3v4l.org

run code in 300+ PHP versions simultaneously
<?php function conv($str): string { $res = ''; $res .= ' SJIS: ' . mb_convert_encoding($str, 'SJIS', 'UTF-8') . "\n"; $res .= 'SJIS-win: ' . mb_convert_encoding($str, 'SJIS-win', 'UTF-8') . "\n"; return $res; } $res = ''; $res = conv('あ'); $res .= conv('~'); $res .= conv('\\'); echo $res;

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)
8.3.70.0140.00316.58
8.3.60.0070.01418.31
8.3.50.0140.00720.35
8.3.40.0090.00618.92
8.3.30.0000.01519.18
8.3.20.0000.00724.18
8.3.10.0070.00024.66
8.3.00.0040.00426.16
8.2.190.0100.01017.00
8.2.180.0150.00625.92
8.2.170.0110.00322.96
8.2.160.0110.00422.96
8.2.150.0040.00425.66
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00421.31
8.2.110.0060.00319.20
8.2.100.0030.00917.97
8.2.90.0040.00418.47
8.2.80.0000.00819.48
8.2.70.0030.00618.29
8.2.60.0060.00718.00
8.2.50.0070.00617.80
8.2.40.0120.00019.14
8.2.30.0040.00818.12
8.2.20.0060.00619.16
8.2.10.0040.00718.08
8.2.00.0080.00418.78
8.1.280.0110.00425.92
8.1.270.0000.00723.99
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0040.00722.30
8.1.230.0110.00021.00
8.1.220.0040.00417.91
8.1.210.0050.00520.08
8.1.200.0040.00417.48
8.1.190.0110.00117.42
8.1.180.0100.00317.67
8.1.170.0080.00418.05
8.1.160.0100.00318.10
8.1.150.0050.00718.14
8.1.140.0050.00717.62
8.1.130.0070.00518.14
8.1.120.0050.00717.43
8.1.110.0080.00417.42
8.1.100.0080.00417.64
8.1.90.0090.00517.37
8.1.80.0080.00517.65
8.1.70.0080.00317.52
8.1.60.0050.00717.73
8.1.50.0150.00417.71
8.1.40.0190.00417.60
8.1.30.0170.00617.76
8.1.20.0140.00517.66
8.1.10.0130.00917.75
8.1.00.0140.00917.54
8.0.300.0070.00020.26
8.0.290.0000.00716.75
8.0.280.0060.00617.55
8.0.270.0100.00216.91
8.0.260.0100.00217.63
8.0.250.0080.00316.82
8.0.240.0120.00016.92
8.0.230.0040.00816.88
8.0.220.0100.00216.78
8.0.210.0080.00316.84
8.0.200.0090.00316.75
8.0.190.0040.00816.99
8.0.180.0110.00516.79
8.0.170.0180.00216.83
8.0.160.0140.00516.83
8.0.150.0100.00916.88
8.0.140.0150.00416.73
8.0.130.0120.00616.77
8.0.120.0130.00616.67
8.0.110.0120.00616.80
8.0.100.0150.00416.80
8.0.90.0100.01016.78
8.0.80.0160.00416.80
8.0.70.0160.00416.78
8.0.60.0140.00516.71
8.0.50.0130.00616.70
8.0.30.0190.00016.71
8.0.20.0160.00216.92
8.0.10.0090.01116.96
8.0.00.0110.00616.75
7.4.330.0060.00416.03
7.4.320.0080.00316.61
7.4.300.0020.01016.61
7.4.290.0080.00316.62
7.4.280.0160.00516.57
7.4.270.0170.00316.63
7.4.260.0160.00316.62
7.4.250.0140.00616.51
7.4.240.0170.00316.55
7.4.230.0100.00616.57
7.4.220.0110.00616.57
7.4.210.0120.00416.57
7.4.200.0090.00616.58
7.4.190.0150.00116.61
7.4.180.0060.01316.61
7.4.160.0160.00316.57
