3v4l.org

run code in 300+ PHP versions simultaneously
<?php function utf8ToLocalEncoding($s) { if (substr(PHP_OS, 0, 3) === 'WIN' || true) { $tmp = explode(".", setlocale(LC_CTYPE, 0)); if (isset($tmp[1]) && is_int($tmp[1])) $s = @iconv("UTF-8", "cp" . $tmp[1] . "//TRANSLIT", $s); } return $s; } function localEncodingToUtf8($s) { if (substr(PHP_OS, 0, 3) === 'WIN' || true) { $tmp = explode(".", setlocale(LC_CTYPE, 0)); if (isset($tmp[1]) && is_int($tmp[1])) $s = @iconv("cp" . $tmp[1] . "//TRANSLIT", "UTF-8", $s); } return $s; } $original = "šířéč"; $a = utf8toLocalEncoding($original); $b = localEncodingToUtf8($a); var_dump($original, $a, $b, $original === $b); var_dump(setlocale(LC_CTYPE, 0));

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)
8.3.60.0170.00316.75
8.3.50.0110.00621.94
8.3.40.0120.00318.93
8.3.30.0100.00319.13
8.3.20.0030.00520.34
8.3.10.0040.00423.48
8.3.00.0080.00019.38
8.2.180.0090.00618.54
8.2.170.0110.00322.96
8.2.160.0140.00020.53
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00722.08
8.2.110.0040.00422.12
8.2.100.0040.00817.78
8.2.90.0080.00019.34
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0000.00818.05
8.2.50.0000.00818.07
8.2.40.0060.00318.16
8.2.30.0000.00718.07
8.2.20.0040.00417.89
8.2.10.0050.00218.05
8.2.00.0040.00417.89
8.1.280.0070.01025.92
8.1.270.0030.00522.19
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0040.00423.83
8.1.230.0060.00619.02
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0060.00317.40
8.1.180.0090.00018.10
8.1.170.0050.00318.53
8.1.160.0000.00722.04
8.1.150.0040.00418.71
8.1.140.0030.00617.47
8.1.130.0030.00317.80
8.1.120.0050.00217.46
8.1.110.0050.00217.37
8.1.100.0000.00717.44
8.1.90.0070.00017.47
8.1.80.0040.00417.46
8.1.70.0040.00417.44
8.1.60.0080.00017.61
8.1.50.0050.00317.58
8.1.40.0000.00817.45
8.1.30.0040.00417.54
8.1.20.0080.00017.57
8.1.10.0000.00817.48
8.1.00.0000.00917.52
8.0.300.0000.00718.77
8.0.290.0070.00017.18
8.0.280.0050.00318.43
8.0.270.0000.00717.21
8.0.260.0060.00016.82
8.0.250.0080.00017.05
8.0.240.0000.00817.08
8.0.230.0000.00717.02
8.0.220.0030.00316.84
8.0.210.0070.00016.95
8.0.200.0080.00017.06
8.0.190.0040.00417.04
8.0.180.0000.00717.04
8.0.170.0060.00316.94
8.0.160.0040.00416.87
8.0.150.0040.00416.87
8.0.140.0040.00416.83
8.0.130.0050.00513.34
8.0.120.0050.00216.82
8.0.110.0000.00816.99
8.0.100.0000.00816.98
8.0.90.0000.00716.94
8.0.80.0000.01516.93
8.0.70.0040.00416.94
8.0.60.0000.00716.86
8.0.50.0030.00616.96
8.0.30.0080.01217.05
8.0.20.0080.01017.40
8.0.10.0040.00417.07
8.0.00.0160.00516.80
7.4.330.0050.00015.07
7.4.320.0030.00316.53
7.4.300.0030.00316.63
7.4.290.0030.00316.66
7.4.280.0060.00316.66
7.4.270.0030.00316.64
