1.130.0050.00319.11
8.1.120.0030.00717.53
8.1.110.0040.00417.71
8.1.100.0060.00317.67
8.1.90.0060.00317.64
8.1.80.0040.00417.62
8.1.70.0050.00517.73
8.1.60.0030.00717.79
8.1.50.0100.00317.79
8.1.40.0050.00517.75
8.1.30.0100.00017.91
8.1.20.0070.00317.95
8.1.10.0000.00717.82
8.1.00.0050.00317.57
8.0.300.0000.00720.26
8.0.290.0000.00917.00
8.0.280.0030.00618.75
8.0.270.0060.00317.46
8.0.260.0040.00417.04
8.0.250.0000.00717.14
8.0.240.0080.00317.27
8.0.230.0050.00517.29
8.0.220.0050.00317.11
8.0.210.0080.00017.23
8.0.200.0030.00517.24
8.0.190.0090.00317.16
8.0.180.0060.00317.14
8.0.170.0030.00617.05
8.0.160.0070.00317.23
8.0.150.0030.00617.09
8.0.140.0070.00017.07
8.0.130.0040.00713.49
8.0.120.0070.00017.05
8.0.110.0000.00817.04
8.0.100.0030.00517.25
8.0.90.0000.00717.11
8.0.80.0100.00617.23
8.0.70.0040.00417.25
8.0.60.0040.00417.17
8.0.50.0000.00717.19
8.0.30.0140.00817.26
8.0.20.0100.00917.44
8.0.10.0070.00017.37
8.0.00.0090.00917.00
7.4.330.0030.00315.55
7.4.320.0030.00316.88
7.4.300.0030.00316.88
7.4.290.0040.00916.88
7.4.280.0060.00316.87
7.4.270.0070.00216.89
7.4.260.0050.00013.56
7.4.250.0070.00016.64
7.4.240.0030.00516.85
7.4.230.0020.00416.68
7.4.220.0190.00816.68
7.4.210.0070.00716.75
7.4.200.0060.00316.90
7.4.160.0120.00616.75
7.4.150.0170.00317.40
7.4.140.0120.00617.86
7.4.130.0120.01216.56
7.4.120.0120.00816.82
7.4.110.0070.01016.84
7.4.100.0110.01116.89
7.4.90.0140.01116.75
7.4.80.0090.00619.39
7.4.70.0150.00316.62
7.4.60.0060.00916.75
7.4.50.0030.01216.93
7.4.40.0130.00316.77
7.4.30.0120.00416.81
7.4.10.0100.00614.79
7.4.00.0080.00814.80
7.3.330.0030.00313.29
7.3.320.0030.00313.39
7.3.310.0030.00516.31
7.3.300.0060.00016.55
7.3.290.0130.00816.56
7.3.280.0080.01116.54
7.3.270.0100.00717.40
7.3.260.0160.00516.79
7.3.250.0080.01116.58
7.3.240.0080.01016.76
7.3.230.0140.01416.54
7.3.210.0100.00716.47
7.3.200.0100.00616.86
7.3.190.0110.00816.50
7.3.180.0100.00616.63
7.3.170.0070.01416.87
7.3.160.0060.01016.73
7.3.130.0070.01114.67
7.3.120.0070.01114.82
7.3.110.0080.01214.58
7.3.100.0060.00614.65
7.3.90.0000.00914.95
7.3.80.0060.00914.75
7.3.70.0040.00714.68
7.3.60.0000.01214.57
7.3.50.0040.00814.69
7.3.40.0060.00814.63
7.3.30.0040.00714.41
7.3.20.0150.00016.45
7.3.10.0060.01116.43
7.3.00.0060.00616.54
7.2.330.0240.00016.75
7.2.320.0130.00516.68
7.2.310.0090.00616.65
7.2.300.0140.00316.64
7.2.290.0000.01716.79
7.2.260.0130.00714.74
7.2.250.0090.00914.66
7.2.240.0090.00614.75
7.2.230.0000.01714.72
7.2.220.0030.01014.82
7.2.210.0000.01514.93
7.2.200.0040.00414.66
7.2.190.0130.00014.92
7.2.180.0020.01415.00
7.2.170.0070.00714.54
7.2.160.0000.01114.94
7.2.150.0030.01316.59
7.2.140.0070.01016.70
7.2.130.0100.00616.73
