3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s="ó12345678\r\n1234\n;"; //$s=utf8_encode("ó12345678\r\n1234\n;") print_r(mb_detect_encoding($s)."\n"); print_r(mb_strlen($s)."\n"); print_r(mb_strpos($s,';')."\n");

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)
8.3.40.0120.00818.57
8.3.30.0110.00719.05
8.3.20.0070.00020.17
8.3.10.0040.00422.08
8.3.00.0030.00522.39
8.2.170.0140.00022.96
8.2.160.0110.00419.21
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0110.00726.16
8.2.120.0080.00017.63
8.2.110.0030.00622.17
8.2.100.0080.00419.51
8.2.90.0040.00419.23
8.2.80.0120.00017.97
8.2.70.0100.00217.38
8.2.60.0040.00418.05
8.2.50.0040.00418.07
8.2.40.0000.00818.09
8.2.30.0060.00318.05
8.2.20.0060.00317.60
8.2.10.0030.00519.54
8.2.00.0000.00817.55
8.1.270.0050.00321.91
8.1.260.0080.00026.35
8.1.250.0170.00028.09
8.1.240.0060.00323.92
8.1.230.0110.00018.94
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0110.00017.35
8.1.190.0060.00317.53
8.1.180.0080.00018.10
8.1.170.0080.00018.73
8.1.160.0070.00322.06
8.1.150.0040.00418.57
8.1.140.0040.00417.49
8.1.130.0000.00717.73
8.1.120.0000.00817.54
8.1.110.0040.00417.41
8.1.100.0000.00817.57
8.1.90.0020.00517.53
8.1.80.0080.00017.41
8.1.70.0000.00717.40
8.1.60.0060.00617.67
8.1.50.0040.00417.47
8.1.40.0030.00617.64
8.1.30.0000.00717.61
8.1.20.0040.00417.71
8.1.10.0070.00017.40
8.1.00.0040.00417.29
8.0.300.0030.00318.77
8.0.290.0030.00317.18
8.0.280.0030.00318.36
8.0.270.0030.00517.31
8.0.260.0040.00416.77
8.0.250.0000.00817.04
8.0.240.0000.00717.04
8.0.230.0000.00716.98
8.0.220.0030.00416.93
8.0.210.0000.00716.82
8.0.200.0040.00416.89
8.0.190.0000.00817.02
8.0.180.0030.00516.92
8.0.170.0030.00517.01
8.0.160.0000.00716.83
8.0.150.0040.00416.79
8.0.140.0050.00316.94
8.0.130.0000.00513.33
8.0.120.0000.00816.88
8.0.110.0040.00416.88
8.0.100.0070.00016.79
8.0.90.0040.00416.84
8.0.80.0080.00816.99
8.0.70.0040.00416.97
8.0.60.0030.00516.84
8.0.50.0070.00016.77
8.0.30.0110.00916.94
8.0.20.0040.01417.40
8.0.10.0070.00016.79
8.0.00.0110.00916.65
7.4.330.0000.00415.00
7.4.320.0030.00316.50
7.4.300.0080.00016.59
7.4.290.0030.00316.59
7.4.280.0090.00016.60
7.4.270.0060.00016.53
7.4.260.0000.00716.49
7.4.250.0030.00516.53
7.4.240.0040.00316.56
7.4.230.0030.00316.42
7.4.220.0150.00416.69
7.4.210.0100.00416.52
7.4.200.0000.00716.66
7.4.190.0000.00716.55
7.4.160.0090.00616.49
7.4.150.0120.00617.40
7.4.140.0090.00817.86
7.4.130.0090.00816.51
7.4.120.0110.00616.47
7.4.110.0120.00616.48
7.4.100.0120.00616.46
7.4.90.0180.00416.48
7.4.80.0090.01319.39
7.4.70.0060.01016.60
7.4.60.0110.00716.51
7.4.50.0030.00516.43
7.4.40.0070.01022.77
7.4.30.0030.01416.47
7.4.00.0030.01414.86
7.3.330.0000.00513.10
7.3.320.0050.00013.18
7.3.310.0000.00716.31
7.3.300.0000.00616.16
7.3.290.0000.01516.30
7.3.280.0070.01116.22
7.3.270.0100.00717.40
7.3.260.0170.00416.53
7.3.250.0130.00416.18
7.3.240.0140.01016.42
7.3.230.0120.00916.39
7.3.210.0070.01016.25
7.3.200.0090.00619.39
7.3.190.0100.00716.16
7.3.180.0070.00716.48
7.3.170.0100.01016.27
7.3.160.0120.00316.28
7.3.120.0060.01014.79
7.3.10.0040.01016.59
7.3.00.0090.00716.57
