3v4l.org

run code in 300+ PHP versions simultaneously
<?php function encodeToUtf8($string) { return mb_convert_encoding($string, "UTF-8", mb_detect_encoding($string, "UTF-8, ISO-8859-1, ISO-8859-15", true)); } function encodeToIso($string) { return mb_convert_encoding($string, "ISO-8859-1", mb_detect_encoding($string, "UTF-8, ISO-8859-1, ISO-8859-15", true)); } //echo mb_detect_encoding('¶¶A une quinzaine de¶kilomètres de la nécropole '); echo utf8_decode('¶¶A une quinzaine de¶kilomètres de la nécropole '); echo encodeToIso('¶¶A une quinzaine de¶kilomètres de la nécropole ', 'UTF-8', 'ISO-8859-2');

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)
8.3.60.0090.00918.55
8.3.50.0070.00717.92
8.3.40.0040.01118.67
8.3.30.0040.01118.53
8.3.20.0070.00720.34
8.3.10.0060.00323.66
8.3.00.0090.00019.38
8.2.180.0110.00718.79
8.2.170.0060.00922.96
8.2.160.0030.01020.52
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00022.16
8.2.120.0070.00026.35
8.2.110.0060.00321.18
8.2.100.0110.00017.97
8.2.90.0060.00319.30
8.2.80.0000.00817.97
8.2.70.0000.00817.88
8.2.60.0000.00718.18
8.2.50.0030.00518.14
8.2.40.0040.00420.78
8.2.30.0040.00419.40
8.2.20.0050.00318.19
8.2.10.0040.00418.10
8.2.00.0000.00818.13
8.1.280.0110.00425.92
8.1.270.0040.00420.55
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.87
8.1.230.0030.00917.83
8.1.220.0050.00317.74
8.1.210.0030.00718.77
8.1.200.0060.00317.48
8.1.190.0060.00317.47
8.1.180.0030.00618.10
8.1.170.0030.00618.76
8.1.160.0020.00518.86
8.1.150.0000.00718.95
8.1.140.0000.00817.76
8.1.130.0000.00720.80
8.1.120.0080.00017.41
8.1.110.0000.00817.49
8.1.100.0040.00417.47
8.1.90.0030.00617.47
8.1.80.0030.00617.50
8.1.70.0000.00717.42
8.1.60.0060.00317.58
8.1.50.0040.00417.63
8.1.40.0000.00817.68
8.1.30.0030.00617.81
8.1.20.0040.00417.65
8.1.10.0000.00817.65
8.1.00.0040.00417.63
8.0.300.0090.00018.77
8.0.290.0000.00716.88
8.0.280.0030.00518.38
8.0.270.0000.00717.37
8.0.260.0000.00618.55
8.0.250.0000.00816.92
8.0.240.0000.00816.98
8.0.230.0000.00916.84
8.0.220.0000.00816.90
8.0.210.0070.00016.89
8.0.200.0000.00616.93
8.0.190.0030.00616.95
8.0.180.0000.00716.89
8.0.170.0060.00316.80
8.0.160.0080.00016.96
8.0.150.0020.00516.86
8.0.140.0030.00316.92
8.0.130.0030.00313.37
8.0.120.0040.00416.76
8.0.110.0030.00316.93
8.0.100.0000.00716.85
8.0.90.0040.00416.83
8.0.80.0070.01616.96
8.0.70.0000.00716.90
8.0.60.0040.00416.90
8.0.50.0040.00416.94
8.0.30.0120.00617.06
8.0.20.0080.01017.40
8.0.10.0040.00416.84
8.0.00.0110.00716.82
7.4.330.0000.00515.55
7.4.320.0000.00616.62
7.4.300.0000.00716.68
7.4.290.0030.00316.55
7.4.280.0070.00016.56
7.4.270.0070.00016.59
7.4.260.0030.00916.54
7.4.250.0070.00016.64
7.4.240.0030.00316.70
7.4.230.0070.00016.68
7.4.220.0030.00616.41
7.4.210.0080.01116.63
7.4.200.0040.00416.70
7.4.160.0110.00616.69
7.4.150.0130.01017.40
7.4.140.0080.01017.86
7.4.130.0080.00916.70
7.4.120.0110.01116.64
7.4.110.0100.00616.41
7.4.100.0160.00016.57
7.4.90.0080.00816.64
7.4.80.0070.02019.39
7.4.70.0090.01116.61
7.4.60.0130.00316.57
7.4.50.0090.00216.41
7.4.40.0110.00516.54
7.4.00.0070.01015.11
7.3.330.0020.00213.23
7.3.320.0000.00613.33
7.3.310.0070.00016.18
7.3.300.0000.00716.41
7.3.290.0030.00316.30
7.3.280.0080.00816.38
7.3.270.0070.01017.40
7.3.260.0110.00716.54
7.3.250.0110.00616.54
7.3.240.0110.01016.55
7.3.230.0060.01016.64
7.3.210.0080.00816.47
7.3.200.0090.00616.50
7.3.190.0120.00616.41
7.3.180.0090.00616.50
7.3.170.0060.01216.38
7.3.160.0090.00616.55
7.3.120.0080.00614.77
7.3.110.0040.00814.59
7.3.100.0030.01014.47
7.3.90.0000.01414.74
7.3.80.0030.01315.11
7.3.70.0040.01214.88
7.3.60.0060.00614.97
7.3.50.0040.00814.96
7.3.40.0070.00414.96
7.3.30.0100.00315.02
7.3.20.0120.00016.91
7.3.10.0040.01116.73
7.3.00.0000.01316.91
7.2.330.0120.00616.43
7.2.320.0140.00316.63
7.2.310.0070.01616.77
7.2.300.0140.00316.74
7.2.290.0080.01116.32
7.2.240.0030.01215.27
7.2.230.0000.01415.21
7.2.220.0070.01114.78
7.2.210.0030.01414.90
7.2.200.0090.00314.93
7.2.190.0030.01314.80
7.2.180.0100.00714.85
7.2.170.0080.00814.91
7.2.160.0130.00315.15
7.2.150.0030.01316.77
7.2.140.0000.01517.07
7.2.130.0030.01317.11
7.2.120.0100.00716.98
7.2.110.0000.01416.61
7.2.100.0030.01417.06
7.2.90.0040.00816.82
7.2.80.0000.01317.14
7.2.70.0060.00916.79
7.2.60.0070.00916.85
7.2.50.0040.01117.02
7.2.40.0030.01217.09
7.2.30.0040.00817.03
7.2.20.0040.01516.93
7.2.10.0200.00917.68
7.2.00.0170.01217.54
7.1.330.0090.00315.59
7.1.320.0030.01315.89
7.1.310.0040.01115.59
7.1.300.0000.01415.90
7.1.290.0030.01015.89
7.1.280.0030.00615.76
7.1.270.0030.01015.91
7.1.260.0030.01316.09
7.1.250.0130.00015.87
7.1.200.0030.01015.84
7.1.130.0450.01616.75
7.1.120.2090.00316.51
7.1.110.0250.01216.12
7.1.100.0380.00716.16
7.1.90.0260.00916.30
7.1.80.0250.01816.50
7.1.70.0400.00315.22
7.1.60.0320.01433.46
7.1.50.0530.01633.20
7.1.40.0330.01532.73
7.1.30.0490.00332.63
7.1.20.0380.01332.86
7.1.10.0250.01314.88
7.1.00.0240.01415.14

preferences:
33.59 ms | 400 KiB | 5 Q