3v4l.org

run code in 300+ PHP versions simultaneously
<?php $original_multibyte_string = 'țată în HERE'; $a_non_multibyte_str_same_length = '123456789HERE'; // HERE is on 10th (9th element) character echo 'strpos finds HERE at: '.strpos($original_multibyte_string,'HERE').' '.'mb_strpos finds HERE at: '.strpos($a_non_multibyte_str_same_length,'HERE'); // OUTPUTS: strpos finds HERE at: 12 mb_strpos finds HERE at: 9

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)
8.3.60.0100.01018.55
8.3.50.0140.00822.11
8.3.40.0040.01118.67
8.3.30.0100.00718.77
8.3.20.0040.00420.30
8.3.10.0030.00721.76
8.3.00.0040.00419.14
8.2.180.0040.01118.29
8.2.170.0110.00722.96
8.2.160.0070.00722.12
8.2.150.0050.00224.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.66
8.2.110.0060.00321.96
8.2.100.0040.00818.22
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0070.00317.50
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00418.20
8.2.30.0000.00717.88
8.2.20.0000.00817.56
8.2.10.0000.00718.09
8.2.00.0050.00217.61
8.1.280.0070.01025.92
8.1.270.0060.00318.87
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00021.96
8.1.230.0110.00019.10
8.1.220.0000.00717.74
8.1.210.0000.00718.77
8.1.200.0030.00617.36
8.1.190.0060.00617.23
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0070.00022.06
8.1.150.0040.00418.89
8.1.140.0000.00819.23
8.1.130.0000.00717.83
8.1.120.0040.00417.38
8.1.110.0040.00417.43
8.1.100.0030.00417.45
8.1.90.0040.00417.44
8.1.80.0050.00317.43
8.1.70.0030.00317.49
8.1.60.0040.00417.46
8.1.50.0030.00517.56
8.1.40.0040.00417.40
8.1.30.0030.00617.66
8.1.20.0000.00817.61
8.1.10.0090.00017.52
8.1.00.0000.00817.32
8.0.300.0040.00418.77
8.0.290.0030.00316.75
8.0.280.0050.00218.44
8.0.270.0030.00317.27
8.0.260.0030.00317.16
8.0.250.0000.00716.86
8.0.240.0000.00716.85
8.0.230.0000.00716.82
8.0.220.0000.00716.90
8.0.210.0070.00016.85
8.0.200.0050.00516.96
8.0.190.0030.00616.96
8.0.180.0040.00416.84
8.0.170.0040.00416.88
8.0.160.0000.00816.91
8.0.150.0000.00716.79
8.0.140.0000.00716.76
8.0.130.0000.00613.28
8.0.120.0000.00816.84
8.0.110.0020.00516.96
8.0.100.0080.00016.87
8.0.90.0040.00416.78
8.0.80.0040.01816.96
8.0.70.0050.00316.73
8.0.60.0030.00516.88
8.0.50.0000.00717.00
8.0.30.0120.01116.92
8.0.20.0100.00917.40
8.0.10.0000.00716.74
8.0.00.0070.01216.72
7.4.330.0000.00515.03
7.4.320.0040.00416.48
7.4.300.0060.00016.48
7.4.290.0030.00316.60
7.4.280.0000.00716.50
7.4.270.0030.00316.59
7.4.260.0060.00016.52
7.4.250.0050.00216.61
7.4.240.0030.00416.62
7.4.230.0000.00716.63
7.4.220.0080.00816.39
7.4.210.0070.00716.54
7.4.200.0030.00316.65
7.4.160.0100.00616.53
7.4.150.0100.01617.40
7.4.140.0110.00517.86
7.4.130.0110.00716.32
7.4.120.0130.00416.53
7.4.110.0130.00716.42
7.4.100.0070.01016.49
7.4.90.0070.01016.48
7.4.80.0060.01019.39
7.4.70.0110.00516.53
7.4.60.0030.01316.39
7.4.50.0030.00516.50
7.4.40.0060.01216.23
7.4.30.0140.00716.36
7.4.00.0090.00614.98
7.3.330.0070.00012.91
7.3.320.0000.00513.04
7.3.310.0000.00716.02
7.3.300.0030.00316.22
7.3.290.0060.00816.17
7.3.280.0050.01116.23
7.3.270.0100.00717.40
7.3.260.0110.00716.18
7.3.250.0090.01216.27
7.3.240.0000.01716.32
7.3.230.0110.01116.45
7.3.210.0030.01416.24
7.3.200.0100.01019.39
7.3.190.0070.00716.37
7.3.180.0060.01016.54
7.3.170.0070.01416.27
7.3.160.0110.00716.64
7.2.330.0070.01016.37
7.2.320.0040.01416.53
7.2.310.0160.00316.35
7.2.300.0100.00616.82
7.2.290.0070.01316.64
7.2.00.0090.00619.11
7.1.100.0030.01518.20
7.1.70.0000.01016.89
7.1.60.0140.01119.46
7.1.50.0240.01034.71
7.1.00.0130.06722.36
7.0.200.0090.00016.87