7.4.150.0170.00216.52
7.4.140.0090.00916.54
7.4.130.0150.00216.48
7.4.120.0160.00216.51
7.4.110.0110.00616.54
7.4.100.0160.00116.52
7.4.90.0130.00416.55
7.4.80.0090.00916.54
7.4.70.0100.00716.58
7.4.60.0170.00116.50
7.4.50.0120.00516.46
7.4.40.0140.00416.54
7.4.30.0110.00716.53
7.4.20.0140.00216.56
7.4.10.0100.00716.47
7.4.00.0110.00416.57
7.3.330.0050.01116.52
7.3.320.0170.00016.52
7.3.310.0070.00816.52
7.3.300.0090.00616.52
7.3.290.0150.00216.52
7.3.280.0130.00316.52
7.3.270.0180.00016.52
7.3.260.0160.00016.52
7.3.250.0120.00416.52
7.3.240.0120.00416.52
7.3.230.0150.00016.52
7.3.220.0140.00316.52
7.3.210.0150.00016.52
7.3.200.0120.00416.52
7.3.190.0150.00016.52
7.3.180.0120.00416.52
7.3.170.0080.00816.52
7.3.160.0110.00416.52
7.3.150.0120.00316.52
7.3.140.0100.00516.52
7.3.130.0080.00816.52
7.3.120.0070.00716.52
7.3.110.0090.00616.52
7.3.100.0070.00716.52
7.3.90.0130.00216.52
7.3.80.0000.01516.52
7.3.70.0110.00416.52
7.3.60.0090.00616.52
7.3.50.0120.00316.52
7.3.40.0090.00616.52
7.3.30.0000.01616.52
7.3.20.0110.00416.52
7.3.10.0050.01016.52
7.3.00.0090.00716.52
7.2.340.0050.01116.52
7.2.330.0120.00416.52
7.2.320.0110.00416.52
7.2.310.0070.00716.52
7.2.300.0120.00416.52
7.2.290.0150.00016.52
7.2.280.0110.00616.52
7.2.270.0130.00316.52
7.2.260.0130.00316.52
7.2.250.0120.00316.52
7.2.240.0070.00716.52
7.2.230.0060.00916.52
7.2.220.0160.00016.52
7.2.210.0110.00316.52
7.2.200.0160.00016.52
7.2.190.0160.00016.52
7.2.180.0150.00016.52
7.2.170.0070.00916.52
7.2.160.0050.01016.52
7.2.150.0140.00316.52
7.2.140.0170.00016.52
7.2.130.0130.00316.88
7.2.120.0100.00716.73
7.2.110.0120.00616.52
7.2.100.0130.00316.52
7.2.90.0110.00516.52
7.2.80.0180.00016.52
7.2.70.0080.00816.63
7.2.60.0120.00516.63
7.2.50.0080.00816.52
7.2.40.0120.00316.52
7.2.30.0100.00816.61
7.2.20.0080.00816.88
7.2.10.0130.00416.61
7.2.00.0110.00516.61
7.1.330.0130.00316.52
7.1.320.0440.00416.52
7.1.310.0080.00816.52
7.1.300.0210.00016.52
7.1.290.0100.00516.52
7.1.280.0110.00616.52
7.1.270.0150.00016.52
7.1.260.0110.00416.52
7.1.250.0130.00316.52
7.1.240.0070.00716.52
7.1.230.0000.01416.52
7.1.220.0110.00416.52
7.1.210.0150.00016.52
7.1.200.0120.00216.52
7.1.190.0080.00616.52
7.1.180.0160.00016.52
7.1.170.0050.01016.52
7.1.160.0120.00216.52
7.1.150.0070.00716.52
7.1.140.0080.00616.52
7.1.130.0120.00216.52
7.1.120.0110.00416.52
7.1.110.0000.01416.52
7.1.100.0340.00316.52
7.1.90.0060.00916.52
7.1.80.0150.00016.52
7.1.70.0120.00316.52
7.1.60.0160.00016.52
7.1.50.0090.00616.52
7.1.40.0130.00016.52
7.1.30.0100.00316.52
7.1.20.0120.00316.52
7.1.10.0070.00716.52
7.1.00.0130.00216.52
7.0.330.0140.00016.52
7.0.320.0070.00716.52