7.2.120.0050.00516.64
7.2.110.0070.01316.68
7.2.100.0110.00316.74
7.2.90.0000.01616.92
7.2.80.0030.01616.58
7.2.70.0060.00316.67
7.2.60.0090.00416.87
7.2.50.0070.00716.75
7.2.40.0080.01216.77
7.2.30.0040.01216.55
7.2.20.0030.01316.75
7.2.10.0030.00616.71
7.2.00.0050.01018.01
7.1.330.0000.01315.73
7.1.320.0040.00815.84
7.1.310.0040.00415.46
7.1.300.0000.01515.82
7.1.290.0110.00715.77
7.1.280.0100.00715.62
7.1.270.0040.00415.66
7.1.260.0030.01015.59
7.1.250.0070.00715.61
7.1.240.0030.01015.43
7.1.230.0040.01515.76
7.1.220.0040.00815.65
7.1.210.0000.01415.39
7.1.200.0060.00815.55
7.1.190.0070.00715.75
7.1.180.0040.00815.75
7.1.170.0000.01215.60
7.1.160.0080.01115.44
7.1.150.0000.01515.36
7.1.140.0040.01115.49
7.1.130.0030.01015.58
7.1.120.0080.00815.52
7.1.110.0040.00715.53
7.1.100.0060.00816.81
7.1.90.0070.00715.77
7.1.80.0040.00715.73
7.1.70.0070.00216.40
7.1.60.0280.01324.35
7.1.50.0430.00624.23
7.1.40.0380.01123.87
7.1.30.0420.01024.02
7.1.20.0500.00824.13
7.1.10.0420.01015.07
7.1.00.0370.01015.18
7.0.330.0100.00315.43
7.0.320.0050.00515.48
7.0.310.0030.01415.00
7.0.300.0030.00815.22
7.0.290.0000.01815.25
7.0.280.0060.00614.91
7.0.270.0000.01315.29
7.0.260.0050.00515.00
7.0.250.0030.01015.43
7.0.240.0090.00615.14
7.0.230.0000.01015.44
7.0.220.0040.00715.33
7.0.210.0090.00015.25
7.0.200.0400.00614.88
7.0.190.0510.01115.20
7.0.180.0300.01214.79
7.0.170.0450.00614.91
7.0.160.0380.01014.92
7.0.150.0370.00714.77
7.0.140.0320.00614.92
7.0.130.0390.01115.12
7.0.120.0380.00615.00
7.0.110.0250.01114.81
7.0.100.0370.00914.94
7.0.90.0320.00714.81
7.0.80.0290.00915.03
7.0.70.0300.01114.68
7.0.60.0320.01014.48
7.0.50.0300.00814.94
7.0.40.0320.01313.99
7.0.30.0280.01314.06
7.0.20.0300.00813.94
7.0.10.0290.01013.94
7.0.00.0510.00813.99
5.6.400.0100.00314.34
5.6.390.0120.00314.20
5.6.380.0030.01014.04
5.6.370.0040.01514.20
5.6.360.0070.00714.04
5.6.350.0030.01314.36
5.6.340.0000.01213.88
5.6.330.0030.00613.98
5.6.320.0090.00314.19
5.6.310.0060.00913.98
5.6.300.0060.00614.13
5.6.290.0120.00014.39
5.6.280.0030.00914.16
5.6.270.0030.01014.28
5.6.260.0000.00914.20
5.6.250.0030.00914.21
5.6.240.0060.00714.26
5.6.230.0060.00613.98
5.6.220.0030.01014.05
5.6.210.0070.00313.96
5.6.200.0030.00514.10
5.6.190.0040.00714.08
5.6.180.0000.00914.03
5.6.170.0040.01413.96
5.6.160.0000.01314.08
5.6.150.0040.00414.20
5.6.140.0060.00613.99
5.6.130.0000.01214.07
5.6.120.0040.01114.26
5.6.110.0070.01014.10
5.6.100.0030.01214.03
5.6.90.0030.00814.13
5.6.80.0070.00713.91
5.6.70.0000.01413.88
5.6.60.0070.01013.95
5.6.50.0030.01013.88
5.6.40.0060.00614.30
5.6.30.0060.00613.89
5.6.20.0060.00614.16
5.6.10.0030.00913.98
5.6.00.0030.01014.05

preferences:
58.26 ms | 401 KiB | 5 Q