3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_internal_encoding("ISO-8859-1"); var_dump(mb_internal_encoding()); $ograve = hex2bin('f2'); echo iconv("ISO-8859-1", "UTF-8", $ograve);

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)
8.3.60.0060.01218.43
8.3.50.0180.00417.95
8.3.40.0090.00918.84
8.3.30.0060.01018.88
8.3.20.0040.00420.21
8.3.10.0080.00020.53
8.3.00.0060.00318.52
8.2.180.0150.00316.88
8.2.170.0070.01422.96
8.2.160.0130.00020.57
8.2.150.0000.00824.18
8.2.140.0030.00624.66
8.2.130.0050.00319.48
8.2.120.0000.00826.35
8.2.110.0060.00322.23
8.2.100.0080.00418.09
8.2.90.0050.00319.47
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0050.00318.05
8.2.50.0080.00018.09
8.2.40.0040.00420.59
8.2.30.0040.00419.55
8.2.20.0070.00017.82
8.2.10.0000.00818.13
8.2.00.0040.00418.11
8.1.280.0100.01325.92
8.1.270.0000.00824.09
8.1.260.0070.00028.09
8.1.250.0080.00028.09
8.1.240.0030.00724.03
8.1.230.0070.00421.01
8.1.220.0030.00617.74
8.1.210.0050.00518.77
8.1.200.0000.01017.47
8.1.190.0040.00417.35
8.1.180.0080.00018.10
8.1.170.0040.00418.64
8.1.160.0000.00721.02
8.1.150.0040.00418.91
8.1.140.0000.00719.70
8.1.130.0030.00317.68
8.1.120.0000.00717.43
8.1.110.0100.00017.48
8.1.100.0080.00017.42
8.1.90.0040.00417.41
8.1.80.0000.00817.50
8.1.70.0030.00517.44
8.1.60.0040.00417.64
8.1.50.0060.00317.48
8.1.40.0050.00317.55
8.1.30.0040.00417.61
8.1.20.0040.00417.63
8.1.10.0030.00517.68
8.1.00.0050.00317.65
8.0.300.0050.00218.77
8.0.290.0040.00417.00
8.0.280.0000.00718.41
8.0.270.0000.00717.23
8.0.260.0030.00517.30
8.0.250.0000.00716.96
8.0.240.0030.00517.00
8.0.230.0000.00817.07
8.0.220.0000.00716.98
8.0.210.0000.00816.95
8.0.200.0030.00617.07
8.0.190.0030.00617.02
8.0.180.0030.00616.79
8.0.170.0040.00417.00
8.0.160.0050.00216.84
8.0.150.0000.00816.89
8.0.140.0050.00216.84
8.0.130.0060.00313.44
8.0.120.0000.00916.98
8.0.110.0000.00917.02
8.0.100.0040.00416.84
8.0.90.0000.00917.05
8.0.80.0130.00917.09
8.0.70.0000.00817.00
8.0.60.0030.00617.11
8.0.50.0000.00916.95
8.0.30.0100.01017.22
8.0.20.0110.01117.42
8.0.10.0040.00416.99
8.0.00.0120.01316.99
7.4.330.0000.00415.08
7.4.320.0060.00016.51
7.4.300.0030.00316.51
7.4.290.0030.00316.46
7.4.280.0070.00016.60
7.4.270.0070.00016.62
7.4.260.0030.00316.50
7.4.250.0060.00316.77
7.4.240.0000.00916.78
7.4.230.0050.00316.74
7.4.220.0100.01416.62
7.4.210.0140.00316.79
7.4.200.0030.00616.86
7.4.160.0080.01116.54
7.4.150.0170.00317.40
7.4.140.0060.01617.86
7.4.130.0130.00816.61
7.4.120.0140.00516.75
