3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(mb_convert_encoding(chr(190), 'UTF-8', '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)
8.3.40.0160.00718.67
8.3.30.0110.00418.92
8.3.20.0080.00020.16
8.3.10.0040.00422.01
8.3.00.0070.00020.89
8.2.170.0030.01022.96
8.2.160.0090.00618.84
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0070.01126.16
8.2.120.0040.00419.43
8.2.110.0030.00621.97
8.2.100.0040.00719.46
8.2.90.0000.00918.92
8.2.80.0080.00017.97
8.2.70.0040.00417.24
8.2.60.0040.00417.55
8.2.50.0060.00318.07
8.2.40.0050.00318.09
8.2.30.0030.00517.94
8.2.20.0040.00417.41
8.2.10.0040.00417.61
8.2.00.0050.00317.53
8.1.270.0060.00320.14
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.91
8.1.230.0030.00719.15
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0000.00917.10
8.1.190.0040.00417.30
8.1.180.0060.00318.46
8.1.170.0060.00318.50
8.1.160.0030.00322.09
8.1.150.0000.00718.48
8.1.140.0040.00417.42
8.1.130.0060.00317.71
8.1.120.0000.00717.33
8.1.110.0070.00017.43
8.1.100.0070.00017.34
8.1.90.0030.00317.38
8.1.80.0040.00417.45
8.1.70.0040.00417.36
8.1.60.0070.00317.45
8.1.50.0060.00317.30
8.1.40.0000.00817.46
8.1.30.0040.00417.58
8.1.20.0080.00017.57
8.1.10.0080.00017.48
8.1.00.0000.00817.22
8.0.300.0000.00718.77
8.0.290.0000.00717.18
8.0.280.0020.00518.29
8.0.270.0030.00317.24
8.0.260.0030.00316.75
8.0.250.0000.00716.88
8.0.240.0020.00516.91
8.0.230.0070.00016.95
8.0.220.0000.00716.88
8.0.210.0000.00616.79
8.0.200.0020.00516.80
8.0.190.0040.00416.78
8.0.180.0000.00716.79
8.0.170.0040.00416.84
8.0.160.0040.00416.76
8.0.150.0040.00416.76
8.0.140.0040.00416.68
8.0.130.0000.00513.33
8.0.120.0040.00416.72
8.0.110.0000.00816.73
8.0.100.0040.00416.86
8.0.90.0030.00316.88
8.0.80.0030.01116.85
8.0.70.0020.00516.74
8.0.60.0000.00716.82
8.0.50.0070.00016.80
8.0.30.0130.00517.00
8.0.20.0120.00617.40
8.0.10.0050.00316.89
8.0.00.0120.01016.59
7.4.330.0020.00215.00
7.4.320.0000.00616.57
7.4.300.0000.00616.46
7.4.290.0080.00316.52
7.4.280.0060.00016.56
7.4.270.0040.00416.43
7.4.260.0000.00716.45
7.4.250.0040.00416.50
7.4.240.0020.00516.49
7.4.230.0030.00316.58
7.4.220.0040.01416.59
7.4.210.0040.01216.53
7.4.200.0070.00016.64
7.4.190.0030.00316.47
7.4.160.0070.01016.32
7.4.150.0030.01317.40
7.4.140.0100.01017.86
7.4.130.0080.00916.55
7.4.120.0140.00316.42
7.4.110.0100.00616.22
7.4.100.0110.01416.45
7.4.90.0140.00416.23
7.4.80.0140.00719.39
7.4.70.0030.01316.42
7.4.60.0070.01216.52
7.4.50.0040.00416.24
7.4.40.0000.01822.77
7.4.30.0090.00916.40
7.4.00.0030.01314.54
7.3.330.0000.00513.03
7.3.320.0060.00013.06
7.3.310.0040.00416.13
7.3.300.0000.00816.20
7.3.290.0060.00916.24
7.3.280.0080.01116.19
7.3.270.0100.01417.40
7.3.260.0090.00716.48
7.3.250.0100.00716.37
7.3.240.0070.01016.29
7.3.230.0120.00616.39
7.3.210.0160.00016.12
7.3.200.0130.00619.39
7.3.190.0070.01116.46
7.3.180.0130.00916.08
7.3.170.0060.00916.27
7.3.160.0060.00916.34
7.3.120.0090.00614.93
7.2.330.0060.01216.27
7.2.320.0140.00316.29
7.2.310.0110.00616.57
7.2.300.0120.03116.46
7.2.290.0100.01316.27
7.2.00.0030.01219.36
7.1.100.0040.00817.95
7.1.70.0000.01216.98
7.1.60.0130.01319.82
7.1.50.0090.01216.93
7.1.00.0000.06022.28
7.0.200.0060.00316.68
7.0.140.0030.07322.12
7.0.60.0100.07319.91
7.0.50.0030.07017.86
7.0.40.0070.05019.98
7.0.30.0570.07020.09
7.0.20.0230.06720.16
7.0.10.0070.05720.04
7.0.00.0000.04320.01
5.6.280.0030.07320.88
