3v4l.org

run code in 300+ PHP versions simultaneously
<?php $characters = ["A", "a", "Φ", "φ", "1", ord("a")]; foreach ($characters as $character) { var_dump(IntlChar::toupper($character)); } ?>

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)
8.3.40.0140.00418.85
8.3.30.0090.00918.61
8.3.20.0000.00720.41
8.3.10.0040.00423.91
8.3.00.0030.00622.64
8.2.170.0110.00322.96
8.2.160.0150.00022.33
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0060.00317.88
8.2.110.0060.00322.36
8.2.100.0090.00317.88
8.2.90.0040.00419.48
8.2.80.0080.00017.97
8.2.70.0000.00817.61
8.2.60.0030.00618.18
8.2.50.0040.00418.07
8.2.40.0000.00821.25
8.2.30.0000.00820.08
8.2.20.0000.00717.87
8.2.10.0040.00418.17
8.2.00.0040.00418.16
8.1.270.0060.00320.48
8.1.260.0050.00326.35
8.1.250.0050.00328.09
8.1.240.0060.00321.06
8.1.230.0000.01217.48
8.1.220.0030.00617.91
8.1.210.0080.00018.77
8.1.200.0060.00317.48
8.1.190.0040.00417.48
8.1.180.0080.00018.10
8.1.170.0050.00318.75
8.1.160.0040.00422.08
8.1.150.0000.00819.07
8.1.140.0040.00417.57
8.1.130.0040.00417.89
8.1.120.0000.00717.51
8.1.110.0040.00417.64
8.1.100.0000.00717.60
8.1.90.0040.00417.56
8.1.80.0000.00717.55
8.1.70.0000.00717.64
8.1.60.0040.00417.73
8.1.50.0040.00417.64
8.1.40.0000.00817.64
8.1.30.0080.00017.79
8.1.20.0000.00717.61
8.1.10.0030.00517.55
8.1.00.0050.00217.59
8.0.300.0000.00818.77
8.0.290.0080.00016.88
8.0.280.0000.00718.55
8.0.270.0030.00317.36
8.0.260.0060.00017.36
8.0.250.0040.00416.98
8.0.240.0000.00817.04
8.0.230.0000.00716.99
8.0.220.0070.00017.07
8.0.210.0040.00416.98
8.0.200.0070.00017.10
8.0.190.0070.00017.05
8.0.180.0050.00317.05
8.0.170.0080.00016.98
8.0.160.0000.00717.01
8.0.150.0050.00316.85
8.0.140.0030.00316.85
8.0.130.0070.00213.42
8.0.120.0000.00816.98
8.0.110.0040.00417.05
8.0.100.0070.00016.96
8.0.90.0040.00416.83
8.0.80.0110.01117.07
8.0.70.0040.00416.81
8.0.60.0000.00716.98
8.0.50.0040.00417.02
8.0.30.0090.00917.44
8.0.20.0090.01017.40
8.0.10.0040.00417.32
8.0.00.0080.00817.01
7.4.330.0000.00515.15
7.4.320.0000.00616.71
7.4.300.0060.00016.68
7.4.290.0070.00016.70
7.4.280.0040.00416.54
7.4.270.0070.00016.52
7.4.260.0030.00316.66
7.4.250.0070.00016.56
7.4.240.0030.00516.68
7.4.230.0030.00316.54
7.4.220.0060.01216.65
7.4.210.0090.01216.74
7.4.200.0070.00016.73
7.4.160.0090.00616.77
7.4.150.0090.00917.40
7.4.140.0100.00917.86
7.4.130.0120.00916.54
7.4.120.0080.01416.69
7.4.110.0100.00716.61
7.4.100.0160.00916.68
7.4.90.0120.00616.47
7.4.80.0150.00819.39
7.4.70.0150.00316.48
7.4.60.0070.01016.81
7.4.50.0000.00716.43
7.4.40.0130.00616.59
7.4.30.0130.01016.48
7.4.00.0080.00814.97
7.3.330.0000.00813.18
7.3.320.0050.00013.06
7.3.310.0000.00716.59
7.3.300.0070.00016.45
