3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(IntlChar::foldCase("a")); var_dump(IntlChar::foldCase("A"));

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)
8.3.60.0090.00618.30
8.3.50.0140.00621.10
8.3.40.0180.00018.79
8.3.30.0120.00318.59
8.3.20.0050.00220.07
8.3.10.0080.00023.48
8.3.00.0160.00322.43
8.2.180.0170.00018.28
8.2.170.0070.00722.96
8.2.160.0100.00322.13
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0050.00326.16
8.2.120.0080.00017.38
8.2.110.0090.00021.00
8.2.100.0080.00417.79
8.2.90.0080.00018.18
8.2.80.0040.00417.97
8.2.70.0090.00017.63
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0030.00621.08
8.2.30.0070.00019.77
8.2.20.0000.00717.59
8.2.10.0070.00017.89
8.2.00.0000.00718.05
8.1.280.0060.00825.92
8.1.270.0080.00020.38
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0030.00619.09
8.1.230.0090.00320.81
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0070.00317.00
8.1.190.0080.00017.23
8.1.180.0070.00018.10
8.1.170.0000.00818.56
8.1.160.0000.00723.68
8.1.150.0030.00318.65
8.1.140.0000.00717.38
8.1.130.0000.00817.56
8.1.120.0040.00417.36
8.1.110.0000.00717.26
8.1.100.0070.00017.23
8.1.90.0050.00217.33
8.1.80.0030.00517.19
8.1.70.0030.00317.40
8.1.60.0000.00717.45
8.1.50.0000.00817.33
8.1.40.0080.00417.33
8.1.30.0040.00417.49
8.1.20.0000.00717.48
8.1.10.0050.00217.42
8.1.00.0050.00317.47
8.0.300.0050.00319.95
8.0.290.0020.00516.63
8.0.280.0000.00718.34
8.0.270.0030.00317.19
8.0.260.0060.00017.22
8.0.250.0050.00216.98
8.0.240.0040.00416.95
8.0.230.0060.00316.87
8.0.220.0040.00416.85
8.0.210.0040.00416.74
8.0.200.0030.00316.91
8.0.190.0040.00416.86
8.0.180.0000.00716.90
8.0.170.0050.00316.96
8.0.160.0050.00316.79
8.0.150.0070.00016.72
8.0.140.0000.00716.83
8.0.130.0030.00313.34
8.0.120.0080.00016.90
8.0.110.0000.00716.87
8.0.100.0040.00416.88
8.0.90.0000.00716.71
8.0.80.0080.00716.75
8.0.70.0000.00716.83
8.0.60.0040.00416.91
8.0.50.0070.00016.82
8.0.30.0120.00617.02
8.0.20.0080.01117.40
8.0.10.0040.00416.80
8.0.00.0110.00716.77
7.4.330.0020.00215.08
7.4.320.0030.00316.60
7.4.300.0030.00316.47
7.4.290.0030.00316.48
7.4.280.0050.00316.36
7.4.270.0030.00316.56
7.4.260.0070.00016.39
7.4.250.0040.00416.52
7.4.240.0030.00316.51
7.4.230.0030.00316.36
7.4.220.0060.01516.45
7.4.210.0130.00516.52
7.4.200.0050.00316.47
7.4.160.0130.00316.32
7.4.150.0140.00517.40
7.4.140.0110.01117.86
7.4.130.0120.01016.38
7.4.120.0080.01116.52
7.4.110.0140.00416.62
7.4.100.0140.00716.55
7.4.90.0080.01016.48
7.4.80.0080.01119.39
7.4.70.0040.01216.32
7.4.60.0060.01116.31
7.4.50.0000.00816.42
7.4.40.0130.00316.49
7.4.30.0090.00916.55
7.4.00.0090.00614.92
7.3.330.0050.00013.15
7.3.320.0000.00812.99
7.3.310.0040.00416.18
7.3.300.0030.00316.29
7.3.290.0030.00316.16
7.3.280.0070.01116.30
7.3.270.0080.00817.40
7.3.260.0060.01016.45
7.3.250.0130.00516.40
7.3.240.0100.00716.42
7.3.230.0080.01516.39
7.3.210.0030.01316.35
7.3.200.0030.01419.39
7.3.190.0030.01316.26
7.3.180.0100.00616.51
7.3.170.0030.01316.53
7.3.160.0040.01216.42
7.2.330.0120.00616.67
7.2.320.0120.00416.27
7.2.310.0100.00616.64
7.2.300.0040.01216.60
7.2.290.0100.01316.41
7.2.60.0060.01016.46
7.2.00.0060.01019.41
7.1.200.0000.01115.83
7.1.100.0160.00517.95
7.1.70.0000.00817.26
7.1.60.0090.01220.03
7.1.50.0070.01016.85
7.1.00.0100.07022.41
7.0.200.0630.00614.84
7.0.60.0130.04020.13
7.0.50.0030.04017.80
7.0.40.0130.03720.31
7.0.30.0530.06020.32
7.0.20.0300.07320.42
7.0.10.0130.07720.16
7.0.00.0000.05020.30
5.6.280.0000.05721.09
5.6.210.0130.08020.69
5.6.200.0100.03718.21
5.6.190.0070.08320.76
5.6.180.3400.04720.35
5.6.170.0330.07720.62
5.6.160.0070.08320.41
5.6.150.0070.06018.18
5.6.140.0000.08018.22
5.6.130.0070.03718.14
5.6.120.0100.08021.14
5.6.110.0170.06721.04
5.6.100.0000.07021.02
5.6.90.0000.05020.96
5.6.80.0100.05720.34
5.6.70.4600.03720.37
5.5.350.0270.07320.32
5.5.340.0100.07718.02
5.5.330.0070.06020.19
5.5.320.0370.07720.41
5.5.310.0300.04020.24
5.5.300.0030.06318.01
5.5.290.0100.03718.02
5.5.280.0030.05320.86
5.5.270.0070.04020.73
5.5.260.0070.08020.87
5.5.250.0170.08020.60
5.5.240.0200.06020.23
5.4.450.0870.05019.62
5.4.440.0800.05719.28
5.4.430.0770.04319.47
5.4.420.0930.04719.09
5.4.410.0930.07019.33
5.4.400.0600.07319.08
5.4.390.0800.06719.15
5.4.380.0770.05719.15
5.4.370.0400.05018.90
5.4.360.0430.05719.06
5.4.350.0800.05719.11
5.4.340.0830.05719.24
5.4.320.0800.05319.15
5.4.310.0730.05019.20
5.4.300.1130.04719.25
5.4.290.1100.06319.13
5.4.280.0970.05018.95
5.4.270.1170.05019.20
5.4.260.0900.04719.29
5.4.250.1000.06019.26
5.4.240.0770.06318.99
5.4.230.0870.04719.05
5.4.220.0830.05719.29
5.4.210.0900.04318.97
5.4.200.0930.04316.73
5.4.190.0930.04719.18
5.4.180.0770.05318.97
5.4.170.0730.06719.11
5.4.160.0700.06019.06
5.4.150.0770.05718.89
5.4.140.0830.06316.29
5.4.130.0800.04716.45
5.4.120.0500.05716.18
5.4.110.0730.05316.17
5.4.100.0870.04316.46
5.4.90.0870.05316.43
5.4.80.0800.06316.34
5.4.70.0770.05316.22
5.4.60.0330.04016.16
5.4.50.0100.05316.47
5.4.40.0130.03716.36
5.4.30.0200.03316.22
5.4.20.0230.05716.36

preferences:
48.31 ms | 401 KiB | 5 Q