7.2.330.0090.00916.55
7.2.320.0000.01716.30
7.2.310.0090.00916.32
7.2.300.0090.00616.39
7.2.290.0110.00616.41
7.2.130.0130.00316.58
7.2.120.0110.00316.62
7.2.110.0090.00516.62
7.2.100.0080.00616.62
7.2.90.0090.00916.67
7.2.80.0120.01116.73
7.2.70.0110.00316.77
7.2.60.0070.00816.66
7.2.50.0070.00916.71
7.2.40.0080.01016.82
7.2.30.0090.00716.40
7.2.20.0100.00416.80
7.2.10.0130.00516.86
7.2.00.0090.00917.53
7.1.250.0050.00915.65
7.1.240.0110.00715.66
7.1.230.0070.00715.41
7.1.220.0070.01315.46
7.1.210.0140.00615.89
7.1.200.0110.00915.68
7.1.190.0180.00515.87
7.1.180.0160.00815.77
7.1.170.0170.00815.76
7.1.160.0070.01415.38
7.1.150.0150.00815.77
7.1.140.0070.01415.62
7.1.130.0150.00915.79
7.1.120.0180.00815.24
7.1.110.0110.01415.70
7.1.100.0110.00916.93
7.1.90.0160.01215.75
7.1.80.0200.01215.81
7.1.70.0130.00416.17
7.1.60.0130.00716.39
7.1.50.0100.01316.08
7.1.40.0130.00815.78
7.1.30.0150.00815.71
7.1.20.0140.00815.90
7.1.10.0160.01015.52
7.1.00.0090.04118.93
7.0.330.0100.00314.98
7.0.320.0110.00315.28
7.0.310.0250.00015.39
7.0.300.0150.01115.31
7.0.290.0100.01015.10
7.0.280.0150.00815.09
7.0.270.0080.01615.16
7.0.260.0140.01015.28
7.0.250.0160.01615.25
7.0.240.0190.00815.33
7.0.230.0170.01015.34
7.0.220.0120.01215.27
7.0.210.0150.01115.25
7.0.200.0150.00516.11
7.0.190.0070.01715.35
7.0.180.0100.01015.37
7.0.170.0140.00815.32
7.0.160.0140.00315.33
7.0.150.0090.00715.20
7.0.140.0090.03818.70
7.0.130.0210.00015.55
7.0.120.0130.00515.48
7.0.110.0100.00715.18
7.0.100.0120.00615.05
7.0.90.0100.01015.35
7.0.80.0090.00915.34
7.0.70.0170.00415.26
7.0.60.0160.04117.65
7.0.50.0110.04316.59
7.0.40.0030.02616.73
7.0.30.0340.03216.71
7.0.20.0180.02516.86
7.0.10.0100.04616.85
7.0.00.0030.04616.76
5.6.380.0100.01413.97
5.6.370.0040.00814.10
5.6.360.0030.01314.34
5.6.350.0030.00914.45
5.6.340.0070.00713.78
5.6.330.0070.00714.43
5.6.320.0190.00014.00
5.6.310.0100.01314.14
5.6.300.0120.00814.01
5.6.290.0060.01314.23
5.6.280.0060.03917.49
5.6.270.0030.01014.45
5.6.260.0030.01214.16
5.6.250.0000.01814.34
5.6.240.0000.01614.04
5.6.230.0110.00714.40
5.6.220.0100.00713.92
5.6.210.0080.03717.38
5.6.200.0060.02616.15
5.6.190.0090.02917.31
5.6.180.0190.03717.52
5.6.170.0250.03017.22
5.6.160.0050.04517.19
5.6.150.0100.04616.16
5.6.140.0090.04016.24
5.6.130.0120.04116.30
5.6.120.0120.03817.59
5.6.110.0050.03117.48
5.6.100.0110.04417.71
5.6.90.0100.04417.64
5.6.80.0090.02517.21
5.6.70.0040.01213.92
5.6.60.0140.00414.05
5.6.50.0100.00714.28
5.6.40.0120.00414.14
5.6.30.0100.00513.91
5.6.20.0100.00714.30
5.6.10.0030.01414.39
5.6.00.0030.01414.36
5.5.380.0100.00311.04
5.5.370.0040.01110.89
5.5.360.0030.01011.11
5.5.350.0120.03515.56
5.5.340.0070.04014.56
5.5.330.0100.03215.68
5.5.320.0050.04615.81
5.5.310.0210.02615.68
5.5.300.0050.04414.60
5.5.290.0060.03814.54
5.5.280.0080.03615.82
5.5.270.0170.03615.79
5.5.260.0050.04115.81
5.5.250.0070.03115.83
5.5.240.0140.03415.45
5.5.230.0130.00010.69
5.5.220.0060.00610.85
5.5.210.0040.01110.84
5.5.200.0080.00710.91
5.5.190.0060.00610.60
5.5.180.0000.01210.79
5.5.170.0030.00811.09
5.5.160.0050.00310.83
5.5.150.0000.00910.86