5.6.210.0070.07320.71
5.6.200.0030.04318.13
5.6.190.0070.07020.61
5.6.180.0170.04320.43
5.6.170.0270.08720.61
5.6.160.0000.04320.38
5.6.150.0100.07718.11
5.6.140.0000.04018.10
5.6.130.0030.07318.08
5.6.120.0000.05021.01
5.6.110.0100.08020.96
5.6.100.0070.03721.13
5.6.90.0070.05321.03
5.6.80.0070.08320.52
5.6.70.4530.04320.49
5.5.350.0030.08020.39
5.5.340.0030.06717.96
5.5.330.0130.03720.07
5.5.320.0330.05720.31
5.5.310.0200.06020.51
5.5.300.0070.08018.01
5.5.290.0170.07017.96
5.5.280.0070.08720.87
5.5.270.0100.07720.86
5.5.260.0070.09020.63
5.5.250.0100.07720.46
5.5.240.0070.05020.32
5.4.450.0800.06319.63
5.4.440.1070.07019.52
5.4.430.0770.05319.16
5.4.420.0770.05719.40
5.4.410.0770.05019.53
5.4.400.0370.05718.82
5.4.390.0570.05718.57
5.4.380.0300.06318.49
5.4.370.0100.05318.50
5.4.360.0130.05318.60
5.4.350.0030.06318.70
5.4.340.0170.05018.68
5.4.320.0050.03912.45
5.4.310.0050.03912.45
5.4.300.0050.03612.45
5.4.290.0060.03712.45
5.4.280.0030.03712.34
5.4.270.0070.03312.35
5.4.260.0060.03812.35
5.4.250.0100.04718.81
5.4.240.0070.05018.87
5.4.230.0030.05718.87
5.4.220.0130.04719.02
5.4.210.0070.05318.93
5.4.200.0070.05018.83
5.4.190.0030.05318.79
5.4.180.0130.04718.98
5.4.170.0200.04319.01
5.4.160.0000.05718.98
5.4.150.0130.04718.81
5.4.140.0100.05016.26
5.4.130.0100.06316.23
5.4.120.0070.05016.26
5.4.110.0000.05716.50
5.4.100.0100.04716.40
5.4.90.0100.04316.48
5.4.80.0130.04016.43
5.4.70.0130.04316.48
5.4.60.0000.05716.50
5.4.50.0200.03716.50
5.4.40.0130.04016.52
5.4.30.0170.03716.36
5.4.20.0030.05016.39
5.4.10.0070.05016.41
5.4.00.0130.04315.70
5.3.290.0090.03512.80
5.3.280.0030.05714.63
5.3.270.0170.04014.69
5.3.260.0230.03714.61
5.3.250.0100.04714.38
5.3.240.0100.04714.75
5.3.230.0070.05314.50
5.3.220.0070.05014.48
5.3.210.0030.05714.57
5.3.200.0070.05014.58
5.3.190.0030.05314.57
5.3.180.0070.04714.70
5.3.170.0170.04314.33
5.3.160.0070.05014.39
5.3.150.0170.04014.65
5.3.140.0070.06314.47
5.3.130.0100.05014.54
5.3.120.0100.04714.39
5.3.110.0070.05014.54
5.3.100.0070.04713.73
5.3.90.0030.05713.88
5.3.80.0070.04714.01
5.3.70.0100.04713.78
5.3.60.0130.04313.99
5.3.50.0070.05013.80
5.3.40.0100.04314.11
5.3.30.0070.05013.91
5.3.20.0070.04713.55
5.3.10.0100.04313.66
5.3.00.0030.05013.65
5.2.170.0070.03711.14
5.2.160.0030.04011.25
5.2.150.0070.03711.04
5.2.140.0000.04711.15
5.2.130.0070.03711.09
5.2.120.0070.03711.11
5.2.110.0070.03711.21
5.2.100.0100.05311.25
5.2.90.0030.04311.11
5.2.80.0130.03311.03
5.2.70.0130.03311.10
5.2.60.0070.03711.07
5.2.50.0130.05710.85
5.2.40.0070.03710.88
5.2.30.0170.03010.86
5.2.20.0070.03710.87
5.2.10.0070.03710.86
5.2.00.0100.03310.55
5.1.60.0100.02710.14
5.1.50.0070.03310.04
5.1.40.0100.0309.74
5.1.30.0070.03310.16
5.1.20.0100.03010.43
5.1.10.0100.0279.83
5.1.00.0070.0339.96
5.0.50.0070.0238.68
5.0.40.0000.0278.55
5.0.30.0070.0508.15
5.0.20.0070.0238.16
5.0.10.0070.0378.11
5.0.00.0030.0408.18
4.4.90.0030.0277.35
4.4.80.0030.0277.35
4.4.70.0030.0207.35
4.4.60.0070.0177.35
4.4.50.0030.0207.35
4.4.40.0030.0337.35
4.4.30.0070.0177.35
4.4.20.0000.0237.35
4.4.10.0070.0277.35
4.4.00.0000.0337.35
4.3.110.0000.0237.35
4.3.100.0000.0237.35
4.3.90.0070.0177.35
4.3.80.0030.0307.35
4.3.70.0000.0237.35
4.3.60.0000.0237.35
4.3.50.0000.0277.35
4.3.40.0070.0307.35
4.3.30.0000.0237.35
4.3.20.0000.0207.35
4.3.10.0000.0237.35
4.3.00.0130.0306.61

preferences:
43.97 ms | 400 KiB | 5 Q