3v4l.org

run code in 300+ PHP versions simultaneously
<?php $boms = array("\xef\xbf\xbe" => '', "\xef\xbf\xbf" => '',); $array = array( "BOMがマルチバイト文字に分断されたもの"=>"あ\xefい\xbf\xbeう\xef\xbfえ\xbfお", "制御文字でBOMが分断されたもの" => "あい\xef\xbf\x07\xbeう\xef\x1f\xbf\xbfえお", "U+FFFE" => "\xef\xbf\xbe", "U+FFFF" => "\xef\xbf\xbf", "1バイト" => "\xef", "2バイト" => "\xef\xbf", "おしい" => "\xef\xbf\x6a" ); foreach($array as $key => $str) { echo $key . " "; echo var_dump(mb_strpos($str, $boms)); }

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)
8.3.60.0100.01016.88
8.3.50.0260.01221.13
8.3.40.0090.00618.94
8.3.30.0080.00618.91
8.3.20.0040.00420.33
8.3.10.0040.00421.72
8.3.00.0080.00019.38
8.2.180.0060.00916.75
8.2.170.0100.01022.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0080.00824.66
8.2.130.0080.00026.16
8.2.120.0050.00222.10
8.2.110.0090.00019.29
8.2.100.0040.00717.91
8.2.90.0000.00819.05
8.2.80.0040.00417.97
8.2.70.0080.00017.75
8.2.60.0040.00417.93
8.2.50.0030.00518.10
8.2.40.0100.00017.91
8.2.30.0070.00018.12
8.2.20.0040.00417.75
8.2.10.0040.00418.00
8.2.00.0080.00018.11
8.1.280.0070.01725.92
8.1.270.0070.01320.18
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0070.00322.81
8.1.230.0070.00717.83
8.1.220.0040.00417.78
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0080.00017.35
8.1.180.0050.00318.10
8.1.170.0040.00418.51
8.1.160.0000.00822.02
8.1.150.0040.00420.63
8.1.140.0030.00517.45
8.1.130.0000.00717.63
8.1.120.0000.00717.52
8.1.110.0000.00717.48
8.1.100.0050.00217.44
8.1.90.0040.00417.43
8.1.80.0040.00417.49
8.1.70.0030.00317.41
8.1.60.0060.00317.45
8.1.50.0000.00817.46
8.1.40.0060.00317.56
8.1.30.0040.00417.64
8.1.20.0050.00317.66
8.1.10.0040.00417.55
8.1.00.0040.00417.40
8.0.300.0040.00418.77
8.0.290.0060.00316.75
8.0.280.0000.00718.37
8.0.270.0030.00316.91
8.0.260.0030.00317.28
8.0.250.0030.00316.93
8.0.240.0000.00717.08
8.0.230.0070.00016.95
8.0.220.0070.00016.86
8.0.210.0040.00417.00
8.0.200.0000.00716.99
8.0.190.0000.00817.07
8.0.180.0070.00316.82
8.0.170.0030.00316.88
8.0.160.0070.00017.05
8.0.150.0040.00416.90
8.0.140.0000.00716.80
8.0.130.0000.00613.44
8.0.120.0030.00516.89
8.0.110.0040.00416.98
8.0.100.0050.00217.00
8.0.90.0000.00717.03
8.0.80.0070.01017.02
8.0.70.0000.00816.96
8.0.60.0060.00316.86
8.0.50.0040.00416.97
8.0.30.0180.00517.28
8.0.20.0120.00717.40
8.0.10.0080.00017.11
8.0.00.0120.01116.76
7.4.330.0030.00315.09
7.4.320.0000.00616.53
7.4.300.0000.00616.52
7.4.290.0000.00616.49
7.4.280.0030.00516.44
7.4.270.0000.00716.52
7.4.260.0040.00416.38
7.4.250.0040.00416.44
7.4.240.0030.00416.51
7.4.230.0000.00716.49
7.4.220.0060.01216.46
7.4.210.0140.00016.54
7.4.200.0000.00716.71
7.4.160.0110.00416.44
7.4.150.0120.00617.40
7.4.140.0140.00717.86
7.4.130.0130.00616.46
7.4.120.0100.00816.59
7.4.110.0080.01216.65
7.4.100.0130.00716.46
7.4.90.0080.01116.52
7.4.80.0070.01419.39
7.4.70.0120.00916.73
7.4.60.0080.00816.50
7.4.50.0040.00416.25
7.4.40.0050.01116.71
7.4.30.0130.00716.50
7.4.00.0100.00615.24
7.3.330.0060.00013.08
7.3.320.0020.00213.09