7.4.260.0000.00716.60
7.4.250.0000.00816.58
7.4.240.0000.00716.49
7.4.230.0030.00316.56
7.4.220.0150.01016.56
7.4.210.0070.00816.47
7.4.200.0070.00016.53
7.4.190.0070.00016.60
7.4.160.0080.00816.70
7.4.150.0000.01717.40
7.4.140.0210.01417.86
7.4.130.0080.00816.59
7.4.120.0090.00916.48
7.4.110.0100.01016.51
7.4.100.0060.01816.62
7.4.90.0140.00316.57
7.4.80.0060.01219.39
7.4.70.0080.01216.28
7.4.60.0120.00916.47
7.4.50.0070.01016.37
7.4.40.0160.00319.53
7.4.30.0220.00316.13
7.4.20.0160.00915.96
7.4.10.0140.00715.68
7.4.00.0080.01115.50
7.3.330.0000.00513.40
7.3.320.0020.00213.38
7.3.310.0000.00716.34
7.3.300.0030.00316.53
7.3.290.0080.01116.44
7.3.280.0090.00616.47
7.3.270.0130.01317.40
7.3.260.0140.00316.67
7.3.250.0070.01316.55
7.3.240.0070.01116.51
7.3.230.0030.01316.43
7.3.210.0100.00716.30
7.3.200.0060.01016.39
7.3.190.0120.01116.41
7.3.180.0120.00816.41
7.3.170.0090.00716.41
7.3.160.0110.00916.48
7.3.150.0170.01016.30
7.3.140.0190.00516.38
7.3.130.0130.00715.69
7.3.120.0070.01115.45
7.3.110.0090.00915.53
7.3.100.0100.00715.30
7.3.90.0070.00915.52
7.3.80.0080.00815.28
7.3.70.0080.00715.45
7.3.60.0060.00915.25
7.3.50.0120.00715.33
7.3.40.0030.01215.29
7.3.30.0070.00815.41
7.3.20.0110.00517.20
7.3.10.0070.00917.12
7.3.00.0080.00917.00
7.2.330.0120.00616.66
7.2.320.0100.01016.44
7.2.310.0030.01916.53
7.2.300.0120.00916.54
7.2.290.0120.01216.40
7.2.280.0240.00616.23
7.2.270.0160.00816.43
7.2.260.0120.00915.83
7.2.250.0070.01415.79
7.2.240.0080.00815.50
7.2.230.0090.01215.51
7.2.220.0080.00815.47
7.2.210.0060.01115.39
7.2.200.0120.00515.53
7.2.190.0100.00815.34
7.2.180.0070.00915.49
7.2.170.0090.00615.47
7.2.160.0110.00715.48
7.2.150.0070.01017.40
7.2.140.0110.00817.45
7.2.130.0070.00917.23
7.2.120.0100.00917.26
7.2.110.0140.00417.38
7.2.100.0050.01417.33
7.2.90.0070.00717.33
7.2.80.0080.00917.40
7.2.70.0080.01017.33
7.2.60.0040.01317.13
7.2.50.0100.00717.38
7.2.40.0050.01217.31
7.2.30.0100.00917.37
7.2.20.0120.00717.33
7.2.10.0090.00917.24
7.2.00.0080.01017.90
7.1.330.0120.01016.33
7.1.320.0140.00916.37
7.1.310.0080.01316.41
7.1.300.0130.00816.28
7.1.290.0070.01116.34
7.1.280.0070.00816.21
7.1.270.0100.00916.26
7.1.260.0060.00816.38
7.1.250.0040.01216.41
7.1.240.0120.01416.63
7.1.230.0050.01416.55
7.1.220.0140.01116.50
7.1.210.0060.01316.46
7.1.200.0180.00816.55
7.1.190.0140.00616.63
7.1.180.0040.01316.71
7.1.170.0080.01016.49
7.1.160.0220.00616.68
7.1.150.0070.00816.60
7.1.140.0080.00916.48
7.1.130.0070.01016.64
7.1.120.0100.01116.65
7.1.110.0140.01116.72
7.1.100.0190.00916.87
7.1.90.0100.01116.38
7.1.80.0320.01616.61
7.1.70.0160.00916.69
7.1.60.0230.01217.50
7.1.50.0100.01316.64
7.1.40.0240.01316.65
7.1.30.0150.00916.67
