3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '1392'; echo $string = mb_convert_encoding($str,"UCS-2LE", "JIS, eucjp-win, sjis-win"); echo intval($string)+1;

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)
8.3.60.0040.01116.75
8.3.50.0110.00821.82
8.3.40.0070.01118.63
8.3.30.0080.00619.09
8.3.20.0070.00020.22
8.3.10.0060.00323.65
8.3.00.0040.00422.46
8.2.180.0090.00616.88
8.2.170.0140.00422.96
8.2.160.0000.01320.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0070.00022.50
8.2.110.0090.00022.41
8.2.100.0090.00318.16
8.2.90.0000.00819.30
8.2.80.0000.00818.30
8.2.70.0040.00417.86
8.2.60.0060.00318.18
8.2.50.0080.00018.07
8.2.40.0000.00818.22
8.2.30.0040.00418.18
8.2.20.0040.00417.90
8.2.10.0000.00919.79
8.2.00.0000.00817.80
8.1.280.0200.00025.92
8.1.270.0050.00322.31
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0040.00424.04
8.1.230.0080.00419.18
8.1.220.0040.00417.91
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0080.00017.41
8.1.180.0000.00818.10
8.1.170.0020.00718.68
8.1.160.0030.00622.18
8.1.150.0000.00818.72
8.1.140.0040.00417.67
8.1.130.0000.00718.05
8.1.120.0000.00717.69
8.1.110.0050.00317.57
8.1.100.0070.00017.65
8.1.90.0000.00717.68
8.1.80.0040.00417.63
8.1.70.0000.00717.57
8.1.60.0030.00617.84
8.1.50.0040.00417.64
8.1.40.0040.00417.60
8.1.30.0050.00317.71
8.1.20.0060.00317.75
8.1.10.0040.00417.63
8.1.00.0040.00417.70
8.0.300.0050.00218.77
8.0.290.0040.00417.30
8.0.280.0030.00318.50
8.0.270.0000.00717.41
8.0.260.0030.00516.85
8.0.250.0000.00616.96
8.0.240.0050.00216.96
8.0.230.0030.00316.94
8.0.220.0000.00716.96
8.0.210.0000.00716.94
8.0.200.0000.00617.00
8.0.190.0040.00416.90
8.0.180.0070.00016.87
8.0.170.0060.00317.00
8.0.160.0050.00316.82
8.0.150.0040.00416.95
8.0.140.0000.00816.81
8.0.130.0060.00013.37
8.0.120.0040.00416.77
8.0.110.0040.00416.84
8.0.100.0040.00416.82
8.0.90.0040.00416.93
8.0.80.0110.00716.93
8.0.70.0000.00816.91
8.0.60.0000.00816.93
8.0.50.0040.00416.97
8.0.30.0060.01217.07
8.0.20.0070.01217.44
8.0.10.0040.00416.98
8.0.00.0050.01416.86
7.4.330.0000.00515.20
7.4.320.0000.00616.54
7.4.300.0030.00316.74
7.4.290.0040.00416.72
7.4.280.0000.00716.52
7.4.270.0070.00016.67
7.4.260.0000.00716.60
7.4.250.0040.00416.73
7.4.240.0020.00516.70
7.4.230.0000.00716.53
7.4.220.0070.01016.70
7.4.210.0090.00716.69
7.4.200.0040.00416.48
7.4.190.0070.00016.95
7.4.160.0090.00616.51
7.4.150.0150.00917.40
7.4.140.0080.01917.86
7.4.130.0050.01116.68
7.4.120.0090.00916.63
7.4.110.0110.00716.48
7.4.100.0000.01916.71
7.4.90.0090.00616.59
7.4.80.0120.00616.69
7.4.70.0060.01216.68
7.4.60.0150.00816.67
7.4.50.0040.00416.69
7.4.40.0100.00622.77
7.4.30.0100.00716.81
7.4.00.0090.00314.86
7.3.330.0000.00613.21
7.3.320.0000.00513.23
7.3.310.0000.00616.53
7.3.300.0060.00016.34
7.3.290.0120.00316.31
7.3.280.0080.00716.34
7.3.270.0110.00617.40
7.3.260.0160.01016.42
7.3.250.0060.01116.56
7.3.240.0120.00416.33
7.3.230.0080.00916.48
7.3.210.0060.01116.33
7.3.200.0110.00719.39
7.3.190.0140.00316.47
7.3.180.0030.01616.55
7.3.170.0110.00616.57
7.3.160.0030.01316.38
7.3.120.0000.01214.77
7.2.330.0130.00616.70
7.2.320.0120.00616.67
7.2.310.0140.00716.81
7.2.300.0120.00916.63
7.2.290.0080.00816.55
7.2.60.0000.01117.13
7.1.200.0120.00415.86
7.1.70.0060.00316.99
7.1.60.0100.01019.29
7.1.50.0030.01717.20
7.1.00.0030.07722.55
7.0.200.0030.00517.05
7.0.140.0030.07322.07
7.0.60.0200.07020.00
7.0.50.0100.04317.80
7.0.40.0100.04019.96
7.0.30.0230.05720.00