7.4.110.0070.01416.61
7.4.100.0210.01016.72
7.4.90.0070.01416.84
7.4.80.0090.01119.39
7.4.70.0180.01416.55
7.4.60.0170.00616.40
7.4.50.0140.01116.20
7.4.40.0200.01216.26
7.4.30.0160.01216.48
7.4.20.0180.01116.61
7.4.10.0170.00616.51
7.4.00.0140.00816.05
7.3.330.0030.00313.16
7.3.320.0030.00213.17
7.3.310.0040.00416.46
7.3.300.0090.00016.36
7.3.290.0070.01516.33
7.3.280.0060.01416.39
7.3.270.0140.01017.40
7.3.260.0110.01516.52
7.3.250.0110.00816.57
7.3.240.0050.01716.41
7.3.230.0090.00916.43
7.3.210.0130.01016.59
7.3.200.0090.01216.32
7.3.190.0110.01116.32
7.3.180.0040.01716.38
7.3.170.0040.02216.38
7.3.160.0110.01116.25
7.3.150.0150.01216.43
7.3.140.0140.01016.55
7.3.130.0160.00616.37
7.3.120.0140.01016.29
7.3.110.0130.01216.40
7.3.100.0070.01416.30
7.3.90.0140.01016.37
7.3.80.0160.00816.49
7.3.70.0130.00716.27
7.3.60.0150.01116.33
7.3.50.0140.01316.31
7.3.40.0290.00716.35
7.3.30.0200.01416.26
7.3.20.0200.00817.32
7.3.10.1020.01116.24
7.3.00.0270.01517.27
7.2.330.0200.00017.00
7.2.320.0140.01116.80
7.2.310.0140.00716.62
7.2.300.0160.01316.89
7.2.290.0120.00916.71
7.2.280.0040.01616.79
7.2.270.0140.01016.65
7.2.260.0200.00716.56
7.2.250.0140.00916.46
7.2.240.0180.00816.68
7.2.230.0130.01316.81
7.2.220.0090.01616.66
7.2.210.0140.00916.68
7.2.200.0110.01116.67
7.2.190.0070.01916.54
7.2.180.0140.01116.54
7.2.170.0120.01816.48
7.2.160.0240.01616.56
7.2.150.0150.00817.37
7.2.140.0150.01117.64
7.2.130.0170.01217.56
7.2.120.0290.01516.61
7.2.110.0110.01217.66
7.2.100.0160.01217.71
7.2.90.0290.00714.99
7.2.80.0690.00814.24
7.2.70.0440.00714.15
7.2.60.0140.01115.16
7.2.50.0220.00815.18
7.2.40.0220.00514.24
7.2.30.0100.01014.06
7.2.20.0320.01016.68
7.2.10.0100.01417.55
7.2.00.0150.01018.24
7.1.330.0210.01216.73
7.1.320.0340.01016.53
7.1.310.0150.01316.57
7.1.300.1810.00815.16
7.1.290.1310.01215.54
7.1.280.0260.01115.55
7.1.270.0270.00916.67
7.1.260.0560.00915.62
7.1.250.0200.01116.56
7.1.240.0290.01315.86
7.1.230.0230.00716.42
7.1.220.0200.00916.63
7.1.210.0210.01216.44
7.1.200.0140.00914.94
7.1.190.0180.00913.69
7.1.180.0150.01013.69
7.1.170.0190.01616.63
7.1.160.0620.00816.70
7.1.150.0200.01315.76
7.1.140.0180.00616.42
7.1.130.0200.00915.61
7.1.120.0290.01015.67
7.1.110.0110.01316.60
7.1.100.0090.01715.79
7.1.90.0220.01215.71
7.1.80.0090.01516.62
7.1.70.0120.00916.30
7.1.60.0120.01417.45
7.1.50.0250.01316.87
7.1.40.0330.01215.66
7.1.30.0350.01015.64
7.1.20.0190.01815.75
7.1.10.0340.00913.71
7.1.00.0260.03717.97
7.0.330.0230.00916.26
7.0.320.0340.01215.44
