3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_strtoupper('maréà','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)
8.3.60.0140.00718.14
8.3.50.0100.01322.00
8.3.40.0070.00718.39
8.3.30.0130.00719.02
8.3.20.0000.00820.07
8.3.10.0000.00823.57
8.3.00.0060.00319.25
8.2.180.0060.01216.32
8.2.170.0140.00022.96
8.2.160.0100.00319.21
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0070.00022.08
8.2.110.0030.00622.14
8.2.100.0040.00817.63
8.2.90.0060.00319.03
8.2.80.0000.00917.97
8.2.70.0000.01017.50
8.2.60.0080.00017.93
8.2.50.0000.00818.07
8.2.40.0020.00518.22
8.2.30.0040.00418.04
8.2.20.0070.00017.59
8.2.10.0000.00717.93
8.2.00.0040.00417.55
8.1.280.0070.00725.92
8.1.270.0040.00423.82
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0060.00323.88
8.1.230.0040.00719.07
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0000.00917.23
8.1.190.0040.00417.10
8.1.180.0070.00018.10
8.1.170.0060.00318.59
8.1.160.0030.00322.00
8.1.150.0040.00418.95
8.1.140.0000.00817.43
8.1.130.0000.00717.86
8.1.120.0000.00717.29
8.1.110.0040.00417.27
8.1.100.0000.00717.43
8.1.90.0000.00717.34
8.1.80.0030.00517.33
8.1.70.0000.00717.36
8.1.60.0080.00017.47
8.1.50.0040.00417.40
8.1.40.0000.00817.42
8.1.30.0030.00617.45
8.1.20.0000.00717.49
8.1.10.0000.00817.39
8.1.00.0040.00417.46
8.0.300.0050.00318.77
8.0.290.0070.00016.75
8.0.280.0030.00318.42
8.0.270.0030.00317.23
8.0.260.0060.00018.36
8.0.250.0070.00016.99
8.0.240.0040.00416.86
8.0.230.0030.00316.83
8.0.220.0030.00316.74
8.0.210.0000.00716.79
8.0.200.0040.00416.81
8.0.190.0040.00416.80
8.0.180.0040.00416.86
8.0.170.0040.00416.84
8.0.160.0040.00416.70
8.0.150.0030.00316.78
8.0.140.0000.00816.70
8.0.130.0000.00513.25
8.0.120.0040.00416.78
8.0.110.0050.00316.81
8.0.100.0040.00416.71
8.0.90.0070.00016.69
8.0.80.0090.00616.88
8.0.70.0030.00516.88
8.0.60.0000.00716.87
8.0.50.0000.00716.72
8.0.30.0160.00617.00
8.0.20.0160.00317.40
8.0.10.0030.00316.87
8.0.00.0100.01016.67
7.4.330.0060.00015.02
7.4.320.0030.00316.52
7.4.300.0000.00616.52
7.4.290.0030.00316.41
7.4.280.0030.00616.46
7.4.270.0060.00016.33
7.4.260.0000.00716.53
7.4.250.0000.00716.29
7.4.240.0020.00516.48
7.4.230.0000.00616.46
7.4.220.0070.01116.47
7.4.210.0060.00916.62
7.4.200.0050.00216.54
7.4.160.0110.00516.44
7.4.150.0100.00717.40
7.4.140.0090.01017.86
7.4.130.0110.00816.38
7.4.120.0060.01116.49
7.4.110.0060.01516.43
7.4.100.0060.01016.33
7.4.90.0130.00316.23
7.4.80.0100.00619.39
7.4.70.0160.00916.54
7.4.60.0120.00316.41
7.4.50.0030.00316.58
7.4.40.0070.01016.44
7.4.30.0110.00716.40
7.4.00.0060.01015.07
7.3.330.0030.00313.12
7.3.320.0030.00313.18
7.3.310.0040.00416.29
7.3.300.0060.00016.23
7.3.290.0070.00816.28
7.3.280.0110.00816.27
7.3.270.0120.00917.40
7.3.260.0090.00616.13
7.3.250.0050.01216.31
7.3.240.0070.01116.45
7.3.230.0130.00316.39
7.3.210.0090.00616.31
7.3.200.0130.00319.39
7.3.190.0060.01216.14
7.3.180.0090.00916.28
7.3.170.0030.01216.54
7.3.160.0070.01016.34
7.3.10.0100.00316.48
7.3.00.0060.00616.58
7.2.330.0060.01216.59
7.2.320.0090.00916.42
7.2.310.0110.00716.35
7.2.300.0130.00316.56
7.2.290.0040.01416.24
7.2.130.0060.01216.70
7.2.120.0100.00316.95
7.2.110.0000.01316.68
7.2.100.0040.01416.65
7.2.90.0030.00916.94
7.2.80.0070.01017.02
7.2.70.0090.00617.09
7.2.60.0050.01116.54
7.2.50.0030.01016.89
7.2.40.0000.01016.67
7.2.30.0000.01316.58
7.2.20.0100.00716.55
7.2.10.0060.00916.40
7.2.00.0050.01118.03
7.1.250.0100.00315.74
7.1.200.0060.00615.80
7.1.100.0070.00717.81
7.1.70.0070.00016.80
7.1.60.0120.00919.32
7.1.50.0170.01734.70
7.1.00.0070.07322.48
7.0.200.0040.00416.70
