3v4l.org

run code in 300+ PHP versions simultaneously
<?php setlocale(LC_CTYPE, 'cs_CZ'); 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)
8.3.70.0120.00816.75
8.3.60.0160.00818.68
8.3.50.0140.00916.62
8.3.40.0070.00718.58
8.3.30.0040.01118.96
8.3.20.0060.00321.98
8.3.10.0040.00423.96
8.3.00.0000.01018.05
8.2.190.0070.01116.75
8.2.180.0130.00618.41
8.2.170.0120.00322.96
8.2.160.0110.00422.50
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.01019.61
8.2.110.0030.00620.52
8.2.100.0030.01017.97
8.2.90.0040.00419.22
8.2.80.0030.00617.97
8.2.70.0040.00417.75
8.2.60.0000.00918.03
8.2.50.0070.00218.10
8.2.40.0000.01120.71
8.2.30.0090.00219.38
8.2.20.0070.00318.05
8.2.10.0070.00018.19
8.2.00.0050.00718.17
8.1.280.0110.01125.92
8.1.270.0040.00422.39
8.1.260.0060.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00322.27
8.1.230.0060.00619.54
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0070.00317.47
8.1.190.0030.00617.48
8.1.180.0000.00918.10
8.1.170.0000.00818.67
8.1.160.0000.00818.91
8.1.150.0050.00520.28
8.1.140.0080.00219.70
8.1.130.0070.00218.99
8.1.120.0070.00017.63
8.1.110.0040.00417.57
8.1.100.0070.00417.36
8.1.90.0070.00717.55
8.1.80.0040.00817.58
8.1.70.0080.00317.40
8.1.60.0040.00417.75
8.1.50.0100.00717.65
8.1.40.0040.00417.68
8.1.30.0030.01017.66
8.1.20.0000.00817.70
8.1.10.0050.00317.67
8.1.00.0040.00417.67
8.0.300.0030.00620.35
8.0.290.0000.00717.00
8.0.280.0000.00818.49
8.0.270.0050.00217.09
8.0.260.0080.00016.99
8.0.250.0040.00417.17
8.0.240.0070.00717.21
8.0.230.0120.00017.21
8.0.220.0100.00016.96
8.0.210.0070.00717.12
8.0.200.0070.00317.04
8.0.190.0070.01017.05
8.0.180.0060.00317.16
8.0.170.0110.00317.09
8.0.160.0120.00316.94
8.0.150.0040.00416.98
8.0.140.0040.00417.08
8.0.130.0000.00613.52
8.0.120.0080.00017.07
8.0.110.0000.00717.04
8.0.100.0000.00716.99
8.0.90.0000.00716.94
8.0.80.0200.00717.12
8.0.70.0040.00417.19
8.0.60.0050.00317.01
8.0.50.0040.00417.09
8.0.30.0120.00917.18
8.0.20.0110.01217.42
8.0.10.0040.00416.98
8.0.00.0230.00717.19
7.4.330.0090.00015.55
7.4.320.0030.00316.60
7.4.300.0060.00016.66
7.4.290.0140.00416.83
7.4.280.0100.00716.71
7.4.270.0120.00016.67
7.4.260.0070.00413.45
7.4.250.0050.00516.71
7.4.240.0070.00016.82
7.4.230.0000.00716.54
7.4.220.0800.01416.78
7.4.210.0170.00916.81
7.4.200.0090.00016.82
7.4.160.0140.00816.64
7.4.150.0030.01417.40
7.4.140.0130.01117.86
7.4.130.0260.00316.53
7.4.120.0170.00816.70
7.4.110.0180.00616.68
7.4.100.0130.00916.68
7.4.90.0110.00716.69
7.4.80.0150.00919.39
7.4.70.0090.00616.66
7.4.60.0120.00616.59
7.4.50.0070.00516.29
7.4.40.0120.01516.77
7.4.30.0150.00716.62
7.4.00.0040.01414.62
7.3.330.0120.00013.35
7.3.320.0000.00813.44
7.3.310.0070.00016.63
7.3.300.0030.00316.41
7.3.290.0050.00916.42
7.3.280.0140.00916.46
7.3.270.0100.00917.40
7.3.260.0180.00916.54
7.3.250.0110.01216.50
7.3.240.0120.01116.64
7.3.230.0060.01016.52
7.3.210.0160.00616.53
7.3.200.0170.00616.48
7.3.190.0230.00216.58
7.3.180.0130.00416.50
7.3.170.0060.00916.76
7.3.160.0120.00916.37
7.3.10.0000.00916.57
7.3.00.0070.00716.53
7.2.330.0060.01216.46
7.2.320.0210.00716.59
7.2.310.0120.00316.81
7.2.300.0070.01516.80
7.2.290.0110.01116.52
7.2.130.0090.00916.76
7.2.120.0030.01016.68
7.2.110.0000.01516.81
7.2.100.0070.00716.79
7.2.90.0060.00916.78
7.2.80.0040.01216.80
7.2.70.0100.00816.66
7.2.60.0070.00616.56
7.2.50.0110.00416.84
7.2.40.0060.00816.63
7.2.30.0150.00016.92
7.2.20.0070.00716.66
7.2.10.0070.00716.80
7.2.00.0030.01016.51
7.1.250.0030.00615.57
7.1.200.0100.00315.66
7.1.70.0040.00416.81
7.1.60.0730.01033.00
7.1.50.0900.01332.93
7.1.40.0670.01332.34
7.1.30.0970.01332.51
7.1.20.0670.01032.50
7.1.10.0800.01014.57
7.1.00.0800.01714.93
7.0.200.0630.01714.70
7.0.190.0370.01314.77
7.0.180.0500.01014.17
7.0.170.0600.01314.23
7.0.160.0600.00714.03
7.0.150.0570.00714.30
7.0.140.0500.01314.43
7.0.130.0800.02014.45
7.0.120.0930.00714.30
7.0.110.0770.00714.24
7.0.100.0630.00714.46
7.0.90.0730.01314.23
7.0.80.0230.00714.30
7.0.70.0600.01314.24
7.0.60.0600.00714.16
7.0.50.0070.00714.36
7.0.40.0670.01014.47
7.0.30.0730.00714.59
7.0.20.0800.00014.36
7.0.10.0100.00714.37
7.0.00.0030.01014.50

preferences:
56.54 ms | 401 KiB | 5 Q