7.0.20.0230.04320.33
7.0.10.0230.07720.00
7.0.00.0170.07320.04
5.6.280.0100.06721.11
5.6.210.0130.08320.60
5.6.200.0130.03718.20
5.6.190.0100.07020.64
5.6.180.0000.06720.57
5.6.170.0130.04320.50
5.6.160.0070.04020.48
5.6.150.0030.04318.08
5.6.140.0070.03718.20
5.6.130.0030.04018.21
5.6.120.0100.06720.98
5.6.110.0130.05720.97
5.6.100.0130.07321.02
5.6.90.0030.08320.94
5.6.80.0130.07320.37
5.6.70.2870.03720.39
5.5.350.0070.08020.41
5.5.340.0030.05717.91
5.5.330.0070.05020.37
5.5.320.0030.08320.21
5.5.310.0400.04020.29
5.5.300.0100.08018.02
5.5.290.0070.03717.93
5.5.280.0030.06320.76
5.5.270.0070.08020.75
5.5.260.0170.06320.92
5.5.250.0100.07720.61
5.5.240.0100.04020.36
5.4.450.0230.04319.14
5.4.440.1030.07019.27
5.4.430.0870.06719.47
5.4.420.0500.06319.57
5.4.410.0700.05319.31
5.4.400.0970.06018.81
5.4.390.0730.06019.25
5.4.380.0270.07018.62
5.4.370.0300.04018.74
5.4.360.0270.05018.54
5.4.350.0130.06318.69
5.4.340.0170.05318.68
5.4.320.0050.03912.45
5.4.310.0070.04212.45
5.4.300.0050.03612.45
5.4.290.0140.03412.45
5.4.280.0050.03512.34
5.4.270.0100.03512.34
5.4.260.0080.04012.35
5.4.250.0050.04112.34
5.4.240.0080.03412.34
5.4.230.0060.04012.33
5.4.220.0070.03512.33
5.4.210.0060.03612.33
5.4.200.0010.04212.33
5.4.190.0040.03712.32
5.4.180.0050.03712.32
5.4.170.0060.03512.34
5.4.160.0040.04212.33
5.4.150.0070.04312.32
5.4.140.0060.04212.01
5.4.130.0090.03312.00
5.4.120.0030.03911.96
5.4.110.0060.04311.95
5.4.100.0040.03811.95
5.4.90.0070.03811.95
5.4.80.0080.03611.95
5.4.70.0060.03611.95
5.4.60.0040.03611.95
5.4.50.0080.03211.95
5.4.40.0070.03411.94
5.4.30.0040.03911.93
5.4.20.0060.03411.94
5.4.10.0040.03611.93
5.4.00.0060.04711.43
5.3.290.0070.04112.80
5.3.280.0080.04912.70
5.3.270.0070.04012.72
5.3.260.0070.03712.72
5.3.250.0040.03912.72
5.3.240.0050.04112.72
5.3.230.0060.04012.71
5.3.220.0060.03612.68
5.3.210.0050.04112.68
5.3.200.0030.03912.68
5.3.190.0040.03912.68
5.3.180.0060.03612.68
5.3.170.0050.03812.67
5.3.160.0050.03712.67
5.3.150.0090.03412.67
5.3.140.0060.03612.66
5.3.130.0070.03712.65
5.3.120.0050.04312.65
5.3.110.0040.04112.66
5.3.100.0100.03512.12
5.3.90.0030.03912.08
5.3.80.0090.03612.07
5.3.70.0030.03912.07
5.3.60.0030.04012.06
5.3.50.0090.04512.00
5.3.40.0060.04912.00
5.3.30.0120.04311.95
5.3.20.0060.03711.72
5.3.10.0060.03511.69
5.3.00.0080.03511.67
5.2.170.0050.0349.18
5.2.160.0050.0299.18
5.2.150.0030.0329.18
5.2.140.0070.0289.18
5.2.130.0060.0289.14
5.2.120.0050.0279.14
5.2.110.0030.0309.14
5.2.100.0070.0359.14
5.2.90.0020.0329.14
5.2.80.0020.0339.13
5.2.70.0020.0329.13
5.2.60.0030.0319.09
5.2.50.0050.0309.06
5.2.40.0050.0339.04
5.2.30.0050.0319.01
5.2.20.0080.0269.00
5.2.10.0020.0338.93
5.2.00.0050.0328.79
5.1.60.0050.0248.08
5.1.50.0060.0238.07
5.1.40.0050.0238.06
5.1.30.0040.0268.41
5.1.20.0050.0258.43
5.1.10.0020.0288.16
5.1.00.0050.0258.16
5.0.50.0040.0216.64
5.0.40.0040.0186.49
5.0.30.0050.0336.31
5.0.20.0010.0246.28
5.0.10.0060.0246.25
5.0.00.0090.0386.24
4.4.90.0040.0224.78
4.4.80.0040.0224.75
4.4.70.0050.0204.75
4.4.60.0030.0244.76
4.4.50.0050.0204.77
4.4.40.0040.0344.71
4.4.30.0030.0204.76
4.4.20.0020.0194.84
4.4.10.0040.0154.84
4.4.00.0030.0254.75
4.3.110.0020.0164.67
4.3.100.0010.0164.66
4.3.90.0040.0134.64
4.3.80.0040.0244.58
4.3.70.0030.0184.63
4.3.60.0020.0164.63
4.3.50.0030.0224.63
4.3.40.0020.0244.54
4.3.30.0020.0163.29
4.3.20.0010.0163.28
4.3.10.0010.0163.23
4.3.00.0170.01013.14

preferences:
44.18 ms | 400 KiB | 5 Q