3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tests = [ 'no123', // true '123no', // true '123456', // false 'letters', // true ]; foreach ($tests as $test) { echo "$test evaluates as " , (ctype_alnum($test) && !ctype_digit($test) ? 'true' : 'false') , "\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)
8.5.10.0100.00816.68
8.5.00.0130.01019.79
8.4.150.0020.00014.05
8.4.140.0130.00817.35
8.4.130.0050.00417.82
8.4.120.0110.00820.67
8.4.110.0120.00822.33
8.4.100.0060.00317.66
8.4.90.0060.00321.99
8.4.80.0060.00217.68
8.4.70.0070.00917.89
8.4.60.0090.01218.67
8.4.50.0120.00722.22
8.4.40.0160.00317.31
8.4.30.0070.01020.45
8.4.20.0150.00420.72
8.4.10.0130.00317.57
8.3.280.0100.01218.44
8.3.270.0080.01116.58
8.3.260.0140.00716.39
8.3.250.0120.00618.93
8.3.240.0090.01016.70
8.3.230.0100.01016.55
8.3.220.0090.00417.11
8.3.210.0090.01118.50
8.3.200.0050.00416.75
8.3.190.0060.00918.98
8.3.180.0080.00216.75
8.3.170.0030.01017.32
8.3.160.0070.01116.45
8.3.150.0070.01118.88
8.3.140.0070.00716.64
8.3.130.0090.00018.42
8.3.120.0060.00320.84
8.3.110.0040.00420.94
8.3.100.0060.00324.06
8.3.90.0080.00026.77
8.3.80.0030.00619.36
8.3.70.0110.01116.50
8.3.60.0090.00916.50
8.3.50.0030.00816.99
8.3.40.0070.01118.56
8.3.30.0000.01518.62
8.3.20.0040.00420.77
8.3.10.0070.00023.70
8.3.00.0000.00720.88
8.2.290.0110.00822.11
8.2.280.0110.00718.10
8.2.270.0100.01018.39
8.2.260.0040.01117.09
8.2.250.0080.00018.62
8.2.240.0030.00718.95
8.2.230.0080.00022.58
8.2.220.0090.00637.54
8.2.210.0060.00326.77
8.2.200.0000.00918.88
8.2.190.0140.00016.58
8.2.180.0060.00918.29
8.2.170.0180.00018.69
8.2.160.0100.00322.96
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0000.00819.66
8.2.110.0050.00321.01
8.2.100.0080.00317.91
8.2.90.0060.00317.78
8.2.80.0030.00517.97
8.2.70.0060.00317.90
8.2.60.0050.00218.22
8.2.50.0080.00018.10
8.2.40.0040.00419.53
8.2.30.0040.00419.17
8.2.20.0000.00718.05
8.2.10.0000.00719.11
8.2.00.0030.00318.11
8.1.330.0100.00921.84
8.1.320.0120.00816.15
8.1.310.0090.00616.57
8.1.300.0060.00320.20
8.1.290.0060.00330.84
8.1.280.0110.00425.92
8.1.270.0000.00724.66
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00321.26
8.1.230.0070.00421.10
8.1.220.0000.00817.74
8.1.210.0060.00318.79
8.1.200.0040.00417.23
8.1.190.0030.00717.10
8.1.180.0040.00418.10
8.1.170.0060.00318.65
8.1.160.0000.00718.88
8.1.150.0030.00518.80
8.1.140.0000.00718.89
8.1.130.0000.00720.13
8.1.120.0000.00717.43
8.1.110.0000.00817.32
8.1.100.0000.00817.47
8.1.90.0040.00417.50
8.1.80.0030.00517.33
8.1.70.0040.00417.44
8.1.60.0000.01017.58
8.1.50.0030.00617.44
8.1.40.0000.00817.51
8.1.30.0040.00417.58
8.1.20.0080.00317.52
8.1.10.0000.00817.50
8.1.00.0050.00317.46
8.0.300.0040.00420.04
8.0.290.0030.00516.63
8.0.280.0000.00818.31
8.0.270.0040.00417.30
8.0.260.0060.00018.35
8.0.250.0070.00016.84
8.0.240.0000.00816.93
8.0.230.0000.01016.78
8.0.220.0000.00716.91
8.0.210.0060.00016.89
8.0.200.0080.00016.79
8.0.190.0030.00616.95
8.0.180.0050.00316.89
8.0.170.0090.00016.90
8.0.160.0040.00416.88
8.0.150.0000.00716.70
8.0.140.0000.00816.86
8.0.130.0050.00013.30
8.0.120.0000.00716.82
8.0.110.0040.00416.87
8.0.100.0040.00417.00
8.0.90.0000.00816.93
8.0.80.0030.01216.88
8.0.70.0040.00416.94
8.0.60.0050.00216.75
8.0.50.0030.00516.86
8.0.30.0090.00917.14
8.0.20.0000.01817.17
8.0.10.0000.00817.03
8.0.00.0110.00816.83
7.4.330.0050.00016.67
7.4.320.0030.00316.50
7.4.300.0000.00616.41
7.4.290.0030.00316.41
7.4.280.0000.00716.58
7.4.270.0070.00016.57
7.4.260.0040.00416.57
7.4.250.0000.00816.48
7.4.240.0030.00316.49
7.4.230.0030.00316.34
7.4.220.0040.00416.57
7.4.210.0070.00816.65
7.4.200.0070.00016.54
7.4.160.0130.00616.35
7.4.140.0100.00717.86
7.4.130.0130.01016.53
7.4.120.0060.01216.42
7.4.110.0070.01016.43
7.4.100.0060.01716.39
7.4.90.0110.00516.63
7.4.80.0060.01119.39
7.4.70.0030.01316.37
7.4.60.0090.00916.39
7.4.50.0040.01116.19
7.4.40.0030.01916.45
7.4.00.0100.00714.87
7.3.330.0000.00513.01
7.3.320.0050.00213.04
7.3.310.0040.00416.36
7.3.300.0000.00716.29
7.3.290.0000.00716.25
7.3.280.0120.00916.24
7.3.260.0090.01016.38
7.3.240.0080.00916.27
7.3.230.0120.00616.29
7.3.210.0120.00616.35
7.3.200.0090.01316.53
7.3.190.0110.01116.40
7.3.180.0130.00316.47
7.3.170.0140.01116.45
7.3.160.0070.01116.42
7.3.40.0060.00614.83
7.3.30.0050.00514.60
7.3.20.0120.00816.69
7.3.10.0080.00316.66
7.3.00.0100.00016.38
7.2.330.0100.00716.72
7.2.320.0170.00716.53
7.2.310.0030.01316.63
7.2.300.0060.01016.66
7.2.290.0140.00916.69
7.2.170.0060.01614.71
7.2.160.0030.00715.15
7.2.150.0110.00416.92
7.2.140.0150.00616.76
7.2.130.0070.00316.93
7.2.120.0110.00016.57
7.2.110.0030.00716.92
7.2.100.0090.01316.77
7.2.90.0060.00716.86
7.2.80.0100.00316.84
7.2.70.0000.01116.83
7.2.60.0120.00017.03
7.2.50.0160.00616.80
7.2.40.0150.00616.87
7.2.30.0120.00416.84
7.2.20.0120.01117.03
7.2.10.0120.00016.61
7.2.00.0080.00316.94
7.1.280.0120.00015.54
7.1.270.0130.01015.79
7.1.260.0030.00915.77
7.1.250.0090.00015.80

preferences:
37.62 ms | 403 KiB | 5 Q