7.1.20.0140.00916.55
7.1.10.0140.01116.60
7.1.00.0150.02918.49
7.0.330.0080.00916.17
7.0.320.0070.00716.12
7.0.310.0140.00916.23
7.0.300.0120.00316.10
7.0.290.0040.01616.11
7.0.280.0080.00716.13
7.0.270.0070.01016.13
7.0.260.0140.00516.03
7.0.250.0080.01016.22
7.0.240.0120.01116.20
7.0.230.0210.01716.33
7.0.220.0180.01416.03
7.0.210.0200.00216.15
7.0.200.0110.00816.27
7.0.190.0140.00916.01
7.0.180.0160.00516.10
7.0.170.0150.00816.18
7.0.160.0180.00216.33
7.0.150.0220.00516.07
7.0.140.0120.02618.15
7.0.130.0160.00516.10
7.0.120.0100.01016.22
7.0.110.0140.00916.26
7.0.100.0120.01016.11
7.0.90.0090.01116.19
7.0.80.0080.01016.20
7.0.70.0110.01016.09
7.0.60.0120.03317.38
7.0.50.0080.03216.82
7.0.40.0100.01916.79
7.0.30.0180.03116.77
7.0.20.0200.03516.79
7.0.10.0140.03216.84
7.0.00.0090.02516.77
5.6.400.0060.01115.06
5.6.390.0110.01315.08
5.6.380.0080.01014.99
5.6.370.0100.01415.19
5.6.360.0050.01415.08
5.6.350.0120.00615.35
5.6.340.0100.00515.11
5.6.330.0130.00515.15
5.6.320.0080.00915.24
5.6.310.0200.00515.14
5.6.300.0100.01115.38
5.6.290.0120.00715.12
5.6.280.0150.00915.02
5.6.270.0120.00915.12
5.6.260.0190.01315.05
5.6.250.0090.01415.34
5.6.240.0120.01015.02
5.6.230.0150.00715.15
5.6.220.0090.01115.14
5.6.210.0120.03216.97
5.6.200.0110.03016.13
5.6.190.0080.02316.90
5.6.180.0180.02616.93
5.6.170.0170.01716.92
5.6.160.0080.02816.95
5.6.150.0110.03616.19
5.6.140.0140.02416.16
5.6.130.0100.03716.12
5.6.120.0080.03617.09
5.6.110.0130.02817.04
5.6.100.0100.03417.14
5.6.90.0140.02916.82
5.6.80.0070.02116.69
5.6.70.1230.01716.68
5.6.60.0140.00714.95
5.6.50.0140.00914.99
5.6.40.0150.00815.03
5.6.30.0100.01415.00
5.6.20.0110.01014.94
5.6.10.0090.01214.98
5.6.00.0130.00915.01
5.5.380.0110.01015.13
5.5.370.0160.00715.11
5.5.360.0060.01214.83
5.5.350.0090.01616.76
5.5.340.0100.02316.06
5.5.330.0130.03216.76
5.5.320.0180.02116.71
5.5.310.0200.03116.79
5.5.300.0140.02815.83
5.5.290.0090.03416.05
5.5.280.0140.02916.96
5.5.270.0120.02417.02
5.5.260.0130.03016.95
5.5.250.0090.02016.74
5.5.240.0110.02416.70
5.5.230.0090.01314.92
5.5.220.0170.00414.89
5.5.210.0150.00614.81
5.5.200.0130.00715.06
5.5.190.0080.01815.05
5.5.180.0060.01714.95
5.5.170.0150.00715.03
5.5.160.0140.00914.98
5.5.150.0100.01414.91
5.5.140.0150.00614.98
5.5.130.0090.01714.90
5.5.120.0160.00914.88
5.5.110.0120.01114.68
5.5.100.0030.01914.90
5.5.90.0090.01414.74
5.5.80.0120.01515.05
5.5.70.0150.00914.87
5.5.60.0120.00914.78
5.5.50.0140.00714.71
5.5.40.0180.00314.82
5.5.30.0070.01214.90
5.5.20.0090.01115.00
5.5.10.0170.01214.86
5.5.00.0070.01214.93
5.4.450.0110.01814.51
5.4.440.0160.01614.53
5.4.430.0120.01914.57
5.4.420.0120.01714.45
5.4.410.0120.01714.53
5.4.400.0140.01614.49
