3v4l.org

run code in 300+ PHP versions simultaneously
<?php $utf8string = 'ASCIIユーティーエッフ8hello123等々'; $var = 'hello123'; $pos = strpos($utf8string, $var); echo $pos;

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)
8.3.60.0140.00018.43
8.3.50.0110.00521.85
8.3.40.0140.00318.70
8.3.30.0070.00718.73
8.3.20.0040.00420.16
8.3.10.0060.00323.53
8.3.00.0000.00720.95
8.2.180.0080.00816.75
8.2.170.0120.00322.96
8.2.160.0100.00320.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0070.00020.76
8.2.110.0040.00421.91
8.2.100.0070.00717.91
8.2.90.0050.00319.26
8.2.80.0030.00517.97
8.2.70.0040.00717.63
8.2.60.0090.00017.80
8.2.50.0030.00618.07
8.2.40.0040.00418.22
8.2.30.0070.00318.23
8.2.20.0070.00017.57
8.2.10.0040.00418.00
8.2.00.0040.00417.80
8.1.280.0110.00425.92
8.1.270.0000.00924.01
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00423.92
8.1.230.0070.00419.16
8.1.220.0000.00817.74
8.1.210.0030.00918.77
8.1.200.0050.00517.22
8.1.190.0050.00317.23
8.1.180.0000.00818.10
8.1.170.0000.00818.67
8.1.160.0040.00421.86
8.1.150.0020.00518.57
8.1.140.0040.00417.30
8.1.130.0070.00017.84
8.1.120.0000.00817.45
8.1.110.0050.00317.43
8.1.100.0050.00217.38
8.1.90.0000.00817.29
8.1.80.0040.00417.35
8.1.70.0000.00717.28
8.1.60.0040.00417.49
8.1.50.0030.00517.38
8.1.40.0000.00717.38
8.1.30.0000.01017.61
8.1.20.0040.00417.64
8.1.10.0030.00517.37
8.1.00.0040.00417.30
8.0.300.0050.00318.77
8.0.290.0070.00016.75
8.0.280.0030.00318.42
8.0.270.0070.00017.21
8.0.260.0000.00617.13
8.0.250.0030.00316.98
8.0.240.0000.00716.97
8.0.230.0070.00016.77
8.0.220.0000.00616.79
8.0.210.0000.00716.88
8.0.200.0000.00616.88
8.0.190.0070.00016.79
8.0.180.0000.00716.77
8.0.170.0040.00416.80
8.0.160.0040.00416.89
8.0.150.0040.00416.79
8.0.140.0040.00416.66
8.0.130.0000.00513.32
8.0.120.0000.00716.81
8.0.110.0000.00716.84
8.0.100.0070.00016.66
8.0.90.0020.00516.89
8.0.80.0090.00616.77
8.0.70.0000.00816.86
8.0.60.0070.00016.86
8.0.50.0000.00816.61
8.0.30.0110.00916.84
8.0.20.0110.01017.40
8.0.10.0040.00416.93
8.0.00.0090.00916.78
7.4.330.0020.00215.02
7.4.320.0030.00316.48
7.4.300.0000.00616.54
7.4.290.0060.00516.44
7.4.280.0040.00416.52
7.4.270.0070.00016.55
7.4.260.0000.00916.41
7.4.250.0070.00016.49
7.4.240.0020.00516.52
7.4.230.0030.00316.52
7.4.220.0120.00916.42
7.4.210.0030.01016.57
7.4.200.0030.00316.56
7.4.160.0090.00616.45
7.4.150.0140.00417.40
7.4.140.0190.00417.86
7.4.130.0110.01016.47
7.4.120.0140.00716.44
7.4.110.0040.01816.52
7.4.100.0100.01016.59
7.4.90.0130.00316.20
7.4.80.0060.01219.39
7.4.70.0130.00616.42
7.4.60.0110.00716.40
7.4.50.0000.00916.39
7.4.40.0090.00616.65
7.4.30.0100.00716.27
7.4.00.0040.01114.91
7.3.330.0000.00612.95
7.3.320.0030.00313.04
7.3.310.0030.00316.34
7.3.300.0000.00616.23
7.3.290.0030.01016.18
7.3.280.0070.01016.20
7.3.270.0080.00817.40
7.3.260.0060.01216.60
7.3.250.0090.00816.46
7.3.240.0030.01316.25
7.3.230.0060.00916.39
7.3.210.0130.00416.61
7.3.200.0080.00819.39
7.3.190.0070.01016.20
7.3.180.0110.00616.05
7.3.170.0060.00916.27
7.3.160.0000.02016.52
7.3.120.0060.01014.79
7.2.330.0100.00716.52
7.2.320.0120.00616.59
7.2.310.0070.01316.58
7.2.300.0100.01016.54
7.2.290.0100.00716.75
7.2.00.0130.01619.16
7.1.100.0030.00917.82
7.1.70.0090.00617.16
7.1.60.0000.01419.70
7.1.50.0280.01034.80
7.1.00.0030.07722.41
7.0.200.0040.00416.45
7.0.140.0070.07021.97
7.0.60.0100.08019.93
7.0.50.0100.08317.78
7.0.40.0100.07320.06
7.0.30.0500.07320.00