7.3.310.0000.00716.26
7.3.300.0000.00716.28
7.3.290.0050.00816.31
7.3.280.0110.00916.35
7.3.270.0080.01117.40
7.3.260.0130.00416.60
7.3.250.0120.00816.38
7.3.240.0070.01316.25
7.3.230.0100.01016.39
7.3.210.0100.00716.52
7.3.200.0130.00819.39
7.3.190.0040.01216.28
7.3.180.0070.01016.39
7.3.170.0040.01216.45
7.3.160.0130.00316.42
7.3.120.0070.01014.66
7.3.110.0070.00714.87
7.3.100.0060.01214.81
7.3.90.0060.00914.74
7.3.80.0050.00514.79
7.3.70.0100.00614.70
7.3.60.0040.01414.57
7.3.50.0070.01014.81
7.3.40.0100.00714.78
7.3.30.0090.00614.88
7.3.20.0090.00916.59
7.3.10.0000.01716.62
7.3.00.0070.01116.62
7.2.330.0130.00616.46
7.2.320.0120.00416.57
7.2.310.0100.00716.54
7.2.300.0090.00816.41
7.2.290.0140.00616.59
7.2.240.0060.00915.13
7.2.230.0000.01815.13
7.2.220.0040.01415.13
7.2.210.0000.01615.20
7.2.200.0140.00314.93
7.2.190.0000.01515.07
7.2.180.0090.00914.76
7.2.170.0110.00014.84
7.2.160.0080.00414.93
7.2.150.0030.01416.90
7.2.140.0070.00717.03
7.2.130.0000.01116.71
7.2.120.0060.01016.75
7.2.110.0030.01516.71
7.2.100.0100.00316.80
7.2.90.0110.00716.63
7.2.80.0070.00416.67
7.2.70.0070.01016.79
7.2.60.0030.01016.85
7.2.50.0000.01016.86
7.2.40.0160.00016.61
7.2.30.0040.00417.02
7.2.20.0040.01116.99
7.2.10.0040.01116.67
7.2.00.0050.01018.05
7.1.330.0030.01115.74
7.1.320.0060.00915.67
7.1.310.0000.01515.54
7.1.300.0000.01315.32
7.1.290.0030.01415.61
7.1.280.0040.01115.72
7.1.270.0070.01015.52
7.1.260.0070.00715.71
7.1.250.0060.00615.78
7.1.200.0100.00015.85
7.1.100.0030.00817.98
7.1.70.0030.00517.13
7.1.60.0130.01019.59
7.1.50.0070.01016.97
7.1.00.0070.06722.46
7.0.200.0070.00716.53
7.0.100.0100.07020.02
7.0.90.0030.09019.86
7.0.80.0030.07719.88
7.0.70.0100.08019.84
7.0.60.0030.08319.97
7.0.50.0600.06720.16
7.0.40.0070.08019.94
7.0.30.0100.06020.05
7.0.20.0070.07720.11
7.0.10.0100.04720.07
7.0.00.0100.08020.14
5.6.280.0070.07321.02
5.6.250.0130.07720.63
5.6.240.0070.08320.76
5.6.230.0130.07320.63
5.6.220.0070.08020.68
5.6.210.0130.07320.76
5.6.200.0100.05721.18
5.6.190.0100.07020.96
5.6.180.0100.08321.08
5.6.170.0130.07321.02
5.6.160.0130.06720.96
5.6.150.0070.07321.11
5.6.140.0070.07021.06
5.6.130.0070.08021.04
5.6.120.0100.08021.04
5.6.110.0100.08721.09
5.6.100.0070.08020.93
5.6.90.0030.06020.95
5.6.80.0070.08720.50
5.6.70.0000.08320.39
5.6.60.0030.08320.51
5.6.50.0130.07720.31
5.6.40.0170.06320.42
5.6.30.0130.07320.30
5.6.20.0130.07320.38
5.6.10.0100.05020.41
5.6.00.0130.07320.30
5.5.380.0130.07320.42
5.5.370.0000.10720.55
5.5.360.0030.08320.41
5.5.350.0030.08720.46
5.5.340.0070.06720.93
5.5.330.0130.07720.91
5.5.320.0170.07020.83
5.5.310.0130.07320.91
5.5.300.0070.08020.64
5.5.290.0100.08320.92
5.5.280.0030.08720.88
5.5.270.0030.09020.89
5.5.260.0170.07020.88
5.5.250.0100.07320.64
5.5.240.0130.07020.19
5.5.230.0070.07020.15
5.5.220.0070.07720.24
5.5.210.0130.06320.31
5.5.200.0170.07020.25
5.5.190.0070.08720.26
5.5.180.0100.07020.20
5.5.160.0100.07020.22
5.5.150.0030.08319.99
5.5.140.0030.08320.23
5.5.130.0070.08320.27
5.5.120.0000.08320.18