7.0.310.0100.00516.52
7.0.300.0110.00616.52
7.0.290.0090.00616.52
7.0.280.0100.00516.52
7.0.270.0140.00016.52
7.0.260.0120.00416.52
7.0.250.0130.00216.52
7.0.240.0040.01116.52
7.0.230.0160.00016.52
7.0.220.0210.00616.52
7.0.210.0120.00216.52
7.0.200.0060.00916.52
7.0.190.0090.00616.52
7.0.180.0080.00616.52
7.0.170.0140.00016.52
7.0.160.0100.00516.52
7.0.150.0160.00016.52
7.0.140.0080.00816.52
7.0.130.0110.00316.52
7.0.120.0050.01016.52
7.0.110.0100.00516.52
7.0.100.0140.00016.52
7.0.90.0070.00716.52
7.0.80.0100.00516.52
7.0.70.0100.00516.52
7.0.60.0040.01216.52
7.0.50.0090.00516.52
7.0.40.0170.00016.52
7.0.30.0120.00416.52
7.0.20.0070.00716.52
7.0.10.0140.00016.52
7.0.00.0320.00416.52
5.6.400.0070.00716.52
5.6.390.0070.00716.52
5.6.380.0120.00216.52
5.6.370.0060.00616.52
5.6.360.0070.00716.52
5.6.350.0130.00016.52
5.6.340.0140.00016.52
5.6.330.0070.00716.52
5.6.320.0070.00716.52
5.6.310.0140.00016.52
5.6.300.0140.00016.52
5.6.290.0090.00416.52
5.6.280.0030.01016.52
5.6.270.0060.00616.52
5.6.260.0110.00416.52
5.6.250.0040.00816.52
5.6.240.0090.00516.52
5.6.230.0110.00216.52
5.6.220.0160.00016.52
5.6.210.0130.00316.52
5.6.200.0120.00316.52
5.6.190.0070.00716.52
5.6.180.0100.00316.52
5.6.170.0130.00016.52
5.6.160.0100.00316.52
5.6.150.0080.00516.52
5.6.140.0080.00416.52
5.6.130.0130.00016.52
5.6.120.0090.00416.52
5.6.110.0110.00216.52
5.6.100.0090.00416.52
5.6.90.0100.00316.52
5.6.80.0040.00916.52
5.6.70.0090.00316.52
5.6.60.0060.00616.52
5.6.50.0120.00016.52
5.6.40.0130.00016.52
5.6.30.0110.00416.52
5.6.20.0080.00516.52
5.6.10.0000.01316.52
5.6.00.0130.00016.52
5.5.380.0030.00916.52
5.5.370.0080.00416.52
5.5.360.0120.00216.52
5.5.350.0080.00516.52
5.5.340.0070.00716.52
5.5.330.0130.00016.52
5.5.320.0080.00616.52
5.5.310.0040.00816.52
5.5.300.0110.00316.52
5.5.290.0090.00416.52
5.5.280.0040.00816.52
5.5.270.0070.00716.52
5.5.260.0090.00416.52
5.5.250.0120.00016.52
5.5.240.0120.00016.52
5.5.230.0090.00316.52
5.5.220.0080.00416.52
5.5.210.0050.00816.52
5.5.200.0090.00316.52
5.5.190.0080.00516.52
5.5.180.0000.01316.52
5.5.170.0070.00716.52
5.5.160.0080.00816.52
5.5.150.0140.00016.52
5.5.140.0100.00316.52
5.5.130.0100.00316.52
5.5.120.0060.00616.52
5.5.110.0100.00316.52
5.5.100.0070.00516.52
5.5.90.0120.00016.52
5.5.80.0100.00216.52
5.5.70.0100.00216.52
5.5.60.0060.00616.52
5.5.50.0120.00016.52
5.5.40.0030.01016.52
5.5.30.0060.00616.52
5.5.20.0100.00316.52
5.5.10.0080.00416.52
5.5.00.0080.00416.52
5.4.450.0030.00716.52
5.4.440.0050.00516.52
5.4.430.0040.00616.52
5.4.420.0090.00216.52
5.4.410.0090.00016.52
5.4.400.0100.00016.52
5.4.390.0050.00516.52
5.4.380.0070.00216.52
5.4.370.0100.00016.52