7.3.290.0070.00916.44
7.3.280.0070.00916.35
7.3.270.0130.00317.40
7.3.260.0030.01516.69
7.3.250.0120.00516.45
7.3.240.0110.00616.70
7.3.230.0070.01016.51
7.3.210.0050.01516.48
7.3.200.0100.01019.39
7.3.190.0030.01316.63
7.3.180.0090.00916.69
7.3.170.0120.00316.56
7.3.160.0130.00916.64
7.3.120.0070.01115.05
7.3.110.0090.00914.93
7.3.100.0040.01114.90
7.3.90.0140.00315.04
7.3.80.0030.01015.15
7.3.70.0100.00614.95
7.3.60.0070.00714.73
7.3.50.0030.01314.61
7.3.40.0110.00414.79
7.3.30.0000.01214.90
7.3.20.0030.01016.95
7.3.10.0100.00716.86
7.3.00.0080.00516.95
7.2.330.0120.00616.64
7.2.320.0170.00816.78
7.2.310.0030.01316.64
7.2.300.0080.00816.75
7.2.290.0060.01616.77
7.2.250.0030.01715.26
7.2.240.0030.01714.83
7.2.230.0060.00914.97
7.2.220.0000.01014.83
7.2.210.0060.00915.22
7.2.200.0060.00615.29
7.2.190.0040.00915.28
7.2.180.0040.01215.19
7.2.170.0060.00914.96
7.2.130.0070.00717.26
7.2.120.0000.01817.16
7.2.110.0030.00617.07
7.2.100.0040.00717.17
7.2.90.0040.00417.07
7.2.80.0040.00816.98
7.2.70.0000.01117.27
7.2.60.0090.00516.88
7.2.50.0100.00316.84
7.2.40.0080.00617.23
7.2.30.0040.00816.95
7.2.20.0030.00916.98
7.2.10.0040.00816.87
7.2.00.0050.00918.07
7.1.330.0040.00715.85
7.1.320.0060.00615.89
7.1.310.0090.00615.52
7.1.300.0030.00715.57
7.1.290.0110.00415.91
7.1.280.0060.00316.14
7.1.270.0090.00615.68
7.1.260.0090.00615.98
7.1.250.0030.00915.82
7.1.240.0000.01315.70
7.1.230.0000.01415.93
7.1.220.0030.00715.85
7.1.210.0090.00615.91
7.1.200.0030.00715.68
7.1.190.0070.00315.94
7.1.180.0090.00315.89
7.1.170.0080.00316.14
7.1.160.0100.00315.67
7.1.150.0080.00615.92
7.1.140.0060.00915.88
7.1.130.0030.00915.55
7.1.120.0030.00915.90
7.1.110.0070.00315.78
7.1.100.0100.00416.92
7.1.90.0000.01415.88
7.1.80.0080.00815.84
7.1.70.0020.00716.72
7.1.60.0070.00917.37
7.1.50.0130.01125.45
7.1.40.0000.01316.06
7.1.30.0030.00615.93
7.1.20.0000.01015.85
7.1.10.0070.00315.71
7.1.00.0020.04519.28
7.0.330.0070.00315.43
7.0.320.0040.00415.34
7.0.310.0030.00715.43
7.0.300.0100.00315.62
7.0.290.0080.00315.41
7.0.280.0070.00315.25
7.0.270.0060.00615.73
7.0.260.0050.00315.37
7.0.250.0030.01315.28
7.0.240.0080.00415.30
7.0.230.0040.00715.59
7.0.220.0000.01015.28
7.0.210.0060.00315.59
7.0.200.0040.00916.31
7.0.190.0030.00715.36
7.0.180.0000.00715.61
7.0.170.0000.01015.56
7.0.160.0040.01115.39
7.0.150.0030.00715.34
7.0.140.0030.01015.42
7.0.130.0060.00615.49
7.0.120.0000.01115.55
7.0.110.0090.00315.36
7.0.100.0040.01115.59
7.0.90.0070.00715.56
7.0.80.0000.01415.59
7.0.70.0030.00615.47
7.0.60.0090.03317.72
7.0.50.0110.03916.70
7.0.40.0080.02817.04
7.0.30.0220.03817.04
7.0.20.0260.02617.06
7.0.10.0060.04516.80
7.0.00.0050.03816.98
5.6.380.0000.01214.14
5.6.370.0000.01014.34