5.5.110.0100.07720.12
5.5.100.0100.06720.16
5.5.90.0070.07720.07
5.5.80.0070.07320.02
5.5.70.0100.08020.16
5.5.60.0070.08020.05
5.5.50.0030.08020.10
5.5.40.0030.08020.05
5.5.30.0070.07319.95
5.5.20.0070.08020.14
5.5.10.0070.05020.00
5.5.00.0130.07720.07
5.4.450.0100.07319.41
5.4.440.0130.07719.36
5.4.430.0070.08019.45
5.4.420.0070.08019.23
5.4.410.0100.07319.34
5.4.400.0100.06718.82
5.4.390.0130.06018.98
5.4.380.0100.07019.13
5.4.370.0100.07019.06
5.4.360.0070.07319.04
5.4.350.0100.06718.81
5.4.340.0070.07718.98
5.4.320.0030.06019.13
5.4.310.0130.06718.81
5.4.300.0030.07718.79
5.4.290.0170.05718.96
5.4.280.0170.07018.90
5.4.270.0130.07019.10
5.4.260.0100.07319.02
5.4.250.0170.04319.04
5.4.240.0130.07018.78
5.4.230.0130.07018.83
5.4.220.0030.08319.14
5.4.210.0030.05318.94
5.4.200.0030.08318.98
5.4.190.0070.07319.04
5.4.180.0130.05319.14
5.4.170.0100.06719.12
5.4.160.0070.04719.13
5.4.150.0000.08019.21
5.4.140.0100.06716.28
5.4.130.0070.06716.26
5.4.120.0000.07716.36
5.4.110.0070.07316.31
5.4.100.0100.07316.26
5.4.90.0100.07016.43
5.4.80.0070.07716.29
5.4.70.0100.06316.43
5.4.60.0070.05716.19
5.4.50.0170.06016.23
5.4.40.0200.06316.45
5.4.30.0070.07316.40
5.4.20.0130.06316.31
5.4.10.0130.07016.39
5.4.00.0070.06715.72
5.3.290.0170.07014.67
5.3.280.0100.07714.43
5.3.270.0070.08014.57
5.3.260.0170.07314.59
5.3.250.0000.05014.61
5.3.240.0070.04014.61
5.3.230.0070.07314.60
5.3.220.0070.07314.53
5.3.210.0130.06714.48
5.3.200.0100.07014.43
5.3.190.0130.06714.53
5.3.180.0030.08314.55
5.3.170.0000.08014.52
5.3.160.0130.06714.43
5.3.150.0070.08014.55
5.3.140.0170.07014.58
5.3.130.0000.05014.43
5.3.120.0030.07314.52
5.3.110.0100.05014.54
5.3.100.0070.07313.86
5.3.90.0070.07013.88
5.3.80.0070.06013.88
5.3.70.0100.07014.02
5.3.60.0070.07313.99
5.3.50.0000.07713.88
5.3.40.0070.07713.93
5.3.30.0070.06313.89
5.3.20.0070.07013.70
5.3.10.0130.06713.64
5.3.00.0030.07313.58
5.2.170.0030.03711.14
5.2.160.0100.05711.14
5.2.150.0170.05011.01
5.2.140.0000.07011.06
5.2.130.0030.06711.09
5.2.120.0030.06311.09
5.2.110.0130.05310.94
5.2.100.0000.05710.95
5.2.90.0070.06010.96
5.2.80.0070.06311.12
5.2.70.0030.06311.16
5.2.60.0030.05310.92
5.2.50.0070.05010.86
5.2.40.0070.05010.86
5.2.30.0000.06710.84
5.2.20.0000.06010.95
5.2.10.0070.05710.93
5.2.00.0030.06310.64
5.1.60.0030.05310.01
5.1.50.0070.0409.89
5.1.40.0070.05010.07
5.1.30.0070.05710.40
5.1.20.0000.03310.38
5.1.10.0070.04310.07
5.1.00.0070.05010.09
5.0.50.0000.0478.55
5.0.40.0030.0478.46
5.0.30.0100.0608.25
5.0.20.0070.0338.28
5.0.10.0030.0408.05
5.0.00.0000.0608.25
4.4.90.0000.0408.04
4.4.80.0000.0378.04
4.4.70.0030.0338.04
4.4.60.0070.0178.04
4.4.50.0070.0308.04
4.4.40.0070.0538.04
4.4.30.0030.0278.04
4.4.20.0070.0338.04
4.4.10.0030.0378.04
4.4.00.0030.0508.04
4.3.110.0030.0338.04
4.3.100.0070.0308.04
4.3.90.0070.0308.04
4.3.80.0000.0578.04
4.3.70.0030.0338.04
4.3.60.0000.0378.04
4.3.50.0030.0378.04
4.3.40.0000.0478.04
4.3.30.0000.0338.04
4.3.20.0000.0338.04
4.3.10.0000.0208.04
4.3.00.0000.0178.04

preferences:
57.63 ms | 401 KiB | 5 Q