7.0.310.0840.00514.22
7.0.300.0340.01116.32
7.0.290.0200.01016.28
7.0.280.0190.01315.43
7.0.270.0100.01316.28
7.0.260.0300.01015.47
7.0.250.0280.00916.32
7.0.240.0120.01116.37
7.0.230.0090.01516.21
7.0.220.0220.01115.24
7.0.210.0610.01315.38
7.0.200.0110.01316.49
7.0.190.0150.00813.58
7.0.180.0220.00713.58
7.0.170.0140.01715.43
7.0.160.0200.00614.30
7.0.150.0100.01716.35
7.0.140.0180.00916.32
7.0.130.0210.01215.41
7.0.120.0150.01416.30
7.0.110.0140.01616.43
7.0.100.0190.01216.30
7.0.90.0170.01116.44
7.0.80.0270.00816.41
7.0.70.0160.01316.25
7.0.60.0150.01718.21
7.0.50.0110.03015.40
7.0.40.0170.02915.76
7.0.30.0520.02917.00
7.0.20.0230.02916.85
7.0.10.0170.03616.89
7.0.00.0190.02317.06
5.6.400.0200.01316.12
5.6.390.0170.00913.84
5.6.380.0190.01415.91
5.6.370.0230.00615.99
5.6.360.0180.01416.20
5.6.350.0200.01116.04
5.6.340.0170.01416.04
5.6.330.0150.01316.19
5.6.320.0120.01013.99
5.6.310.0150.00413.88
5.6.300.0170.00713.81
5.6.290.0170.00613.83
5.6.280.0150.02917.70
5.6.270.0170.00913.89
5.6.260.0130.02015.94
5.6.250.0160.01013.92
5.6.240.0200.01116.13
5.6.230.0150.01516.10
5.6.220.0160.00716.10
5.6.210.0140.03617.56
5.6.200.0160.01716.88
5.6.190.0130.02917.55
5.6.180.0200.03417.55
5.6.170.0130.03117.66
5.6.160.0120.03217.45
5.6.150.0160.03016.86
5.6.140.0120.03016.75
5.6.130.0120.03616.82
5.6.120.0170.02117.60
5.6.110.0210.03117.73
5.6.100.0120.03817.70
5.6.90.0180.03317.86
5.6.80.0170.03517.59
5.6.70.0160.01315.96
5.6.60.0160.01315.90
5.6.50.0170.01215.99
5.6.40.0270.00516.01
5.6.30.0140.02016.10
5.6.20.0130.01315.99
5.6.10.0150.00713.74
5.6.00.0130.01113.83
5.5.380.0160.01615.98
5.5.370.0160.01515.75
5.5.360.0120.01415.94
5.5.350.0220.03017.43
5.5.340.0130.03716.67
5.5.330.0170.02317.46
5.5.320.0190.02917.53
5.5.310.0210.03017.46
5.5.300.0150.02616.74
5.5.290.0200.03316.63
5.5.280.0070.03817.62
5.5.270.0110.04017.62
5.5.260.0090.03317.47
5.5.250.0160.03517.41
5.5.240.0170.03217.39
5.5.230.0090.01915.81
5.5.220.0160.01415.95
5.5.210.0040.01815.91
5.5.200.0090.01716.02
5.5.190.0080.01515.81
5.5.180.0130.01115.91
5.5.170.0100.01215.99
5.5.160.0170.01115.90
5.5.150.0160.01016.10
5.5.140.0130.01215.92
5.5.130.0160.01115.87
5.5.120.0190.00915.93
5.5.110.0160.01215.68
5.5.100.0170.01315.96
5.5.90.0100.01915.90
5.5.80.0140.02015.81
5.5.70.0100.01515.94
5.5.60.0060.01516.00
5.5.50.0150.01015.61
5.5.40.0110.01116.03
5.5.30.0100.01015.93
5.5.20.0160.00615.88
5.5.10.0110.01315.99
5.5.00.0180.00415.92

preferences:
73.73 ms | 401 KiB | 5 Q