3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_convert_case("ΚΑΛΗΣΠΕΡΑ ΣΑΣ", MB_CASE_TITLE, "UTF-8");

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)
8.3.60.0130.01016.38
8.3.50.0090.00919.97
8.3.40.0170.00020.40
8.3.30.0140.00018.55
8.3.20.0070.00024.18
8.3.10.0000.00824.66
8.3.00.0080.00026.16
8.2.180.0150.00025.92
8.2.170.0100.00322.96
8.2.160.0030.01022.96
8.2.150.0070.00025.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00019.83
8.2.110.0000.00922.25
8.2.100.0060.00617.78
8.2.90.0080.00019.25
8.2.80.0040.00417.97
8.2.70.0040.00417.38
8.2.60.0040.00717.80
8.2.50.0000.00818.07
8.2.40.0040.00421.11
8.2.30.0040.00418.00
8.2.20.0000.00720.29
8.2.10.0050.00517.54
8.2.00.0050.00318.20
8.1.280.0030.01725.92
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0110.00728.09
8.1.240.0030.00719.00
8.1.230.0190.00018.95
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00717.23
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0000.00918.87
8.1.160.0040.00418.93
8.1.150.0040.00418.61
8.1.140.0060.00417.48
8.1.130.0070.00318.88
8.1.120.0030.00517.41
8.1.110.0050.00317.38
8.1.100.0040.00417.42
8.1.90.0020.00617.34
8.1.80.0050.00417.36
8.1.70.0020.00617.44
8.1.60.0030.00517.47
8.1.50.0090.00017.43
8.1.40.0040.00417.52
8.1.30.0020.00817.44
8.1.20.0100.00317.54
8.1.10.0080.00417.34
8.1.00.0080.00417.35
8.0.300.0000.00920.32
8.0.290.0050.00316.75
8.0.280.0070.00018.34
8.0.270.0000.00816.79
8.0.260.0050.00317.59
8.0.250.0030.00516.86
8.0.240.0010.00616.86
8.0.230.0040.00416.75
8.0.220.0060.00316.78
8.0.210.0030.00616.77
8.0.200.0030.00616.59
8.0.190.0020.00716.64
8.0.180.0030.00516.67
8.0.170.0030.00516.82
8.0.160.0060.00316.51
8.0.150.0070.00416.71
8.0.140.0050.00616.68
8.0.130.0070.00416.66
8.0.120.0070.00416.72
8.0.110.0080.00316.67
8.0.100.0050.00616.70
8.0.90.0060.00516.71
8.0.80.0060.00516.71
8.0.70.0060.00516.71
8.0.60.0060.00516.73
8.0.50.0050.00516.72
8.0.30.0070.00416.75
8.0.20.0060.00516.82
8.0.10.0080.00216.76
7.4.330.0040.00614.94
7.4.320.0130.00116.39
7.4.300.0070.00616.42
7.4.290.0090.00416.32
7.4.280.0090.00416.41
7.4.270.0090.00416.38
7.4.260.0070.00616.36
7.4.250.0100.00316.45
7.4.240.0100.00416.46
7.4.230.0090.00416.36
7.4.220.0080.00516.39
7.4.210.0100.00516.30
7.4.200.0100.00516.24
7.4.190.0090.00616.39
7.4.180.0110.00316.30
7.4.160.0100.00416.30
7.4.150.0060.00716.30
7.4.140.0090.00416.14
7.4.130.0110.00316.18
7.4.120.0080.00516.25
7.4.110.0090.00516.22
7.4.100.0090.00416.31
7.4.90.0090.00416.22
7.4.80.0100.00316.22
7.4.70.0060.00716.26
7.4.60.0110.00316.11
7.4.50.0090.00516.24
7.4.40.0100.00416.29
7.4.30.0110.00416.29
7.4.20.0090.00516.25
7.4.10.0090.00516.35
7.4.00.0110.00316.33

preferences:
53.38 ms | 400 KiB | 5 Q