5.4.360.0100.00016.52
5.4.350.0100.00016.52
5.4.340.0050.00516.52
5.4.330.0070.00316.52
5.4.320.0100.00016.52
5.4.310.0030.00716.52
5.4.300.0100.00016.52
5.4.290.0070.00516.52
5.4.280.0050.00516.52
5.4.270.0000.01016.52
5.4.260.0100.00016.52
5.4.250.0060.00616.52
5.4.240.0030.00716.52
5.4.230.0070.00316.52
5.4.220.0030.00716.52
5.4.210.0050.00516.52
5.4.200.0050.00516.52
5.4.190.0100.00016.52
5.4.180.0000.01016.52
5.4.170.0050.00516.52
5.4.160.0110.00016.52
5.4.150.0080.00416.52
5.4.140.0050.00516.52
5.4.130.0090.00216.52
5.4.120.0110.00016.52
5.4.110.0080.00316.52
5.4.100.0050.00516.52
5.4.90.0050.00516.52
5.4.80.0070.00316.52
5.4.70.0100.00016.52
5.4.60.0080.00316.52
5.4.50.0100.00016.52
5.4.40.0090.00016.52
5.4.30.0050.00516.52
5.4.20.0080.00316.52
5.4.10.0100.00016.52
5.4.00.0100.00016.52
5.3.290.0070.00416.52
5.3.280.0110.00016.52
5.3.270.0050.00516.52
5.3.260.0120.00016.52
5.3.250.0070.00516.52
5.3.240.0090.00316.52
5.3.230.0000.01116.52
5.3.220.0000.01116.52
5.3.210.0100.00316.52
5.3.200.0070.00416.52
5.3.190.0100.00316.52
5.3.180.0110.00016.52
5.3.170.0070.00516.52
5.3.160.0100.00016.52
5.3.150.0000.01116.52
5.3.140.0080.00416.52
5.3.130.0040.00816.52
5.3.120.0040.00716.52
5.3.110.0100.00316.52
5.3.100.0100.00016.52
5.3.90.0050.00516.52
5.3.80.0120.00016.52
5.3.70.0090.00316.52
5.3.60.0110.00016.52
5.3.50.0060.00616.52
5.3.40.0070.00416.52
5.3.30.0080.00316.52
5.3.20.0100.00016.52
5.3.10.0080.00316.52
5.3.00.0080.00316.52
5.2.170.0090.00016.52
5.2.160.0080.00016.52
5.2.150.0050.00516.52
5.2.140.0080.00016.52
5.2.130.0110.00416.52
5.2.120.0000.00916.52
5.2.110.0040.00416.52
5.2.100.0060.00316.52
5.2.90.0080.00016.52
5.2.80.0110.00016.52
5.2.70.0050.00516.52
5.2.60.0060.00216.52
5.2.50.0070.00316.52
5.2.40.0090.00216.52
5.2.30.0050.00516.52
5.2.20.0000.00816.52
5.2.10.0100.00016.52
5.2.00.0060.00316.52
5.1.60.0060.00316.52
5.1.50.0060.00316.52
5.1.40.0060.00216.52
5.1.30.0080.00016.52
5.1.20.0080.00016.52
5.1.10.0070.00016.52
5.1.00.0040.00416.52
5.0.50.0050.00316.52
5.0.40.0060.00016.52
5.0.30.0000.00816.52
5.0.20.0030.00316.52
5.0.10.0070.00016.52
5.0.00.0080.00016.52
4.4.90.0000.00416.52
4.4.80.0020.00216.52
4.4.70.0040.00016.52
4.4.60.0020.00216.52
4.4.50.0040.00016.52
4.4.40.0000.00416.52
4.4.30.0020.00216.52
4.4.20.0050.00016.52
4.4.10.0020.00216.52
4.4.00.0000.00316.52
4.3.110.0040.00016.52
4.3.100.0030.00016.52
4.3.90.0000.00416.52
4.3.80.0050.00016.52
4.3.70.0060.00016.52
4.3.60.0000.00416.52
4.3.50.0050.00016.52
4.3.40.0020.00216.52
4.3.30.0040.00016.52
4.3.20.0030.00016.52
4.3.10.0000.00316.52
4.3.00.0000.00316.52

preferences:
25.67 ms | 401 KiB | 5 Q