5.4.390.0100.02014.43
5.4.380.0200.02214.50
5.4.370.0150.01514.43
5.4.360.0140.02814.46
5.4.350.0130.01714.46
5.4.340.0180.02514.38
5.4.330.0130.00612.22
5.4.320.0120.03314.37
5.4.310.0170.02614.46
5.4.300.0190.02014.38
5.4.290.0200.02214.32
5.4.280.0160.02814.38
5.4.270.0150.02714.43
5.4.260.0200.01914.46
5.4.250.0180.02814.40
5.4.240.0180.02614.40
5.4.230.0160.01914.37
5.4.220.0170.01514.47
5.4.210.0110.02614.49
5.4.200.0170.02014.32
5.4.190.0160.01814.45
5.4.180.0190.02414.47
5.4.170.0160.02814.52
5.4.160.0180.02914.30
5.4.150.0130.02414.53
5.4.140.0160.01613.65
5.4.130.0110.02013.57
5.4.120.0190.01713.67
5.4.110.0140.01813.47
5.4.100.0180.02713.50
5.4.90.0150.02913.57
5.4.80.0150.02713.52
5.4.70.0230.02013.61
5.4.60.0150.02113.53
5.4.50.0180.02713.60
5.4.40.0150.02813.44
5.4.30.0140.02713.59
5.4.20.0170.02213.57
5.4.10.0150.01813.64
5.4.00.0120.01613.35
5.3.290.0170.02913.20
5.3.280.0170.02913.06
5.3.270.0170.01813.14
5.3.260.0100.03213.06
5.3.250.0150.01913.10
5.3.240.0140.02713.01
5.3.230.0190.02413.07
5.3.220.0150.02213.00
5.3.210.0150.01813.06
5.3.200.0180.02613.04
5.3.190.0140.02813.05
5.3.180.0150.02013.12
5.3.170.0180.02113.15
5.3.160.0200.02413.10
5.3.150.0150.02013.12
5.3.140.0150.01813.11
5.3.130.0100.02413.02
5.3.120.0190.02813.14
5.3.110.0190.02413.15
5.3.100.0120.01613.04
5.3.90.0140.02112.95
5.3.80.0160.02712.84
5.3.70.0200.02612.96
5.3.60.0170.01912.88
5.3.50.0180.01612.88
5.3.40.0130.02012.84
5.3.30.0170.02112.88
5.3.20.0140.01912.74
5.3.10.0190.02712.69
5.3.00.0120.02612.75
5.2.170.0170.03511.98
5.2.160.0240.02711.99
5.2.150.0120.02711.96
5.2.140.0170.02311.87
5.2.130.0220.02911.87
5.2.120.0220.02611.93
5.2.110.0200.02711.93
5.2.100.0150.02311.96
5.2.90.0170.01611.83
5.2.80.0140.03411.82
5.2.70.0190.02811.82
5.2.60.0160.03611.83
5.2.50.0180.03111.82
5.2.40.0110.02711.91
5.2.30.0160.02611.86
5.2.20.0140.02611.82
5.2.10.0110.03611.82
5.2.00.0150.02711.82
5.1.60.0180.02511.82
5.1.50.0130.02211.82
5.1.40.0180.02311.82
5.1.30.0150.03211.82
5.1.20.0150.03111.82
5.1.10.0140.02511.82
5.1.00.0120.02111.82
5.0.50.0080.02311.82
5.0.40.0110.02511.82
5.0.30.0080.02311.82
5.0.20.0060.01711.82
5.0.10.0080.01811.82
5.0.00.0160.02911.82
4.4.90.0120.01611.82
4.4.80.0100.01411.82
4.4.70.0070.01911.82
4.4.60.0080.01211.82
4.4.50.0070.01211.82
4.4.40.0120.02211.82
4.4.30.0120.01111.82
4.4.20.0120.01811.82
4.4.10.0090.01911.82
4.4.00.0080.02811.82
4.3.110.0070.01911.82
4.3.100.0050.01511.82
4.3.90.0090.01311.82
4.3.80.0070.03011.82
4.3.70.0100.01311.82
4.3.60.0080.01311.82
4.3.50.0070.01311.82
4.3.40.0130.01511.82
4.3.30.0070.01811.82
4.3.20.0040.01711.82
4.3.10.0030.02111.82
4.3.00.0050.02011.82

preferences:
50.09 ms | 401 KiB | 5 Q