5.6.360.0040.01214.55
5.6.350.0000.01014.63
5.6.340.0070.00314.15
5.6.330.0080.00014.08
5.6.320.0080.00414.50
5.6.310.0080.00514.47
5.6.300.0060.00313.94
5.6.290.0070.00714.28
5.6.280.0040.01917.44
5.6.270.0090.00614.31
5.6.260.0000.01114.55
5.6.250.0030.00714.52
5.6.240.0030.00714.02
5.6.230.0080.00314.41
5.6.220.0060.01314.20
5.6.210.0100.04117.21
5.6.200.0160.03716.14
5.6.190.0100.03117.47
5.6.180.0050.02317.22
5.6.170.0170.04217.30
5.6.160.0050.04917.21
5.6.150.0050.03916.14
5.6.140.0020.02416.26
5.6.130.0130.04416.24
5.6.120.0090.02917.52
5.6.110.0130.03317.60
5.6.100.0110.03517.54
5.6.90.0090.04417.53
5.6.80.0070.03217.20
5.6.70.2270.02217.25
5.6.60.0030.01014.13
5.6.50.0040.00413.91
5.6.40.0000.01114.18
5.6.30.0060.00613.81
5.6.20.0030.00614.13
5.6.10.0030.01014.06
5.6.00.0030.00714.07
5.5.380.0000.00711.13
5.5.370.0000.00910.96
5.5.360.0070.00311.29
5.5.350.0150.03815.81
5.5.340.0080.03814.47
5.5.330.0110.01715.86
5.5.320.1750.02815.64
5.5.310.0210.01715.58
5.5.300.0140.03514.60
5.5.290.0030.04714.39
5.5.280.0140.03815.88
5.5.270.0030.02715.92
5.5.260.0050.04315.95
5.5.250.0130.03515.84
5.5.240.0080.02415.55
5.5.230.0080.00310.90
5.5.220.0000.00610.90
5.5.210.0040.00410.90
5.5.200.0060.00310.90
5.5.190.0070.00010.90
5.5.180.0050.00210.90
5.5.170.0050.00311.13
5.5.160.0000.01011.06
5.5.150.0000.00511.01
5.5.140.0040.00710.97
5.5.130.0050.00510.90
5.5.120.0030.00310.90
5.5.110.0030.00510.90
5.5.100.0000.00711.04
5.5.90.0030.01011.00
5.5.80.0040.00410.90
5.5.70.0090.00310.90
5.5.60.0070.00410.90
5.5.50.0040.00410.98
5.5.40.0080.00010.90
5.5.30.0090.00310.90
5.5.20.0000.00711.02
5.5.10.0000.00710.90
5.5.00.0040.00410.90
5.4.450.0430.03015.19
5.4.440.0480.03215.37
5.4.430.0400.03515.24
5.4.420.0450.02915.24
5.4.410.0430.03815.16
5.4.400.0440.02315.10
5.4.390.0440.03014.96
5.4.380.0460.02515.10
5.4.370.0400.03114.85
5.4.360.0500.03614.92
5.4.350.0550.03015.07
5.4.340.0470.03215.05
5.4.330.0040.00410.95
5.4.320.0420.03614.95
5.4.310.0530.02815.02
5.4.300.0550.03815.09
5.4.290.0560.02215.04
5.4.280.0370.03315.08
5.4.270.0330.03414.94
5.4.260.0320.03114.85
5.4.250.0440.02415.15
5.4.240.0400.03515.08
5.4.230.0390.02514.94
5.4.220.0450.02914.85
5.4.210.0400.02615.09
5.4.200.0380.02513.82
5.4.190.0520.02514.92
5.4.180.0430.03314.97
5.4.170.0450.03714.86
5.4.160.0520.02515.01
5.4.150.0570.02314.87
5.4.140.0450.03013.69
5.4.130.0440.02513.62
5.4.120.0380.02713.59
5.4.110.0330.03213.57
5.4.100.0380.02513.66
5.4.90.0450.02013.56
5.4.80.0410.02313.66
5.4.70.0470.03313.73
5.4.60.0150.02813.60
5.4.50.0000.02913.67
5.4.40.0150.02113.53
5.4.30.0080.02213.61
5.4.20.0180.03513.63
5.4.10.0060.00610.90
5.4.00.0000.00810.90

preferences:
50 ms | 400 KiB | 5 Q