7.0.20.0330.05020.30
7.0.10.0130.08320.13
7.0.00.0130.07320.16
5.6.280.0070.07021.04
5.6.210.0070.07720.64
5.6.200.0070.04318.21
5.6.190.0070.05020.61
5.6.180.4130.04020.61
5.6.170.0230.07020.45
5.6.160.0170.08020.33
5.6.150.0070.08318.17
5.6.140.0100.03318.09
5.6.130.0070.08018.09
5.6.120.0100.03321.00
5.6.110.0030.07321.00
5.6.100.0170.07721.10
5.6.90.0100.08321.02
5.6.80.0030.04320.36
5.6.70.1200.03320.35
5.5.350.0300.07320.37
5.5.340.0070.04317.98
5.5.330.0200.06020.40
5.5.320.0230.07020.34
5.5.310.0300.07720.41
5.5.300.0200.06717.88
5.5.290.0200.07017.89
5.5.280.0000.06020.61
5.5.270.0130.08020.65
5.5.260.0030.04320.76
5.5.250.0100.07720.68
5.5.240.0230.07720.18
5.4.450.0570.06019.59
5.4.440.0800.05319.50
5.4.430.0900.05319.11
5.4.420.0570.07019.21
5.4.410.1170.07318.98
5.4.400.0870.07319.23
5.4.390.0870.05719.09
5.4.380.0170.05318.70
5.4.370.0070.06018.48
5.4.360.0170.05718.72
5.4.350.0070.06718.59
5.4.340.0100.06018.74
5.4.320.0040.03812.45
5.4.310.0090.03912.45
5.4.300.0070.03612.45
5.4.290.0060.04212.45
5.4.280.0030.03812.34
5.4.270.0050.03712.34
5.4.260.0060.03712.34
5.4.250.0090.03412.34
5.4.240.0050.03912.34
5.4.230.0080.03812.34
5.4.220.0040.04212.34
5.4.210.0050.04112.34
5.4.200.0070.03912.34
5.4.190.0060.04012.33
5.4.180.0090.03312.33
5.4.170.0060.03512.34
5.4.160.0080.03612.34
5.4.150.0070.03612.34
5.4.140.0060.04012.02
5.4.130.0060.03512.01
5.4.120.0100.03611.97
5.4.110.0040.03611.96
5.4.100.0070.03411.96
5.4.90.0060.03811.96
5.4.80.0070.03511.96
5.4.70.0090.03911.96
5.4.60.0050.03411.96
5.4.50.0070.04411.96
5.4.40.0060.03411.95
5.4.30.0080.03211.95
5.4.20.0050.04011.95
5.4.10.0050.03411.95
5.4.00.0030.03711.43
5.3.290.0040.04812.80
5.3.280.0090.03312.70
5.3.270.0110.03912.72
5.3.260.0100.03612.72
5.3.250.0080.03612.72
5.3.240.0060.04012.72
5.3.230.0030.04012.71
5.3.220.0040.03712.68
5.3.210.0060.03712.68
5.3.200.0030.04012.68
5.3.190.0060.03712.68
5.3.180.0040.03912.68
5.3.170.0020.04012.67
5.3.160.0050.03812.67
5.3.150.0090.03612.67
5.3.140.0060.03712.66
5.3.130.0080.03612.66
5.3.120.0040.03912.66
5.3.110.0060.03812.66
5.3.100.0080.03512.12
5.3.90.0060.03612.09
5.3.80.0060.03512.08
5.3.70.0030.03812.08
5.3.60.0030.03812.06
5.3.50.0040.03712.00
5.3.40.0050.03612.00
5.3.30.0060.03411.94
5.3.20.0050.03511.71
5.3.10.0060.03311.69
5.3.00.0040.03711.67
5.2.170.0030.0319.18
5.2.160.0020.0339.18
5.2.150.0040.0329.18
5.2.140.0090.0269.17
5.2.130.0060.0289.14
5.2.120.0060.0279.14
5.2.110.0090.0329.14
5.2.100.0080.0349.13
5.2.90.0080.0379.14
5.2.80.0060.0299.13
5.2.70.0050.0299.13
5.2.60.0040.0319.09
5.2.50.0030.0319.05
5.2.40.0080.0269.03
5.2.30.0060.0309.01
5.2.20.0030.0298.99
5.2.10.0030.0338.93
5.2.00.0030.0308.79
5.1.60.0010.0268.08
5.1.50.0050.0238.07
5.1.40.0030.0258.05
5.1.30.0050.0248.41
5.1.20.0050.0258.42
5.1.10.0040.0258.15
5.1.00.0030.0268.15
5.0.50.0040.0206.63
5.0.40.0030.0196.48
5.0.30.0030.0316.30
5.0.20.0040.0186.27
5.0.10.0010.0226.25
5.0.00.0030.0306.24
4.4.90.0010.0174.78
4.4.80.0020.0154.75
4.4.70.0020.0164.76
4.4.60.0020.0164.75
4.4.50.0030.0144.77
4.4.40.0010.0264.70
4.4.30.0010.0174.76
4.4.20.0050.0134.84
4.4.10.0020.0164.85
4.4.00.0040.0234.76
4.3.110.0030.0154.67
4.3.100.0020.0154.66
4.3.90.0040.0134.63
4.3.80.0020.0254.59
4.3.70.0030.0144.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0040.0224.54
4.3.30.0020.0163.29
4.3.20.0020.0163.27
4.3.10.0020.0153.23
4.3.00.0000.02029.93

preferences:
45.2 ms | 401 KiB | 5 Q