5.5.140.0040.00810.75
5.5.130.0060.00611.12
5.5.120.0030.01010.48
5.5.110.0000.01411.05
5.5.100.0060.00610.75
5.5.90.0090.00610.83
5.5.80.0050.00810.84
5.5.70.0040.00910.82
5.5.60.0050.00910.86
5.5.50.0080.00411.05
5.5.40.0000.01311.01
5.5.30.0090.00010.95
5.5.20.0040.00810.86
5.5.10.0050.00910.83
5.5.00.0090.00411.00
5.4.450.0370.03015.10
5.4.440.0060.03415.36
5.4.430.0150.03515.19
5.4.420.0080.03015.10
5.4.410.0160.02214.91
5.4.400.0110.02514.74
5.4.390.0090.02714.80
5.4.380.0220.02414.79
5.4.370.0100.03314.74
5.4.360.0130.02714.58
5.4.350.0100.03314.67
5.4.340.0120.02714.77
5.4.330.0040.00410.55
5.4.320.0050.02111.62
5.4.310.0060.02311.70
5.4.300.0090.01911.61
5.4.290.0060.02511.74
5.4.280.0070.01911.66
5.4.270.0070.03014.99
5.4.260.0120.03514.92
5.4.250.0100.02814.83
5.4.240.0100.04214.83
5.4.230.0110.04015.02
5.4.220.0110.03514.85
5.4.210.0140.02914.79
5.4.200.0080.03814.95
5.4.190.0120.03014.97
5.4.180.0170.02614.86
5.4.170.0050.03714.90
5.4.160.0020.04014.63
5.4.150.0090.03914.87
5.4.140.0070.02713.68
5.4.130.0100.03313.70
5.4.120.0070.03013.64
5.4.110.0080.03513.67
5.4.100.0110.02513.56
5.4.90.0130.02413.52
5.4.80.0090.03513.68
5.4.70.0120.02413.61
5.4.60.0130.02613.68
5.4.50.0100.04113.68
5.4.40.0070.02913.60
5.4.30.0070.04013.52
5.4.20.0140.03313.66
5.4.10.0160.03513.69
5.4.00.0160.03013.43
5.3.290.0030.02411.61
5.3.280.0090.03112.44
5.3.270.0120.03012.50
5.3.260.0030.03312.63
5.3.250.0000.04212.47
5.3.240.0160.02912.56
5.3.230.0110.02812.54
5.3.220.0070.04212.46
5.3.210.0030.03412.47
5.3.200.0030.03412.45
5.3.190.0050.03312.47
5.3.180.0070.03412.64
5.3.170.0110.03012.52
5.3.160.0080.02712.63
5.3.150.0110.04012.59
5.3.140.0050.03912.53
5.3.130.0050.03212.48
5.3.120.0100.02512.49
5.3.110.0100.03912.43
5.3.100.0050.03812.13
5.3.90.0120.02312.10
5.3.80.0080.03312.11
5.3.70.0080.03412.10
5.3.60.0070.03212.26
5.3.50.0100.02712.07
5.3.40.0070.03112.13
5.3.30.0140.02812.09
5.3.20.0020.03212.08
5.3.10.0070.03011.87
5.3.00.0060.02711.96
5.2.170.0110.02210.65
5.2.160.0050.02310.61
5.2.150.0120.02810.70
5.2.140.0030.03510.63
5.2.130.0070.02210.55
5.2.120.0080.03010.68
5.2.110.0110.01810.63
5.2.100.0050.02510.62
5.2.90.0050.02210.62
5.2.80.0050.02510.63
5.2.70.0070.02810.46
5.2.60.0030.03210.52
5.2.50.0040.02610.63
5.2.40.0070.03010.58
5.2.30.0090.03110.57
5.2.20.0070.01810.48
5.2.10.0020.02510.38
5.2.00.0020.02610.46
5.1.60.0030.02410.08
5.1.50.0100.01910.15
5.1.40.0050.0239.93
5.1.30.0050.02010.17
5.1.20.0070.02910.29
5.1.10.0050.02310.06
5.1.00.0030.02410.15
5.0.50.0070.0159.48
5.0.40.0050.0169.48
5.0.30.0050.0299.48
5.0.20.0050.0189.48
5.0.10.0030.0169.48
5.0.00.0030.0229.48
4.4.90.0010.0199.48
4.4.80.0040.0139.48
4.4.70.0030.0179.48
4.4.60.0030.0129.48
4.4.50.0050.0159.48
4.4.40.0050.0179.48
4.4.30.0030.0179.48
4.4.20.0000.0209.48
4.4.10.0000.0169.48
4.4.00.0020.0219.48
4.3.110.0000.0209.48
4.3.100.0020.0149.48
4.3.90.0020.0179.48
4.3.80.0050.0179.48
4.3.70.0010.0189.48
4.3.60.0050.0109.48
4.3.50.0020.0139.48
4.3.40.0030.0189.48
4.3.30.0030.0139.48
4.3.20.0030.0139.48
4.3.10.0000.0159.48
4.3.00.0030.0168.24

preferences:
41.92 ms | 400 KiB | 5 Q