3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = 'å'; var_dump(bin2hex(Normalizer::normalize($s, Normalizer::FORM_C)), bin2hex(Normalizer::normalize($s, Normalizer::FORM_D)));

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)
8.3.40.0110.00418.85
8.3.30.0110.00418.70
8.3.20.0120.00620.46
8.3.10.0000.00822.04
8.3.00.0000.00821.07
8.2.170.0130.00322.96
8.2.160.0060.00922.33
8.2.150.0110.00424.18
8.2.140.0050.00224.66
8.2.130.0040.00422.41
8.2.120.0080.00026.35
8.2.110.0090.00020.77
8.2.100.0080.00417.84
8.2.90.0060.00317.88
8.2.80.0000.01218.73
8.2.70.0050.00317.38
8.2.60.0000.00817.75
8.2.50.0060.00317.63
8.2.40.0040.00422.39
8.2.30.0090.00021.14
8.2.20.0080.00018.18
8.2.10.0000.00718.04
8.2.00.0000.00718.11
8.1.270.0080.00022.14
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0110.00022.22
8.1.230.0110.00020.91
8.1.220.0100.00018.64
8.1.210.0080.00018.77
8.1.200.0040.00417.48
8.1.190.0030.00617.36
8.1.180.0000.00722.16
8.1.170.0030.00518.77
8.1.160.0040.00419.12
8.1.150.0080.00020.71
8.1.140.0000.00819.75
8.1.130.0000.00819.00
8.1.120.0000.00817.50
8.1.110.0000.00817.43
8.1.100.0040.00417.52
8.1.90.0040.00417.50
8.1.80.0030.00317.52
8.1.70.0000.00717.53
8.1.60.0040.00417.67
8.1.50.0080.00017.57
8.1.40.0000.00717.45
8.1.30.0040.00417.70
8.1.20.0050.00317.83
8.1.10.0000.00717.55
8.1.00.0000.00717.49
8.0.300.0050.00218.77
8.0.290.0030.00616.88
8.0.280.0000.00718.57
8.0.270.0030.00317.37
8.0.260.0000.00816.95
8.0.250.0030.00316.96
8.0.240.0000.00816.94
8.0.230.0000.00716.90
8.0.220.0080.00017.05
8.0.210.0040.00416.84
8.0.200.0060.00017.05
8.0.190.0050.00317.10
8.0.180.0000.00816.96
8.0.170.0030.00517.16
8.0.160.0030.00617.04
8.0.150.0000.00716.97
8.0.140.0060.00316.96
8.0.130.0040.00413.30
8.0.120.0030.00516.90
8.0.110.0040.00416.97
8.0.100.0000.00717.01
8.0.90.0040.00417.03
8.0.80.0080.01417.00
8.0.70.0030.00516.97
8.0.60.0030.00516.92
8.0.50.0060.00316.87
8.0.30.0110.00817.15
8.0.20.0100.00917.41
8.0.10.0040.00417.17
8.0.00.0130.00316.95
7.4.330.0000.00515.55
7.4.320.0030.00316.76
7.4.300.0030.00316.57
7.4.290.0040.00416.63
7.4.280.0000.00816.67
7.4.270.0000.00816.72
7.4.260.0020.00516.68
7.4.250.0030.00316.63
7.4.240.0000.00816.75
7.4.230.0000.00716.50
7.4.220.0070.01316.68
7.4.210.0000.01416.79
7.4.200.0000.00716.46
7.4.160.0100.00616.65
7.4.150.0080.00817.40
7.4.140.0100.01117.86
7.4.130.0150.01016.79
7.4.120.0100.01016.66
7.4.110.0150.00316.59
7.4.100.0060.01316.84
7.4.90.0110.00716.47
7.4.80.0070.01019.39
7.4.70.0000.01816.70
7.4.60.0130.00316.66
7.4.50.0070.00716.80
7.4.40.0090.00616.55
7.4.30.0120.00616.70
7.4.00.0030.01214.74
7.3.330.0060.00013.18
7.3.320.0000.00513.13
7.3.310.0000.00716.32
7.3.300.0020.00516.32
7.3.290.0070.00716.33
7.3.280.0080.00816.32
7.3.270.0160.00317.40
7.3.260.0110.00516.48
7.3.250.0130.00816.40
7.3.240.0080.01016.38
7.3.230.0080.00816.35
7.3.210.0100.00716.32
7.3.200.0120.01216.46
7.3.190.0030.01216.39
7.3.180.0080.00816.32
7.3.170.0090.00916.42
7.3.160.0120.00916.45
7.2.330.0100.01016.61
7.2.320.0100.00716.71
7.2.310.0030.01416.30
7.2.300.0110.00516.70
7.2.290.0070.01016.49
7.2.60.0040.01116.90
7.2.00.0090.00919.63
7.1.200.0080.00315.93
7.1.100.0030.01318.26
7.1.70.0070.00317.06
7.1.60.0630.01333.52
7.1.50.0600.01733.43
7.1.40.0800.01733.01
7.1.30.1070.01033.05
7.1.20.0730.01033.17
7.1.10.0070.00315.05
7.1.00.0000.01015.36
7.0.200.0570.01015.00
7.0.190.0500.01015.10
7.0.180.0570.01014.83
7.0.170.0630.00714.65
7.0.160.0030.00714.69
7.0.150.0900.00714.55
7.0.140.0530.00715.02
7.0.130.0030.00714.93
7.0.120.0070.00714.79
7.0.110.0500.01314.93
7.0.100.0500.01014.72
7.0.90.0500.01014.66
7.0.80.0470.01314.95
7.0.70.0430.01014.70
7.0.60.0530.00714.45
7.0.50.0430.01014.92
7.0.40.0470.01014.94
7.0.30.0500.00314.86
7.0.20.0500.01014.88
7.0.10.0400.00714.73
7.0.00.0470.00714.97

preferences:
38.68 ms | 400 KiB | 5 Q