7.0.140.0000.03722.05
7.0.60.0030.05719.96
7.0.50.0130.07317.80
7.0.40.0000.05020.32
7.0.30.0630.07020.13
7.0.20.0200.03720.01
7.0.10.0070.08720.21
7.0.00.0130.07320.05
5.6.280.0030.07321.10
5.6.210.0070.06320.61
5.6.200.0000.04318.22
5.6.190.0070.08720.36
5.6.180.0170.04320.41
5.6.170.0400.06720.38
5.6.160.0100.05320.38
5.6.150.0070.07318.20
5.6.140.0100.07718.07
5.6.130.0000.04318.15
5.6.120.0070.06321.11
5.6.110.0030.04720.96
5.6.100.0230.04721.10
5.6.90.0130.08020.99
5.6.80.0100.08020.50
5.5.350.0030.04320.43
5.5.340.0030.05018.02
5.5.330.0070.07020.23
5.5.320.0200.07320.51
5.5.310.0230.06720.30
5.5.300.0000.09017.96
5.5.290.0130.06717.95
5.5.280.0030.06020.94
5.5.270.0070.07320.93
5.5.260.0030.04020.66
5.5.250.0030.04720.70
5.5.240.3770.03320.23
5.4.450.0270.05319.11
5.4.440.0600.05319.47
5.4.430.0100.05719.42
5.4.420.0070.06019.42
5.4.410.0130.05319.21
5.4.400.0230.05018.96
5.4.390.0100.06718.55
5.4.380.0130.05718.43
5.4.370.0270.04718.71
5.4.360.0230.04718.74
5.4.350.0200.05018.64
5.4.340.0170.05318.72
5.4.320.0200.05018.71
5.4.310.0130.06718.49
5.4.300.0230.06018.62
5.4.290.0130.06018.73
5.4.280.0230.04718.57
5.4.270.0070.07718.46
5.4.260.0300.04318.64
5.4.250.0130.05718.70
5.4.240.0270.04318.71
5.4.230.0170.05018.73
5.4.220.0300.04318.45
5.4.210.0230.05018.70
5.4.200.0200.05016.60
5.4.190.0300.04018.53
5.4.180.0170.05018.45
5.4.170.0170.05718.56
5.4.160.0100.06018.62
5.4.150.0230.04318.46
5.4.140.0170.05316.19
5.4.130.0170.04716.35
5.4.120.0130.05016.21
5.4.110.0070.05716.14
5.4.100.0200.04716.39
5.4.90.0200.04716.16
5.4.80.0130.05016.29
5.4.70.0130.05316.27
5.4.60.0170.05016.28
5.4.50.0170.05016.05
5.4.40.0170.05716.21
5.4.30.0330.05316.00
5.4.20.0200.05016.21
5.4.10.0200.04716.21
5.4.00.0130.04715.51
5.3.290.0200.05014.63
5.3.280.0170.05014.52
5.3.270.0100.06014.58
5.3.260.0170.05714.72
5.3.250.0170.05014.51
5.3.240.0170.04714.59
5.3.230.0030.06014.64
5.3.220.0130.05314.64
5.3.210.0270.04714.55
5.3.200.0130.05314.55
5.3.190.0130.05314.66
5.3.180.0300.03714.54
5.3.170.0270.04014.63
5.3.160.0030.06714.63
5.3.150.0170.05014.47
5.3.140.0130.05714.62
5.3.130.0170.05314.55
5.3.120.0170.05314.45
5.3.110.0170.05714.59
5.3.100.0270.04314.02
5.3.90.0130.05313.93
5.3.80.0170.05013.99
5.3.70.0270.04314.02
5.3.60.0130.05313.98
5.3.50.0230.04313.93
5.3.40.0130.05313.85
5.3.30.0170.05013.87
5.3.20.0070.06013.67
5.3.10.0030.06013.55
5.3.00.0070.06013.61
5.2.170.0130.05011.14
5.2.160.0170.03711.09
5.2.150.0100.04311.30
5.2.140.0170.04311.11
5.2.130.0170.04011.13
5.2.120.0170.03711.07
5.2.110.0170.03711.03
5.2.100.0130.03711.09
5.2.90.0170.03711.13
5.2.80.0100.04311.07
5.2.70.0200.03711.25
5.2.60.0100.04311.11
5.2.50.0170.05710.94
5.2.40.0130.03710.97
5.2.30.0130.03711.02
5.2.20.0130.03710.98
5.2.10.0170.03710.84
5.2.00.0070.04310.72
5.1.60.0100.04010.19
5.1.50.0100.03710.02
5.1.40.0100.03710.04
5.1.30.0330.03010.36
5.1.20.0170.03310.54
5.1.10.0100.03710.16
5.1.00.0100.03310.18
5.0.50.0130.0238.62
5.0.40.0030.0338.42
5.0.30.0030.0538.34
5.0.20.0000.0338.32
5.0.10.0070.0278.20
5.0.00.0030.0478.24
4.4.90.0070.0206.81
4.4.80.0030.0236.81
4.4.70.0030.0236.81
4.4.60.0030.0236.81
4.4.50.0070.0206.81
4.4.40.0100.0336.81
4.4.30.0000.0276.81
4.4.20.0130.0176.81
4.4.10.0030.0236.81
4.4.00.0070.0376.81
4.3.110.0030.0276.81
4.3.100.0100.0176.81
4.3.90.0030.0236.81
4.3.80.0130.0276.81
4.3.70.0000.0276.81
4.3.60.0100.0176.81
4.3.50.0070.0236.81
4.3.40.0070.0336.81
4.3.30.0070.0206.81
4.3.20.0070.0206.81
4.3.10.0030.0236.81
4.3.00.0000.0278.78

preferences:
48.65 ms | 401 KiB | 5 Q