7.0.140.0030.07022.09
7.0.60.0100.07720.00
7.0.50.0130.07017.89
7.0.40.0200.03320.27
7.0.30.0330.07720.18
7.0.20.0230.04720.33
7.0.10.0130.08020.04
7.0.00.0100.04020.13
5.6.280.0030.07321.14
5.6.210.0230.07320.54
5.6.200.0000.04318.11
5.6.190.0070.05720.41
5.6.180.0130.04720.64
5.6.170.0370.07320.52
5.6.160.0130.05320.48
5.6.150.0100.07718.17
5.6.140.0070.03718.11
5.6.130.0030.06718.07
5.6.120.0030.07321.08
5.6.110.0030.07321.11
5.6.100.0000.04320.99
5.6.90.0100.06020.96
5.6.80.0030.06020.38
5.6.70.4570.03720.42
5.5.350.0200.03320.45
5.5.340.0000.04317.93
5.5.330.0070.06320.07
5.5.320.0330.07320.34
5.5.310.0230.08020.50
5.5.300.0130.07318.02
5.5.290.0070.05017.97
5.5.280.0070.07020.86
5.5.270.0100.08320.80
5.5.260.0070.08720.83
5.5.250.0070.08320.44
5.5.240.0200.06320.18
5.4.450.0330.06319.41
5.4.440.0170.04719.56
5.4.430.0300.05019.55
5.4.420.0330.04019.42
5.4.410.0270.06719.43
5.4.400.0270.05019.09
5.4.390.0270.04019.04
5.4.380.0270.04019.09
5.4.370.0400.06319.13
5.4.360.0230.04018.93
5.4.350.0330.05319.08
5.4.340.0300.07019.13
5.4.320.0230.04719.06
5.4.310.0330.04318.94
5.4.300.0230.03719.08
5.4.290.0430.05718.76
5.4.280.0300.06319.13
5.4.270.0330.06319.24
5.4.260.0300.03318.80
5.4.250.0300.05719.05
5.4.240.0330.06719.08
5.4.230.0270.05019.24
5.4.220.0270.04719.08
5.4.210.0270.03719.10
5.4.200.0270.03319.23
5.4.190.0330.07319.07
5.4.180.0200.04318.77
5.4.170.0400.03319.07
5.4.160.0270.03719.04
5.4.150.0370.06318.91
5.4.140.0230.03016.18
5.4.130.0200.03716.22
5.4.120.0130.05016.18
5.4.110.0200.03316.49
5.4.100.0170.03716.30
5.4.90.0170.03716.21
5.4.80.0170.03716.43
5.4.70.0170.03716.39
5.4.60.0230.03016.47
5.4.50.0200.03316.17
5.4.40.0170.03716.45
5.4.30.0130.04016.48
5.4.20.0270.02716.33
5.4.10.0130.04016.36
5.4.00.0200.03315.73
5.3.290.0330.07314.61
5.3.280.0300.03314.46
5.3.270.0370.06014.45
5.3.260.0270.04014.44
5.3.250.0230.04014.46
5.3.240.0170.04014.57
5.3.230.0170.03714.68
5.3.220.0170.03714.39
5.3.210.0230.04714.65
5.3.200.0170.03714.40
5.3.190.0200.03714.41
5.3.180.0200.04714.52
5.3.170.0200.04014.41
5.3.160.0170.04314.53
5.3.150.0170.03714.43
5.3.140.0170.04014.42
5.3.130.0170.03714.49
5.3.120.0230.03014.50
5.3.110.0200.03714.39
5.3.100.0200.03313.84
5.3.90.0170.05013.85
5.3.80.0170.04314.04
5.3.70.0230.03013.92
5.3.60.0230.03013.90
5.3.50.0270.02713.89
5.3.40.0200.04313.87
5.3.30.0200.03313.68
5.3.20.0170.03313.78
5.3.10.0130.03713.74
5.3.00.0130.04013.51
5.2.170.0170.03011.16
5.2.160.0270.02710.98
5.2.150.0130.03011.16
5.2.140.0130.03310.97
5.2.130.0230.02011.01
5.2.120.0170.03311.19
5.2.110.0170.02711.11
5.2.100.0170.02310.96
5.2.90.0170.03310.98
5.2.80.0200.03011.18
5.2.70.0130.03010.92
5.2.60.0200.03011.09
5.2.50.0230.05710.90
5.2.40.0170.05311.01
5.2.30.0170.05010.97
5.2.20.0170.05710.96
5.2.10.0230.05310.92
5.2.00.0170.04710.62
5.1.60.0230.03710.07
5.1.50.0200.0509.91
5.1.40.0130.0339.90
5.1.30.0200.02310.27
5.1.20.0230.05310.45
5.1.10.0130.04310.03
5.1.00.0130.02710.22
5.0.50.0170.0339.68
5.0.40.0100.0439.68
5.0.30.0030.0439.68
5.0.20.0100.0239.68
5.0.10.0130.0239.68
5.0.00.0070.0339.68
4.4.90.0030.0179.68
4.4.80.0070.0179.68
4.4.70.0100.0239.68
4.4.60.0100.0209.68
4.4.50.0130.0339.68
4.4.40.0100.0379.68
4.4.30.0100.0309.68
4.4.20.0130.0339.68
4.4.10.0130.0309.68
4.4.00.0170.0439.68
4.3.110.0130.0239.68
4.3.100.0100.0339.68
4.3.90.0070.0239.68
4.3.80.0100.0409.68
4.3.70.0070.0209.68
4.3.60.0100.0339.68
4.3.50.0130.0239.68
4.3.40.0100.0339.68
4.3.30.0170.0279.68
4.3.20.0070.0279.68
4.3.10.0100.0339.68
4.3.00.0070.0309.68

preferences:
41.35 ms | 401 KiB | 5 Q